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module ifu ( input clk, input rst, input ifu_i_halt, input ifu_i_is_jump, input ifu_i_is_branch_taken, input [31:0] ifu_i_pc_target, output [31:0] ifu_o_pc, output [31:0] ifu_o_inst, output [31:0] ifu_o_iaddr, input [31:0] ifu_i_idata ); wire [31:0] next_pc; assign ifu_o_iaddr = ifu_o_pc; assign ifu_o_inst = ifu_i_idata; assign next_pc = (ifu_i_is_jump | ifu_i_is_branch_taken) ? ifu_i_pc_target : (ifu_o_pc + 'h04); DFF_REG_RCE #( .N(32) ) u_program_counter ( .C (clk), .R (rst), .CE(!ifu_i_halt), .D (next_pc), .Q (ifu_o_pc) ); endmodule
7.211602
module itim #( parameter ROM_ADDR_BITS = 10, parameter IMEM_HEX = "", parameter IMEM_BIN = "" ) ( input clk, input [ROM_ADDR_BITS+1:0] itim_i_addr, output [31:0] itim_o_rdata ); (* rom_style="block" *) reg [31:0] mem[(2**ROM_ADDR_BITS)-1:0]; wire [ROM_ADDR_BITS-1:0] addr; assign addr = itim_i_addr[ROM_ADDR_BITS+1:2]; assign itim_o_rdata = mem[addr]; initial begin if (IMEM_HEX != "") begin $readmemh(IMEM_HEX, mem); end else begin $readmemb(IMEM_BIN, mem, 0, (2 ** ROM_ADDR_BITS) - 1); end end endmodule
7.826732
module wbu ( input clk, input rst, input [31:0] wbu_i_pc, input [31:0] wbu_i_exu_data, input [31:0] wbu_i_memu_data, input [2:0] wbu_i_wb_sel, output [31:0] wbu_o_wb_data ); assign wbu_o_wb_data = ( ({32{wbu_i_wb_sel[0]}} & wbu_i_exu_data) | ({32{wbu_i_wb_sel[1]}} & wbu_i_memu_data) | ({32{wbu_i_wb_sel[2]}} & (wbu_i_pc + 4)) ); endmodule
7.269327
module gpio ( input clk, input rst, input [ `TL_A_WIDTH_OPCODE-1:0] gpio_i_tl_a_opcode, input [ `TL_A_WIDTH_PARAM-1:0] gpio_i_tl_a_param, input [ `TL_A_WIDTH_SIZE-1:0] gpio_i_tl_a_size, input [ `TL_A_WIDTH_SOURCE-1:0] gpio_i_tl_a_source, input [`TL_A_WIDTH_ADDRESS-1:0] gpio_i_tl_a_address, input [ `TL_A_WIDTH_MASK-1:0] gpio_i_tl_a_mask, input [ `TL_A_WIDTH_DATA-1:0] gpio_i_tl_a_data, input [`TL_A_WIDTH_CORRUPT-1:0] gpio_i_tl_a_corrupt, input gpio_i_tl_a_valid, output gpio_o_tl_a_ready, output [ `TL_D_WIDTH_OPCODE-1:0] gpio_o_tl_d_opcode, output [ `TL_D_WIDTH_PARAM-1:0] gpio_o_tl_d_param, output [ `TL_D_WIDTH_SIZE-1:0] gpio_o_tl_d_size, output [ `TL_D_WIDTH_SOURCE-1:0] gpio_o_tl_d_source, output [ `TL_D_WIDTH_SINK-1:0] gpio_o_tl_d_sink, output [ `TL_D_WIDTH_DENIED-1:0] gpio_o_tl_d_denied, output [ `TL_D_WIDTH_DATA-1:0] gpio_o_tl_d_data, output [`TL_D_WIDTH_CORRUPT-1:0] gpio_o_tl_d_corrupt, output gpio_o_tl_d_valid, input gpio_i_tl_d_ready, output [3:0] gpio_o_gpio_led, input [3:0] gpio_i_gpio_btn, input [3:0] gpio_i_gpio_sw ); wire [31:0] address; wire w_en; wire [31:0] w_data; wire [31:0] r_data; wire is_gpio_idr; wire is_gpio_odr; wire [31:0] gpio_idr_rdata; wire [31:0] gpio_odr_rdata; assign is_gpio_idr = address === 'h0000_0000; assign is_gpio_odr = address === 'h0000_0004; assign r_data = is_gpio_idr ? gpio_idr_rdata : is_gpio_odr ? gpio_odr_rdata : 'hCCCC_CCCC; assign gpio_o_gpio_led = gpio_odr_rdata[3:0]; tl2reg_adapter u_adapter ( .clk(clk), .rst(rst), .adapter_i_tl_a_opcode(gpio_i_tl_a_opcode), .adapter_i_tl_a_param(gpio_i_tl_a_param), .adapter_i_tl_a_size(gpio_i_tl_a_size), .adapter_i_tl_a_source(gpio_i_tl_a_source), .adapter_i_tl_a_address(gpio_i_tl_a_address), .adapter_i_tl_a_mask(gpio_i_tl_a_mask), .adapter_i_tl_a_data(gpio_i_tl_a_data), .adapter_i_tl_a_corrupt(gpio_i_tl_a_corrupt), .adapter_i_tl_a_valid(gpio_i_tl_a_valid), .adapter_o_tl_a_ready(gpio_o_tl_a_ready), .adapter_o_tl_d_opcode(gpio_o_tl_d_opcode), .adapter_o_tl_d_param(gpio_o_tl_d_param), .adapter_o_tl_d_size(gpio_o_tl_d_size), .adapter_o_tl_d_source(gpio_o_tl_d_source), .adapter_o_tl_d_sink(gpio_o_tl_d_sink), .adapter_o_tl_d_denied(gpio_o_tl_d_denied), .adapter_o_tl_d_data(gpio_o_tl_d_data), .adapter_o_tl_d_corrupt(gpio_o_tl_d_corrupt), .adapter_o_tl_d_valid(gpio_o_tl_d_valid), .adapter_i_tl_d_ready(gpio_i_tl_d_ready), .adapter_o_address(address), .adapter_o_r_en(), .adapter_o_w_en(w_en), .adapter_o_wmask(), .adapter_o_wdata(w_data), .adapter_i_rdata(r_data), .adapter_i_err('b0) ); DFF_REG #( .N(32) ) u_gpio_idr ( .C(clk), .D({24'h0, gpio_i_gpio_btn, gpio_i_gpio_sw}), .Q(gpio_idr_rdata) ); DFF_REG_RCE #( .N(32) ) u_gpio_odr ( .C (clk), .R (rst), .CE(is_gpio_odr && w_en), .D (w_data), .Q (gpio_odr_rdata) ); endmodule
7.858288
module z1top #( parameter IMEM_HEX = "firmware.hex", parameter IMEM_BIN = "" ) ( input CLK100MHZ, input ck_rst, input [3:0] sw, output [3:0] led, input [3:0] btn ); wire clk; // clock is at fixed 100MHz wire rst; // reset signal is active low wire clk_locked; assign rst = clk_locked && ck_rst; clk_wiz_0 u_clk_wiz_0 ( // Clock out ports .clk_out1(clk), // Status and control signals .resetn (ck_rst), .locked (clk_locked), // Clock in ports .clk_in1 (CLK100MHZ) ); wire [ `TL_A_WIDTH_OPCODE-1:0] core2gpio_tl_a_opcode; wire [ `TL_A_WIDTH_PARAM-1:0] core2gpio_tl_a_param; wire [ `TL_A_WIDTH_SIZE-1:0] core2gpio_tl_a_size; wire [ `TL_A_WIDTH_SOURCE-1:0] core2gpio_tl_a_source; wire [`TL_A_WIDTH_ADDRESS-1:0] core2gpio_tl_a_address; wire [ `TL_A_WIDTH_MASK-1:0] core2gpio_tl_a_mask; wire [ `TL_A_WIDTH_DATA-1:0] core2gpio_tl_a_data; wire [`TL_A_WIDTH_CORRUPT-1:0] core2gpio_tl_a_corrupt; wire core2gpio_tl_a_valid; wire gpio2core_tl_a_ready; wire [ `TL_D_WIDTH_OPCODE-1:0] gpio2core_tl_d_opcode; wire [ `TL_D_WIDTH_PARAM-1:0] gpio2core_tl_d_param; wire [ `TL_D_WIDTH_SIZE-1:0] gpio2core_tl_d_size; wire [ `TL_D_WIDTH_SOURCE-1:0] gpio2core_tl_d_source; wire [ `TL_D_WIDTH_SINK-1:0] gpio2core_tl_d_sink; wire [ `TL_D_WIDTH_DENIED-1:0] gpio2core_tl_d_denied; wire [ `TL_D_WIDTH_DATA-1:0] gpio2core_tl_d_data; wire [`TL_D_WIDTH_CORRUPT-1:0] gpio2core_tl_d_corrupt; wire gpio2core_tl_d_valid; wire core2gpio_tl_d_ready; //ila_0 u_ila_0 ( // .clk(clk), // .probe0(core2itim_addr), // .probe1(itim2core_rdata) //); core u_core ( .clk(clk), .rst(rst), .core_o_tl_a_opcode(core2gpio_tl_a_opcode), .core_o_tl_a_param(core2gpio_tl_a_param), .core_o_tl_a_size(core2gpio_tl_a_size), .core_o_tl_a_source(core2gpio_tl_a_source), .core_o_tl_a_address(core2gpio_tl_a_address), .core_o_tl_a_mask(core2gpio_tl_a_mask), .core_o_tl_a_data(core2gpio_tl_a_data), .core_o_tl_a_corrupt(core2gpio_tl_a_corrupt), .core_o_tl_a_valid(core2gpio_tl_a_valid), .core_i_tl_a_ready(gpio2core_tl_a_ready), .core_i_tl_d_opcode(gpio2core_tl_d_opcode), .core_i_tl_d_param(gpio2core_tl_d_param), .core_i_tl_d_size(gpio2core_tl_d_size), .core_i_tl_d_source(gpio2core_tl_d_source), .core_i_tl_d_sink(gpio2core_tl_d_sink), .core_i_tl_d_denied(gpio2core_tl_d_denied), .core_i_tl_d_data(gpio2core_tl_d_data), .core_i_tl_d_corrupt(gpio2core_tl_d_corrupt), .core_i_tl_d_valid(gpio2core_tl_d_valid), .core_o_tl_d_ready(core2gpio_tl_d_ready) ); gpio u_gpio ( .clk(clk), .rst(rst), .gpio_i_tl_a_opcode(core2gpio_tl_a_opcode), .gpio_i_tl_a_param(core2gpio_tl_a_param), .gpio_i_tl_a_size(core2gpio_tl_a_size), .gpio_i_tl_a_source(core2gpio_tl_a_source), .gpio_i_tl_a_address(core2gpio_tl_a_address), .gpio_i_tl_a_mask(core2gpio_tl_a_mask), .gpio_i_tl_a_data(core2gpio_tl_a_data), .gpio_i_tl_a_corrupt(core2gpio_tl_a_corrupt), .gpio_i_tl_a_valid(core2gpio_tl_a_valid), .gpio_o_tl_a_ready(gpio2core_tl_a_ready), .gpio_o_tl_d_opcode(gpio2core_tl_d_opcode), .gpio_o_tl_d_param(gpio2core_tl_d_param), .gpio_o_tl_d_size(gpio2core_tl_d_size), .gpio_o_tl_d_source(gpio2core_tl_d_source), .gpio_o_tl_d_sink(gpio2core_tl_d_sink), .gpio_o_tl_d_denied(gpio2core_tl_d_denied), .gpio_o_tl_d_data(gpio2core_tl_d_data), .gpio_o_tl_d_corrupt(gpio2core_tl_d_corrupt), .gpio_o_tl_d_valid(gpio2core_tl_d_valid), .gpio_i_tl_d_ready(core2gpio_tl_d_ready), .gpio_o_gpio_led(led), .gpio_i_gpio_btn(btn), .gpio_i_gpio_sw (sw) ); endmodule
7.635147
module exu ( input clk, input rst, input [31:0] exu_i_pc, input [31:0] exu_i_rs1_data, input [31:0] exu_i_rs2_data, input [31:0] exu_i_imm, input [1:0] exu_i_a_sel, input [1:0] exu_i_b_sel, input [10:0] exu_i_alu_sel, input [3:0] exu_i_br_sel, output [31:0] exu_o_exu_data, output [31:0] exu_o_rs2_data, output exu_o_branch_taken ); wire [31:0] alu_a, alu_b; wire br_un, br_eq, br_lt; // because we are using single stage, we just need to pass the data through assign exu_o_rs2_data = exu_i_rs2_data; // alu input selection assign alu_a = ({32{exu_i_a_sel[0]}} & exu_i_rs1_data) | ({32{exu_i_a_sel[1]}} & exu_i_pc); assign alu_b = ({32{exu_i_b_sel[0]}} & exu_i_rs2_data) | ({32{exu_i_b_sel[1]}} & exu_i_imm); // branch unit input selection and output calculation assign br_un = exu_i_br_sel[2]; assign exu_o_branch_taken = (exu_i_br_sel[0] & ((exu_i_br_sel[3] ? br_lt : br_eq) ^ exu_i_br_sel[1])); alu u_alu ( .alu_i_a (alu_a), .alu_i_b (alu_b), .alu_i_sel(exu_i_alu_sel), .alu_o_out(exu_o_exu_data) ); bru u_bru ( .bru_i_a(exu_i_rs1_data), .bru_i_b(exu_i_rs2_data), .bru_i_br_un(br_un), .bru_o_br_eq(br_eq), .bru_o_br_lt(br_lt) ); endmodule
8.840183
module bru ( input [31:0] bru_i_a, input [31:0] bru_i_b, input bru_i_br_un, output bru_o_br_eq, output bru_o_br_lt ); wire signed [31:0] a_signed, b_signed; assign a_signed = bru_i_a; assign b_signed = bru_i_b; assign bru_o_br_eq = (bru_i_a === bru_i_b); assign bru_o_br_lt = bru_i_br_un ? (bru_i_a < bru_i_b) : (a_signed < b_signed); endmodule
6.901967
module regfile ( input clk, input [ 4:0] regfile_i_rd_addr, input regfile_i_w_en, input [31:0] regfile_i_rd_data, input [ 4:0] regfile_i_rs1_addr, output [31:0] regfile_o_rs1_data, input [ 4:0] regfile_i_rs2_addr, output [31:0] regfile_o_rs2_data ); (* ram_style = "distributed" *) reg [31:0] mem[31-1:0]; always @(posedge clk) begin if (regfile_i_w_en && (regfile_i_rd_addr !== 'h0)) begin mem[regfile_i_rd_addr-1] <= regfile_i_rd_data; end end assign regfile_o_rs1_data = regfile_i_rs1_addr !== 'h0 ? mem[regfile_i_rs1_addr-1] : 'h0; assign regfile_o_rs2_data = regfile_i_rs2_addr !== 'h0 ? mem[regfile_i_rs2_addr-1] : 'h0; endmodule
7.809308
module ifu ( input clk, input rst, input ifu_i_halt, input ifu_i_is_jump, input ifu_i_is_branch_taken, input [31:0] ifu_i_pc_target, output [31:0] ifu_o_pc, output [31:0] ifu_o_inst, output [31:0] ifu_o_iaddr, input [31:0] ifu_i_idata ); wire [31:0] next_pc; assign ifu_o_iaddr = ifu_o_pc; assign ifu_o_inst = ifu_i_idata; assign next_pc = (ifu_i_is_jump | ifu_i_is_branch_taken) ? ifu_i_pc_target : (ifu_o_pc + 'h04); DFF_REG_RCE #( .N(32) ) u_program_counter ( .C (clk), .R (rst), .CE(!ifu_i_halt), .D (next_pc), .Q (ifu_o_pc) ); endmodule
7.211602
module itim #( parameter ROM_ADDR_BITS = 10, parameter IMEM_HEX = "", parameter IMEM_BIN = "" ) ( input clk, input [ROM_ADDR_BITS+1:0] itim_i_addr, output [31:0] itim_o_rdata ); (* rom_style="block" *) reg [31:0] mem[(2**ROM_ADDR_BITS)-1:0]; wire [ROM_ADDR_BITS-1:0] addr; assign addr = itim_i_addr[ROM_ADDR_BITS+1:2]; assign itim_o_rdata = mem[addr]; initial begin if (IMEM_HEX != "") begin $readmemh(IMEM_HEX, mem); end else begin $readmemb(IMEM_BIN, mem, 0, (2 ** ROM_ADDR_BITS) - 1); end end endmodule
7.826732
module wbu ( input clk, input rst, input [31:0] wbu_i_pc, input [31:0] wbu_i_exu_data, input [31:0] wbu_i_memu_data, input [2:0] wbu_i_wb_sel, output [31:0] wbu_o_wb_data ); assign wbu_o_wb_data = ( ({32{wbu_i_wb_sel[0]}} & wbu_i_exu_data) | ({32{wbu_i_wb_sel[1]}} & wbu_i_memu_data) | ({32{wbu_i_wb_sel[2]}} & (wbu_i_pc + 4)) ); endmodule
7.269327
module z1top #( parameter IMEM_HEX = "firmware.hex", parameter IMEM_BIN = "" ) ( input CLK100MHZ, input ck_rst, input [3:0] sw, output [3:0] led, input [3:0] btn ); wire clk; // clock is at fixed 100MHz wire rst; // reset signal is active low assign rst = ck_rst; clk_wiz_0 u_clk_wiz_0 ( // Clock out ports .clk_out1(clk), // Status and control signals .resetn (rst), // Clock in ports .clk_in1 (CLK100MHZ) ); wire [31:0] core2mmio_addr; wire [ 3:0] core2mmio_wmask; wire [31:0] core2mmio_wdata; wire [31:0] mmio2core_rdata; //ila_0 u_ila_0 ( // .clk(clk), // .probe0(core2itim_addr), // .probe1(itim2core_rdata) //); core u_core ( .clk(clk), .rst(rst), .core_o_mmio_addr (core2mmio_addr), .core_o_mmio_wmask(core2mmio_wmask), .core_o_mmio_wdata(core2mmio_wdata), .core_i_mmio_rdata(mmio2core_rdata) ); mmio u_mmio ( .clk(clk), .rst(rst), .mmio_i_addr(core2mmio_addr), .mmio_i_wmask(core2mmio_wmask), .mmio_i_wdata(core2mmio_wdata), .mmio_o_rdata(mmio2core_rdata), .mmio_o_gpio_led(led), .mmio_i_gpio_btn(btn), .mmio_i_gpio_sw (sw) ); endmodule
7.635147
module blind_pixel_decode ( clk, rst_n, din_data, din_valid, din_ready, din_startofpacket, din_endofpacket, im_width, im_height, im_interlaced, dout_data, dout_valid, dout_ready, dout_startofpacket, dout_endofpacket ); parameter DATA_WIDTH = 24; parameter COLOR_BITS = 8; parameter COLOR_PLANES = 3; input clk, rst_n; input [DATA_WIDTH-1:0] din_data; input din_valid; input din_startofpacket, din_endofpacket; output din_ready; output [DATA_WIDTH-1:0] dout_data; output dout_valid; output dout_startofpacket, dout_endofpacket; input dout_ready; output [15:0] im_width, im_height; output [3:0] im_interlaced; reg [15:0] im_width, im_height; reg [3:0] im_interlaced; reg dout_startofpacket_reg; reg [2:0] state, n_state; reg [3:0] head_cnt; reg din_ready_reg; wire global_rst_n; localparam IDLE = 3'b001; localparam HEAD = 3'b010; localparam DATA = 3'b100; assign dout_data = din_data; assign dout_valid = state==DATA && din_valid; assign dout_startofpacket = dout_startofpacket_reg & din_valid; assign dout_endofpacket = state==DATA && din_endofpacket; assign din_ready = din_ready_reg | dout_ready; always @(state or n_state) begin case (state) IDLE: din_ready_reg = n_state != DATA; HEAD: din_ready_reg = 1'b1; DATA: din_ready_reg = 1'b0; default: din_ready_reg = 1'b1; endcase end always @(posedge clk or negedge global_rst_n) begin if (!global_rst_n) state <= IDLE; else state <= n_state; end always @(state or din_valid or din_startofpacket or din_endofpacket or din_data[3:0]) begin case (state) IDLE: begin if (din_valid & din_startofpacket) begin case (din_data[3:0]) 4'hF: n_state = HEAD; 3'h0: n_state = DATA; default: n_state = IDLE; endcase end else n_state = IDLE; end HEAD, DATA: n_state = (din_valid & din_endofpacket) ? IDLE : state; default: n_state = IDLE; endcase end always @(posedge clk or negedge global_rst_n) begin if (!global_rst_n) dout_startofpacket_reg <= 1'b0; else if (state == IDLE && n_state == DATA) dout_startofpacket_reg <= 1'b1; else if (dout_startofpacket) dout_startofpacket_reg <= 1'b0; end always @(posedge clk or negedge global_rst_n) begin if (!global_rst_n) head_cnt <= 4'd0; else if (state == HEAD) head_cnt <= din_valid ? head_cnt + 4'd1 : head_cnt; else head_cnt <= 4'd0; end always @(posedge clk or negedge global_rst_n) begin if (!global_rst_n) begin im_width <= 16'd0; im_height <= 16'd0; im_interlaced <= 4'd0; end else if (state == HEAD && din_valid) begin case (COLOR_PLANES) 1: begin case (head_cnt) 4'd0: im_width[15:12] <= din_data[3:0]; 4'd1: im_width[11:8] <= din_data[3:0]; 4'd2: im_width[7:4] <= din_data[3:0]; 4'd3: im_width[3:0] <= din_data[3:0]; 4'd4: im_height[15:12] <= din_data[3:0]; 4'd5: im_height[11:8] <= din_data[3:0]; 4'd6: im_height[7:4] <= din_data[3:0]; 4'd7: im_height[3:0] <= din_data[3:0]; 4'd8: im_interlaced <= din_data[3:0]; endcase end 2: begin case (head_cnt) 4'd0: im_width[15:8] <= {din_data[3:0], din_data[COLOR_BITS+3:COLOR_BITS]}; 4'd1: im_width[7:0] <= {din_data[3:0], din_data[COLOR_BITS+3:COLOR_BITS]}; 4'd2: im_height[15:8] <= {din_data[3:0], din_data[COLOR_BITS+3:COLOR_BITS]}; 4'd3: im_height[7:0] <= {din_data[3:0], din_data[COLOR_BITS+3:COLOR_BITS]}; 4'd4: im_interlaced <= din_data[3:0]; endcase end 3: begin case (head_cnt) 4'd0: im_width[15:4] <= { din_data[3:0], din_data[COLOR_BITS+3:COLOR_BITS], din_data[COLOR_BITS*2+3:COLOR_BITS*2] }; 4'd1: {im_width[3:0], im_height[15:8]} <= { din_data[3:0], din_data[COLOR_BITS+3:COLOR_BITS], din_data[COLOR_BITS*2+3:COLOR_BITS*2] }; 4'd2: {im_height[7:0], im_interlaced} <= { din_data[3:0], din_data[COLOR_BITS+3:COLOR_BITS], din_data[COLOR_BITS*2+3:COLOR_BITS*2] }; endcase end endcase end end assign global_rst_n = rst_n; endmodule
7.178287
module blind_pixel_ram ( clk, address, byteenable, write, writedata, readdata, clk2, address2, byteenable2, write2, writedata2, readdata2 ); input clk; input [ 7: 0] address; input [ 3: 0] byteenable; input write; input [ 31: 0] writedata; output [ 31: 0] readdata; input clk2; input [ 7: 0] address2; input [ 3: 0] byteenable2; input write2; input [ 31: 0] writedata2; output [ 31: 0] readdata2; altsyncram the_altsyncram ( .address_a (address), .address_b (address2), .byteena_a (byteenable), .byteena_b (byteenable2), .clock0 (clk), .clock1 (clk2), .clocken0 (1'b1), .clocken1 (1'b1), .data_a (writedata), .data_b (writedata2), .q_a (readdata), .q_b (readdata2), .wren_a (write), .wren_b (write2) ); defparam the_altsyncram.address_reg_b = "CLOCK1", the_altsyncram.byte_size = 8, the_altsyncram.byteena_reg_b = "CLOCK1", the_altsyncram.indata_reg_b = "CLOCK1", the_altsyncram.init_file = "UNUSED", the_altsyncram.lpm_type = "altsyncram", the_altsyncram.maximum_depth = 256, the_altsyncram.numwords_a = 256, the_altsyncram.numwords_b = 256, the_altsyncram.operation_mode = "BIDIR_DUAL_PORT", the_altsyncram.outdata_reg_a = "UNREGISTERED", the_altsyncram.outdata_reg_b = "UNREGISTERED", the_altsyncram.ram_block_type = "AUTO", the_altsyncram.read_during_write_mode_mixed_ports = "DONT_CARE", the_altsyncram.width_a = 32, the_altsyncram.width_b = 32, the_altsyncram.width_byteena_a = 4, the_altsyncram.width_byteena_b = 4, the_altsyncram.widthad_a = 8, the_altsyncram.widthad_b = 8, the_altsyncram.wrcontrol_wraddress_reg_b = "CLOCK1"; //s1, which is an e_avalon_slave //s2, which is an e_avalon_slave endmodule
6.546897
module blind_spot ( input CLK, RST, right_side, left_side, output reg [1:0] blind ); parameter OFF = 2'b00, // Parameters that represent lights on side mirrors. RIGHT = 2'b01, LEFT = 2'b10, RIGHT_LEFT = 2'b11; always @(posedge CLK or posedge RST) begin if (RST == 1'b1) blind <= OFF; // Initially the blind spot monitor is off since there are no cars in the blind spot. case (blind) OFF: if (right_side && left_side) blind <= RIGHT_LEFT; // If cars are within the right and left blind spot of the car. else if (right_side) blind <= RIGHT; // If a car is within the right blind spot of the car. else if (left_side) blind <= LEFT; // If a car is within the left blind spot of the car. else blind <= OFF; // If nothing detected, blind spot indicators off. RIGHT: if (right_side) blind <= RIGHT; // If the car is still within the right blind spot of the car. else blind <= OFF; // If no car is in the right blind spot of the car, turn off the light. LEFT: if (left_side) blind <= LEFT; // If the car is still within the left blind spot of the car. else blind <= OFF; // If no car is in the left blind spot of the car, turn off the light. RIGHT_LEFT: if (right_side && left_side) blind <= RIGHT_LEFT; // If the cars are still within the left and right blind spot of the car. else blind <= OFF; // No cars are within the left and right blind spot, turn off the lights. endcase end endmodule
7.153389
module TinyFPGA_B ( input pin3_clk_16mhz, output pin13 ); //-- Modify this value for changing the blink frequency localparam N = 21; //-- N<=21 Fast, N>=23 Slow reg [N:0] counter; always @(posedge pin3_clk_16mhz) counter <= counter + 1; assign pin13 = counter[N]; endmodule
6.592493
module FullAdder ( input I0, input I1, input CIN, output O, output COUT ); wire inst0_O; wire inst1_CO; SB_LUT4 #( .LUT_INIT(16'h9696) ) inst0 ( .I0(I0), .I1(I1), .I2(CIN), .I3(1'b0), .O (inst0_O) ); SB_CARRY inst1 ( .I0(I0), .I1(I1), .CI(CIN), .CO(inst1_CO) ); assign O = inst0_O; assign COUT = inst1_CO; endmodule
7.610141
module Add26_COUT ( input [25:0] I0, input [25:0] I1, output [25:0] O, output COUT ); wire inst0_O; wire inst0_COUT; wire inst1_O; wire inst1_COUT; wire inst2_O; wire inst2_COUT; wire inst3_O; wire inst3_COUT; wire inst4_O; wire inst4_COUT; wire inst5_O; wire inst5_COUT; wire inst6_O; wire inst6_COUT; wire inst7_O; wire inst7_COUT; wire inst8_O; wire inst8_COUT; wire inst9_O; wire inst9_COUT; wire inst10_O; wire inst10_COUT; wire inst11_O; wire inst11_COUT; wire inst12_O; wire inst12_COUT; wire inst13_O; wire inst13_COUT; wire inst14_O; wire inst14_COUT; wire inst15_O; wire inst15_COUT; wire inst16_O; wire inst16_COUT; wire inst17_O; wire inst17_COUT; wire inst18_O; wire inst18_COUT; wire inst19_O; wire inst19_COUT; wire inst20_O; wire inst20_COUT; wire inst21_O; wire inst21_COUT; wire inst22_O; wire inst22_COUT; wire inst23_O; wire inst23_COUT; wire inst24_O; wire inst24_COUT; wire inst25_O; wire inst25_COUT; FullAdder inst0 ( .I0(I0[0]), .I1(I1[0]), .CIN(1'b0), .O(inst0_O), .COUT(inst0_COUT) ); FullAdder inst1 ( .I0(I0[1]), .I1(I1[1]), .CIN(inst0_COUT), .O(inst1_O), .COUT(inst1_COUT) ); FullAdder inst2 ( .I0(I0[2]), .I1(I1[2]), .CIN(inst1_COUT), .O(inst2_O), .COUT(inst2_COUT) ); FullAdder inst3 ( .I0(I0[3]), .I1(I1[3]), .CIN(inst2_COUT), .O(inst3_O), .COUT(inst3_COUT) ); FullAdder inst4 ( .I0(I0[4]), .I1(I1[4]), .CIN(inst3_COUT), .O(inst4_O), .COUT(inst4_COUT) ); FullAdder inst5 ( .I0(I0[5]), .I1(I1[5]), .CIN(inst4_COUT), .O(inst5_O), .COUT(inst5_COUT) ); FullAdder inst6 ( .I0(I0[6]), .I1(I1[6]), .CIN(inst5_COUT), .O(inst6_O), .COUT(inst6_COUT) ); FullAdder inst7 ( .I0(I0[7]), .I1(I1[7]), .CIN(inst6_COUT), .O(inst7_O), .COUT(inst7_COUT) ); FullAdder inst8 ( .I0(I0[8]), .I1(I1[8]), .CIN(inst7_COUT), .O(inst8_O), .COUT(inst8_COUT) ); FullAdder inst9 ( .I0(I0[9]), .I1(I1[9]), .CIN(inst8_COUT), .O(inst9_O), .COUT(inst9_COUT) ); FullAdder inst10 ( .I0(I0[10]), .I1(I1[10]), .CIN(inst9_COUT), .O(inst10_O), .COUT(inst10_COUT) ); FullAdder inst11 ( .I0(I0[11]), .I1(I1[11]), .CIN(inst10_COUT), .O(inst11_O), .COUT(inst11_COUT) ); FullAdder inst12 ( .I0(I0[12]), .I1(I1[12]), .CIN(inst11_COUT), .O(inst12_O), .COUT(inst12_COUT) ); FullAdder inst13 ( .I0(I0[13]), .I1(I1[13]), .CIN(inst12_COUT), .O(inst13_O), .COUT(inst13_COUT) ); FullAdder inst14 ( .I0(I0[14]), .I1(I1[14]), .CIN(inst13_COUT), .O(inst14_O), .COUT(inst14_COUT) ); FullAdder inst15 ( .I0(I0[15]), .I1(I1[15]), .CIN(inst14_COUT), .O(inst15_O), .COUT(inst15_COUT) ); FullAdder inst16 ( .I0(I0[16]), .I1(I1[16]), .CIN(inst15_COUT), .O(inst16_O), .COUT(inst16_COUT) ); FullAdder inst17 ( .I0(I0[17]), .I1(I1[17]), .CIN(inst16_COUT), .O(inst17_O), .COUT(inst17_COUT) ); FullAdder inst18 ( .I0(I0[18]), .I1(I1[18]), .CIN(inst17_COUT), .O(inst18_O), .COUT(inst18_COUT) ); FullAdder inst19 ( .I0(I0[19]), .I1(I1[19]), .CIN(inst18_COUT), .O(inst19_O), .COUT(inst19_COUT) ); FullAdder inst20 ( .I0(I0[20]), .I1(I1[20]), .CIN(inst19_COUT), .O(inst20_O), .COUT(inst20_COUT) ); FullAdder inst21 ( .I0(I0[21]), .I1(I1[21]), .CIN(inst20_COUT), .O(inst21_O), .COUT(inst21_COUT) ); FullAdder inst22 ( .I0(I0[22]), .I1(I1[22]), .CIN(inst21_COUT), .O(inst22_O), .COUT(inst22_COUT) ); FullAdder inst23 ( .I0(I0[23]), .I1(I1[23]), .CIN(inst22_COUT), .O(inst23_O), .COUT(inst23_COUT) ); FullAdder inst24 ( .I0(I0[24]), .I1(I1[24]), .CIN(inst23_COUT), .O(inst24_O), .COUT(inst24_COUT) ); FullAdder inst25 ( .I0(I0[25]), .I1(I1[25]), .CIN(inst24_COUT), .O(inst25_O), .COUT(inst25_COUT) ); assign O = { inst25_O, inst24_O, inst23_O, inst22_O, inst21_O, inst20_O, inst19_O, inst18_O, inst17_O, inst16_O, inst15_O, inst14_O, inst13_O, inst12_O, inst11_O, inst10_O, inst9_O, inst8_O, inst7_O, inst6_O, inst5_O, inst4_O, inst3_O, inst2_O, inst1_O, inst0_O }; assign COUT = inst25_COUT; endmodule
6.585333
module Counter26_COUT ( output [25:0] O, output COUT, input CLK ); wire [25:0] inst0_O; wire inst0_COUT; wire [25:0] inst1_O; Add26_COUT inst0 ( .I0(inst1_O), .I1({ 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b1 }), .O(inst0_O), .COUT(inst0_COUT) ); Register26 inst1 ( .I (inst0_O), .O (inst1_O), .CLK(CLK) ); assign O = inst1_O; assign COUT = inst0_COUT; endmodule
6.823478
module blink4 ( input wire clk, //--clock output wire [3:0] data ); //-- output register); //-- Bits for the prescaler parameter N = 22; //-- main clock (prescalor) wire clk_base; //-- register data reg [3:0] dout = 0; //-- wire to the register wire [3:0] din; //-- Instance of the prescaler prescaler #( .N(N) ) PRES ( .clk_in (clk), .clk_out(clk_base) ); //-- Register always @(posedge (clk_base)) dout <= din; //-- Not gate sets the input to the output assign din = ~dout; //-- output data from the register to the output of the module assign data = dout; endmodule
7.964902
module FullAdder ( input I0, input I1, input CIN, output O, output COUT ); wire inst0_O; wire inst1_CO; SB_LUT4 #( .LUT_INIT(16'h9696) ) inst0 ( .I0(I0), .I1(I1), .I2(CIN), .I3(1'b0), .O (inst0_O) ); SB_CARRY inst1 ( .I0(I0), .I1(I1), .CI(CIN), .CO(inst1_CO) ); assign O = inst0_O; assign COUT = inst1_CO; endmodule
7.610141
module Add24_COUT ( input [23:0] I0, input [23:0] I1, output [23:0] O, output COUT ); wire inst0_O; wire inst0_COUT; wire inst1_O; wire inst1_COUT; wire inst2_O; wire inst2_COUT; wire inst3_O; wire inst3_COUT; wire inst4_O; wire inst4_COUT; wire inst5_O; wire inst5_COUT; wire inst6_O; wire inst6_COUT; wire inst7_O; wire inst7_COUT; wire inst8_O; wire inst8_COUT; wire inst9_O; wire inst9_COUT; wire inst10_O; wire inst10_COUT; wire inst11_O; wire inst11_COUT; wire inst12_O; wire inst12_COUT; wire inst13_O; wire inst13_COUT; wire inst14_O; wire inst14_COUT; wire inst15_O; wire inst15_COUT; wire inst16_O; wire inst16_COUT; wire inst17_O; wire inst17_COUT; wire inst18_O; wire inst18_COUT; wire inst19_O; wire inst19_COUT; wire inst20_O; wire inst20_COUT; wire inst21_O; wire inst21_COUT; wire inst22_O; wire inst22_COUT; wire inst23_O; wire inst23_COUT; FullAdder inst0 ( .I0(I0[0]), .I1(I1[0]), .CIN(1'b0), .O(inst0_O), .COUT(inst0_COUT) ); FullAdder inst1 ( .I0(I0[1]), .I1(I1[1]), .CIN(inst0_COUT), .O(inst1_O), .COUT(inst1_COUT) ); FullAdder inst2 ( .I0(I0[2]), .I1(I1[2]), .CIN(inst1_COUT), .O(inst2_O), .COUT(inst2_COUT) ); FullAdder inst3 ( .I0(I0[3]), .I1(I1[3]), .CIN(inst2_COUT), .O(inst3_O), .COUT(inst3_COUT) ); FullAdder inst4 ( .I0(I0[4]), .I1(I1[4]), .CIN(inst3_COUT), .O(inst4_O), .COUT(inst4_COUT) ); FullAdder inst5 ( .I0(I0[5]), .I1(I1[5]), .CIN(inst4_COUT), .O(inst5_O), .COUT(inst5_COUT) ); FullAdder inst6 ( .I0(I0[6]), .I1(I1[6]), .CIN(inst5_COUT), .O(inst6_O), .COUT(inst6_COUT) ); FullAdder inst7 ( .I0(I0[7]), .I1(I1[7]), .CIN(inst6_COUT), .O(inst7_O), .COUT(inst7_COUT) ); FullAdder inst8 ( .I0(I0[8]), .I1(I1[8]), .CIN(inst7_COUT), .O(inst8_O), .COUT(inst8_COUT) ); FullAdder inst9 ( .I0(I0[9]), .I1(I1[9]), .CIN(inst8_COUT), .O(inst9_O), .COUT(inst9_COUT) ); FullAdder inst10 ( .I0(I0[10]), .I1(I1[10]), .CIN(inst9_COUT), .O(inst10_O), .COUT(inst10_COUT) ); FullAdder inst11 ( .I0(I0[11]), .I1(I1[11]), .CIN(inst10_COUT), .O(inst11_O), .COUT(inst11_COUT) ); FullAdder inst12 ( .I0(I0[12]), .I1(I1[12]), .CIN(inst11_COUT), .O(inst12_O), .COUT(inst12_COUT) ); FullAdder inst13 ( .I0(I0[13]), .I1(I1[13]), .CIN(inst12_COUT), .O(inst13_O), .COUT(inst13_COUT) ); FullAdder inst14 ( .I0(I0[14]), .I1(I1[14]), .CIN(inst13_COUT), .O(inst14_O), .COUT(inst14_COUT) ); FullAdder inst15 ( .I0(I0[15]), .I1(I1[15]), .CIN(inst14_COUT), .O(inst15_O), .COUT(inst15_COUT) ); FullAdder inst16 ( .I0(I0[16]), .I1(I1[16]), .CIN(inst15_COUT), .O(inst16_O), .COUT(inst16_COUT) ); FullAdder inst17 ( .I0(I0[17]), .I1(I1[17]), .CIN(inst16_COUT), .O(inst17_O), .COUT(inst17_COUT) ); FullAdder inst18 ( .I0(I0[18]), .I1(I1[18]), .CIN(inst17_COUT), .O(inst18_O), .COUT(inst18_COUT) ); FullAdder inst19 ( .I0(I0[19]), .I1(I1[19]), .CIN(inst18_COUT), .O(inst19_O), .COUT(inst19_COUT) ); FullAdder inst20 ( .I0(I0[20]), .I1(I1[20]), .CIN(inst19_COUT), .O(inst20_O), .COUT(inst20_COUT) ); FullAdder inst21 ( .I0(I0[21]), .I1(I1[21]), .CIN(inst20_COUT), .O(inst21_O), .COUT(inst21_COUT) ); FullAdder inst22 ( .I0(I0[22]), .I1(I1[22]), .CIN(inst21_COUT), .O(inst22_O), .COUT(inst22_COUT) ); FullAdder inst23 ( .I0(I0[23]), .I1(I1[23]), .CIN(inst22_COUT), .O(inst23_O), .COUT(inst23_COUT) ); assign O = { inst23_O, inst22_O, inst21_O, inst20_O, inst19_O, inst18_O, inst17_O, inst16_O, inst15_O, inst14_O, inst13_O, inst12_O, inst11_O, inst10_O, inst9_O, inst8_O, inst7_O, inst6_O, inst5_O, inst4_O, inst3_O, inst2_O, inst1_O, inst0_O }; assign COUT = inst23_COUT; endmodule
7.072305
module Counter24_COUT ( output [23:0] O, output COUT, input CLK ); wire [23:0] inst0_O; wire inst0_COUT; wire [23:0] inst1_O; Add24_COUT inst0 ( .I0(inst1_O), .I1({ 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b1 }), .O(inst0_O), .COUT(inst0_COUT) ); Register24 inst1 ( .I (inst0_O), .O (inst1_O), .CLK(CLK) ); assign O = inst1_O; assign COUT = inst0_COUT; endmodule
7.710417
module FullAdder ( input I0, input I1, input CIN, output O, output COUT ); wire inst0_O; wire inst1_CO; SB_LUT4 #( .LUT_INIT(16'h9696) ) inst0 ( .I0(I0), .I1(I1), .I2(CIN), .I3(1'b0), .O (inst0_O) ); SB_CARRY inst1 ( .I0(I0), .I1(I1), .CI(CIN), .CO(inst1_CO) ); assign O = inst0_O; assign COUT = inst1_CO; endmodule
7.610141
module Add26_COUT ( input [25:0] I0, input [25:0] I1, output [25:0] O, output COUT ); wire inst0_O; wire inst0_COUT; wire inst1_O; wire inst1_COUT; wire inst2_O; wire inst2_COUT; wire inst3_O; wire inst3_COUT; wire inst4_O; wire inst4_COUT; wire inst5_O; wire inst5_COUT; wire inst6_O; wire inst6_COUT; wire inst7_O; wire inst7_COUT; wire inst8_O; wire inst8_COUT; wire inst9_O; wire inst9_COUT; wire inst10_O; wire inst10_COUT; wire inst11_O; wire inst11_COUT; wire inst12_O; wire inst12_COUT; wire inst13_O; wire inst13_COUT; wire inst14_O; wire inst14_COUT; wire inst15_O; wire inst15_COUT; wire inst16_O; wire inst16_COUT; wire inst17_O; wire inst17_COUT; wire inst18_O; wire inst18_COUT; wire inst19_O; wire inst19_COUT; wire inst20_O; wire inst20_COUT; wire inst21_O; wire inst21_COUT; wire inst22_O; wire inst22_COUT; wire inst23_O; wire inst23_COUT; wire inst24_O; wire inst24_COUT; wire inst25_O; wire inst25_COUT; FullAdder inst0 ( .I0(I0[0]), .I1(I1[0]), .CIN(1'b0), .O(inst0_O), .COUT(inst0_COUT) ); FullAdder inst1 ( .I0(I0[1]), .I1(I1[1]), .CIN(inst0_COUT), .O(inst1_O), .COUT(inst1_COUT) ); FullAdder inst2 ( .I0(I0[2]), .I1(I1[2]), .CIN(inst1_COUT), .O(inst2_O), .COUT(inst2_COUT) ); FullAdder inst3 ( .I0(I0[3]), .I1(I1[3]), .CIN(inst2_COUT), .O(inst3_O), .COUT(inst3_COUT) ); FullAdder inst4 ( .I0(I0[4]), .I1(I1[4]), .CIN(inst3_COUT), .O(inst4_O), .COUT(inst4_COUT) ); FullAdder inst5 ( .I0(I0[5]), .I1(I1[5]), .CIN(inst4_COUT), .O(inst5_O), .COUT(inst5_COUT) ); FullAdder inst6 ( .I0(I0[6]), .I1(I1[6]), .CIN(inst5_COUT), .O(inst6_O), .COUT(inst6_COUT) ); FullAdder inst7 ( .I0(I0[7]), .I1(I1[7]), .CIN(inst6_COUT), .O(inst7_O), .COUT(inst7_COUT) ); FullAdder inst8 ( .I0(I0[8]), .I1(I1[8]), .CIN(inst7_COUT), .O(inst8_O), .COUT(inst8_COUT) ); FullAdder inst9 ( .I0(I0[9]), .I1(I1[9]), .CIN(inst8_COUT), .O(inst9_O), .COUT(inst9_COUT) ); FullAdder inst10 ( .I0(I0[10]), .I1(I1[10]), .CIN(inst9_COUT), .O(inst10_O), .COUT(inst10_COUT) ); FullAdder inst11 ( .I0(I0[11]), .I1(I1[11]), .CIN(inst10_COUT), .O(inst11_O), .COUT(inst11_COUT) ); FullAdder inst12 ( .I0(I0[12]), .I1(I1[12]), .CIN(inst11_COUT), .O(inst12_O), .COUT(inst12_COUT) ); FullAdder inst13 ( .I0(I0[13]), .I1(I1[13]), .CIN(inst12_COUT), .O(inst13_O), .COUT(inst13_COUT) ); FullAdder inst14 ( .I0(I0[14]), .I1(I1[14]), .CIN(inst13_COUT), .O(inst14_O), .COUT(inst14_COUT) ); FullAdder inst15 ( .I0(I0[15]), .I1(I1[15]), .CIN(inst14_COUT), .O(inst15_O), .COUT(inst15_COUT) ); FullAdder inst16 ( .I0(I0[16]), .I1(I1[16]), .CIN(inst15_COUT), .O(inst16_O), .COUT(inst16_COUT) ); FullAdder inst17 ( .I0(I0[17]), .I1(I1[17]), .CIN(inst16_COUT), .O(inst17_O), .COUT(inst17_COUT) ); FullAdder inst18 ( .I0(I0[18]), .I1(I1[18]), .CIN(inst17_COUT), .O(inst18_O), .COUT(inst18_COUT) ); FullAdder inst19 ( .I0(I0[19]), .I1(I1[19]), .CIN(inst18_COUT), .O(inst19_O), .COUT(inst19_COUT) ); FullAdder inst20 ( .I0(I0[20]), .I1(I1[20]), .CIN(inst19_COUT), .O(inst20_O), .COUT(inst20_COUT) ); FullAdder inst21 ( .I0(I0[21]), .I1(I1[21]), .CIN(inst20_COUT), .O(inst21_O), .COUT(inst21_COUT) ); FullAdder inst22 ( .I0(I0[22]), .I1(I1[22]), .CIN(inst21_COUT), .O(inst22_O), .COUT(inst22_COUT) ); FullAdder inst23 ( .I0(I0[23]), .I1(I1[23]), .CIN(inst22_COUT), .O(inst23_O), .COUT(inst23_COUT) ); FullAdder inst24 ( .I0(I0[24]), .I1(I1[24]), .CIN(inst23_COUT), .O(inst24_O), .COUT(inst24_COUT) ); FullAdder inst25 ( .I0(I0[25]), .I1(I1[25]), .CIN(inst24_COUT), .O(inst25_O), .COUT(inst25_COUT) ); assign O = { inst25_O, inst24_O, inst23_O, inst22_O, inst21_O, inst20_O, inst19_O, inst18_O, inst17_O, inst16_O, inst15_O, inst14_O, inst13_O, inst12_O, inst11_O, inst10_O, inst9_O, inst8_O, inst7_O, inst6_O, inst5_O, inst4_O, inst3_O, inst2_O, inst1_O, inst0_O }; assign COUT = inst25_COUT; endmodule
6.585333
module Counter26_COUT ( output [25:0] O, output COUT, input CLK ); wire [25:0] inst0_O; wire inst0_COUT; wire [25:0] inst1_O; Add26_COUT inst0 ( .I0(inst1_O), .I1({ 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b0, 1'b1 }), .O(inst0_O), .COUT(inst0_COUT) ); Register26 inst1 ( .I (inst0_O), .O (inst1_O), .CLK(CLK) ); assign O = inst1_O; assign COUT = inst0_COUT; endmodule
6.823478
module blink ( led ); output led; wire clk; reg LEDstatus = 1; reg [31:0] count = 0; /* * Creates a 48MHz clock signal from * internal oscillator of the iCE40 */ SB_HFOSC OSCInst0 ( .CLKHFPU(1'b1), .CLKHFEN(1'b1), .CLKHF (clk) ); /* * Blinks LED at approximately 1Hz. The constant kFofE_CLOCK_DIVIDER_FOR_1Hz * (defined above) is calibrated to yield a blink rate of about 1Hz. */ always @(posedge clk) begin if (count > `kFofE_HFOSC_CLOCK_DIVIDER_FOR_1Hz) begin LEDstatus <= !LEDstatus; count <= 0; end else begin count <= count + 1; end end /* * Assign output led to value in LEDstatus register */ assign led = LEDstatus; endmodule
7.301584
module blink ( led ); output led; wire rst; wire clk; /* * We treat all the Q and notQ signals as a bus, so we can use `generate` * statements to obtain a more compact implementation. */ wire [(`kFofE_LFOSC_CLOCK_DIVIDER_FOR_1Hz - 1):0] Q; wire [(`kFofE_LFOSC_CLOCK_DIVIDER_FOR_1Hz - 1):0] notQ; /* * Creates a 10KHz clock signal from * internal oscillator of the iCE40. */ SB_LFOSC OSCInst1 ( .CLKLFEN(1'b1 /* ENCLKLF */), .CLKLFPU(1'b1 /* CLKLF_POWERUP */), .CLKLF (clk) ); /* * The first DFF in the divider chain takes the clock directly. */ dff dffInstance0 ( .D (notQ[0]), .clk(clk), .rst(rst), .Q (Q[0]), ); /* * We generate the remaining DFFs using a `generate` statement. */ genvar i; generate for (i = 1; i < `kFofE_LFOSC_CLOCK_DIVIDER_FOR_1Hz; i = i + 1) begin : dff_gen_label dff dffInstance ( .D (notQ[i]), .clk(Q[i-1]), .rst(rst), .Q (Q[i]) ); end endgenerate /* * All the inverters will be inferred implicitly from this. */ assign notQ = ~Q; /* * Assign output led to value the subdivided clock (Q[`kFofE_LFOSC_CLOCK_DIVIDER_FOR_1Hz - 1]): */ assign led = Q[`kFofE_LFOSC_CLOCK_DIVIDER_FOR_1Hz-1]; endmodule
7.301584
module blinker ( input clk, input [3:0] delay, output reg [3:0] led, input reset, input pause ); reg [23:0] count = 24'b0; reg [2:0] pos = 3'b000; reg running = 1'b1; always @(pos) begin case (pos) 3'b000: led <= 4'b0001; 3'b001: led <= 4'b0010; 3'b010: led <= 4'b0100; 3'b011: led <= 4'b1000; 3'b100: led <= 4'b0100; 3'b101: led <= 4'b0010; default: led <= 4'b0000; endcase end always @(posedge clk) begin if (reset) begin count <= 24'b0; pos <= 3'b000; running <= 1'b1; end else if (pause) begin running <= !running; end else if (running) begin if (count == 24'b0) begin count <= {delay, 20'b0}; if (pos == 3'b101) pos <= 3'b000; else pos <= pos + 1'b1; end else begin count <= count - 1'b1; end end end endmodule
6.540403
module blinker_tb (); reg clk, rst; wire [3:0] led; blinker DUT ( .clk(clk), .rst(rst), .led(led) ); initial begin clk = 0; rst = 0; #20 rst = 1; #10 rst = 0; end always #10 clk = !clk; endmodule
7.327134
module blink ( led ); output led; wire rst; wire clk; /* * We treat all the Q and notQ signals as a bus, so we can use `generate` * statements to obtain a more compact implementation. */ wire [(`kFofE_LFOSC_CLOCK_DIVIDER_FOR_1Hz - 1):0] Q; wire [(`kFofE_LFOSC_CLOCK_DIVIDER_FOR_1Hz - 1):0] notQ; /* * Creates a 10KHz clock signal from * internal oscillator of the iCE40. */ SB_LFOSC OSCInst1 ( .CLKLFEN(1'b1 /* ENCLKLF */), .CLKLFPU(1'b1 /* CLKLF_POWERUP */), .CLKLF (clk) ); /* * The first DFF in the divider chain takes the clock directly. */ dff dffInstance0 ( .D (notQ[0]), .clk(clk), .rst(rst), .Q (Q[0]), ); /* * We generate the remaining DFFs using a `generate` statement. */ genvar i; generate for (i = 1; i < `kFofE_LFOSC_CLOCK_DIVIDER_FOR_1Hz; i = i + 1) begin : dff_gen_label dff dffInstance ( .D (notQ[i]), .clk(Q[i-1]), .rst(rst), .Q (Q[i]) ); not notInstance (notQ[i], Q[i]); end endgenerate /* * Assign output led to value the subdivided clock (Q[`kFofE_LFOSC_CLOCK_DIVIDER_FOR_1Hz - 1]): */ assign led = Q[`kFofE_LFOSC_CLOCK_DIVIDER_FOR_1Hz-1]; endmodule
7.301584
module blinkingLed ( input wire clk, output wire [7:0] LED ); led_blink inst1 ( .clk(clk), .LED(LED[0]) ); led_blink inst2 ( .clk(clk), .LED(LED[1]) ); led_blink inst3 ( .clk(clk), .LED(LED[2]) ); led_blink inst4 ( .clk(clk), .LED(LED[3]) ); led_blink inst5 ( .clk(clk), .LED(LED[4]) ); led_blink inst6 ( .clk(clk), .LED(LED[5]) ); led_blink inst7 ( .clk(clk), .LED(LED[6]) ); led_blink inst8 ( .clk(clk), .LED(LED[7]) ); endmodule
6.758538
module: blinking_led // // Dependencies: // // Revision: // Revision 0.01 - File Created // Additional Comments: // //////////////////////////////////////////////////////////////////////////////// module blinking_led_top; // Inputs reg clk; // Outputs wire led0; // Instantiate the Unit Under Test (UUT) blinking_led uut ( .clk(clk), .led0(led0) ); always@(led0) begin $display("time = %d, led = %b\n", $time, led0); end initial begin forever begin clk = 1; #2 clk = 0; #2 clk = 1; end end initial begin #50 $finish; end endmodule
6.570713
module BLinkLED_Sys2 ( input CLOCK_IN, input RESET, output OUT_HIGH, output OUT_LOW ); //-----Internal Variables----- reg [31:0] blinkcount; //---- internal signals wire clk_in; wire reset_in; //------Code Starts Here------ assign clk_in = CLOCK_IN; assign reset_in = RESET; assign OUT_HIGH = blinkcount[21]; assign OUT_LOW = blinkcount[20]; always @(posedge clk_in) if (reset_in) begin blinkcount <= 32'b0; end else begin blinkcount <= blinkcount + 1; end endmodule
7.32705
module blinkspeed ( input CLK, input RST, input [1:0] BTN, output reg [3:0] LED ); /* `^OHڑ */ wire UP, DOWN; debounce d0 ( .CLK(CLK), .RST(RST), .BTNIN(BTN[0]), .BTNOUT(UP) ); debounce d1 ( .CLK(CLK), .RST(RST), .BTNIN(BTN[1]), .BTNOUT(DOWN) ); /* xݒpAbv_EJE^ */ reg [1:0] speed; always @(posedge CLK) begin if (RST) speed <= 2'h0; else if (UP) speed <= speed + 2'h1; else if (DOWN) speed <= speed - 2'h1; end /* VXeNbN𕪎 */ reg [24:0] cnt25; always @(posedge CLK) begin if (RST) cnt25 <= 25'h0; else cnt25 <= cnt25 + 25'h1; end /* LEDpJE^̃Cl[u쐬 */ reg ledcnten; always @* begin case (speed) 2'h0: ledcnten = (cnt25 == 25'h1ffffff); 2'h1: ledcnten = (cnt25[23:0] == 24'hffffff); 2'h2: ledcnten = (cnt25[22:0] == 23'h7fffff); 2'h3: ledcnten = (cnt25[21:0] == 22'h3fffff); default ledcnten = 1'b0; endcase end /* LEDpJE^ */ reg [2:0] cnt3; always @(posedge CLK) begin if (RST) cnt3 <= 3'h0; else if (ledcnten) if (cnt3 == 3'd5) cnt3 <= 3'h0; else cnt3 <= cnt3 + 3'h1; end /* LEDfR[_ */ always @* begin case (cnt3) 3'd0: LED = 4'b0001; 3'd1: LED = 4'b0010; 3'd2: LED = 4'b0100; 3'd3: LED = 4'b1000; 3'd4: LED = 4'b0100; 3'd5: LED = 4'b0010; default: LED = 4'b0000; endcase end endmodule
6.719113
module top ( input clk, input key_i, input rst_i, output [`LEDS_NR-1:0] led ); wire key = key_i ^ `INV_BTN; wire rst = rst_i ^ `INV_BTN; reg [24:0] ctr_q; wire [24:0] ctr_d; // Sequential code (flip-flop) always @(posedge clk) begin if (rst) begin ctr_q <= ctr_d; end end // Combinational code (boolean logic) assign ctr_d = ctr_q + 1'b1; assign led[`LEDS_NR-1:2] = {(`LEDS_NR - 2) {1'b1}}; assign led[0] = ctr_q[24:24]; ODDRC oddr_0 ( .D0(1'b0), .D1(1'b1), .CLK(ctr_q[24:24]), .Q0(led[1]), .Q1(), .TX(1'b1), .CLEAR(!key) ); endmodule
7.233807
module top ( input key_i, output [`LEDS_NR-1:0] led ); wire clk; `ifdef OSC_TYPE_OSC OSC osc( .OSCOUT(clk) ); `elsif OSC_TYPE_OSCZ OSCZ osc( .OSCEN(1'b1), .OSCOUT(clk) ); `elsif OSC_TYPE_OSCF OSCF osc( .OSCEN(1'b1), .OSCOUT(clk), .OSCOUT30M() ); `elsif OSC_TYPE_OSCH OSCH osc( .OSCOUT(clk) ); `endif defparam osc.FREQ_DIV=16; wire key = key_i ^ `INV_BTN; reg [25:0] ctr_q; wire [25:0] ctr_d; // Sequential code (flip-flop) always @(posedge clk) begin if (key) begin ctr_q <= ctr_d; end end // Combinational code (boolean logic) assign ctr_d = ctr_q + 1'b1; assign led = {ctr_q[25:25-(`LEDS_NR - 2)], |ctr_q[25-(`LEDS_NR - 1):25-(`LEDS_NR)] }; endmodule
6.557014
module top ( input key_i, input clk, output [`LEDS_NR-1:0] led ); wire clk_w; wire GND = 1'b0; wire VCC = 1'b1; PLLVR pllvr_inst ( .CLKOUT(clk_w), .CLKIN(clk), .CLKFB(GND), .RESET(GND), .RESET_P(GND), .FBDSEL({GND,GND,GND,GND,GND,GND}), .IDSEL({GND,GND,GND,GND,GND,GND}), .ODSEL({GND,GND,GND,GND,GND,GND}), .DUTYDA({GND,GND,GND,GND}), .PSDA({GND,GND,GND,GND}), .FDLY({GND,GND,GND,GND}), .VREN(VCC) ); defparam pllvr_inst.FCLKIN = "27"; defparam pllvr_inst.DYN_IDIV_SEL = "true"; defparam pllvr_inst.IDIV_SEL = 2; defparam pllvr_inst.DYN_FBDIV_SEL = "true"; defparam pllvr_inst.FBDIV_SEL = 0; defparam pllvr_inst.DYN_ODIV_SEL = "false"; defparam pllvr_inst.ODIV_SEL = 48; defparam pllvr_inst.PSDA_SEL = "0000"; defparam pllvr_inst.DYN_DA_EN = "false"; defparam pllvr_inst.DUTYDA_SEL = "0100"; defparam pllvr_inst.CLKOUT_FT_DIR = 1'b1; defparam pllvr_inst.CLKOUTP_FT_DIR = 1'b1; defparam pllvr_inst.CLKOUT_DLY_STEP = 0; defparam pllvr_inst.CLKOUTP_DLY_STEP = 0; defparam pllvr_inst.CLKFB_SEL = "internal"; defparam pllvr_inst.CLKOUT_BYPASS = "false"; defparam pllvr_inst.CLKOUTP_BYPASS = "false"; defparam pllvr_inst.CLKOUTD_BYPASS = "false"; defparam pllvr_inst.DYN_SDIV_SEL = 126; defparam pllvr_inst.CLKOUTD_SRC = "CLKOUTP"; defparam pllvr_inst.CLKOUTD3_SRC = "CLKOUTP"; defparam pllvr_inst.DEVICE = "GW1NSR-4C"; wire key = key_i ^ `INV_BTN; reg [25:0] ctr_q; wire [25:0] ctr_d; // Sequential code (flip-flop) always @(posedge clk_w) begin if (key) begin ctr_q <= ctr_d; end end // Combinational code (boolean logic) assign ctr_d = ctr_q + 1'b1; assign led = {ctr_q[25:25-(`LEDS_NR - 2)], |ctr_q[25-(`LEDS_NR - 1):25-(`LEDS_NR)] }; endmodule
6.557014
module top ( input key_i, input clk, output [`LEDS_NR-1:0] led ); wire clk_w; rPLL pll( .CLKOUT(clk_w), // 9MHz .CLKIN(clk), .CLKFB(GND), .RESET(GND), .RESET_P(GND), .FBDSEL({GND,GND,GND,GND,GND,GND}), .IDSEL({GND,GND,GND,GND,GND,GND}), .ODSEL({GND,GND,GND,GND,GND,GND}), .DUTYDA({GND,GND,GND,GND}), .PSDA({GND,GND,GND,GND}), .FDLY({GND,GND,GND,GND}) ); defparam pll.DEVICE = `PLL_DEVICE; defparam pll.FCLKIN = `PLL_FCLKIN; defparam pll.FBDIV_SEL = `PLL_FBDIV_SEL_LCD; defparam pll.IDIV_SEL = `PLL_IDIV_SEL_LCD; defparam pll.ODIV_SEL = `PLL_ODIV_SEL; defparam pll.CLKFB_SEL="internal"; defparam pll.CLKOUTD3_SRC="CLKOUT"; defparam pll.CLKOUTD_BYPASS="true"; defparam pll.CLKOUTD_SRC="CLKOUT"; defparam pll.CLKOUTP_BYPASS="false"; defparam pll.CLKOUTP_DLY_STEP=0; defparam pll.CLKOUTP_FT_DIR=1'b1; defparam pll.CLKOUT_BYPASS="false"; defparam pll.CLKOUT_DLY_STEP=0; defparam pll.CLKOUT_FT_DIR=1'b1; defparam pll.DUTYDA_SEL="1000"; defparam pll.DYN_DA_EN="false"; defparam pll.DYN_FBDIV_SEL="false"; defparam pll.DYN_IDIV_SEL="false"; defparam pll.DYN_ODIV_SEL="false"; defparam pll.DYN_SDIV_SEL=1; // 9MHz --- pixel clock defparam pll.PSDA_SEL="0000"; wire key = key_i ^ `INV_BTN; reg [25:0] ctr_q; wire [25:0] ctr_d; // Sequential code (flip-flop) always @(posedge clk_w) begin if (key) begin ctr_q <= ctr_d; end end // Combinational code (boolean logic) assign ctr_d = ctr_q + 1'b1; assign led = {ctr_q[25:25-(`LEDS_NR - 2)], |ctr_q[25-(`LEDS_NR - 1):25-(`LEDS_NR)] }; endmodule
6.557014
module top ( input clk, input key_i, output [`LEDS_NR-1:0] led ); wire key = key_i ^ `INV_BTN; reg [25:0] ctr_q; wire [25:0] ctr_d; // Sequential code (flip-flop) always @(posedge clk) begin ctr_q <= ctr_d; end // Combinational code (boolean logic) assign ctr_d = ctr_q + 1'b1; assign led[`LEDS_NR-1:1] = ctr_q[25:25-(`LEDS_NR-2)]; TBUF tbuf ( .I (ctr_q[25-(`LEDS_NR-1)]), .O (led[0]), .OEN(~key) ); endmodule
7.233807
module top; wire clk; (* BEL="IOTILE(04,09):alta_rio00", keep *) /* PIN_46 */ GENERIC_IOB #( .INPUT_USED (1), .OUTPUT_USED(0) ) clk_ibuf ( .O(clk) ); wire [7:0] leds; (* BEL="IOTILE(02,01):alta_rio02", keep *) /* PIN_11 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led7_obuf ( .I(leds[7]) ); (* BEL="IOTILE(07,01):alta_rio00", keep *) /* PIN_09 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led6_obuf ( .I(leds[6]) ); (* BEL="IOTILE(06,09):alta_rio02", keep *) /* PIN_06 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led5_obuf ( .I(leds[5]) ); (* BEL="IOTILE(01,09):alta_rio01", keep *) /* PIN_05 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led4_obuf ( .I(leds[4]) ); (* BEL="IOTILE(00,09):alta_rio00", keep *) /* PIN_04 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led3_obuf ( .I(leds[3]) ); (* BEL="IOTILE(00,09):alta_rio02", keep *) /* PIN_03 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led2_obuf ( .I(leds[2]) ); (* BEL="IOTILE(01,09):alta_rio03", keep *) /* PIN_02 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led1_obuf ( .I(leds[1]) ); (* BEL="IOTILE(02,09):alta_rio00", keep *) /* PIN_01 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led0_obuf ( .I(leds[0]) ); reg [25:0] ctr; always @(posedge clk) ctr <= ctr + 1'b1; assign leds = ctr[25:18]; endmodule
6.919222
module top; wire clk; (* BEL="IOTILE(40,12):alta_io02", keep *) /* PIN_112 */ GENERIC_IOB #( .INPUT_USED (1), .OUTPUT_USED(0) ) clk_ibuf ( .O(clk) ); // (* BEL="IOTILE(40,05):alta_rio01", keep *) /* PIN_95 */ // GENERIC_IOB #(.INPUT_USED(1), .OUTPUT_USED(0)) clk_ibuf (.O(clk)); wire [7:0] leds; (* BEL="IOTILE(38,00):alta_rio03", keep *) /* PIN_87 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led7_obuf ( .I(leds[7]) ); (* BEL="IOTILE(38,00):alta_rio02", keep *) /* PIN_88 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led6_obuf ( .I(leds[6]) ); (* BEL="IOTILE(40,02):alta_rio01", keep *) /* PIN_89 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led5_obuf ( .I(leds[5]) ); (* BEL="IOTILE(40,02):alta_rio00", keep *) /* PIN_90 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led4_obuf ( .I(leds[4]) ); (* BEL="IOTILE(40,03):alta_rio01", keep *) /* PIN_91 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led3_obuf ( .I(leds[3]) ); (* BEL="IOTILE(40,03):alta_rio00", keep *) /* PIN_92 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led2_obuf ( .I(leds[2]) ); (* BEL="IOTILE(40,04):alta_rio01", keep *) /* PIN_93 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led1_obuf ( .I(leds[1]) ); (* BEL="IOTILE(40,04):alta_rio00", keep *) /* PIN_94 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led0_obuf ( .I(leds[0]) ); reg [25:0] ctr; always @(posedge clk) ctr <= ctr + 1'b1; assign leds = ctr[25:18]; endmodule
6.919222
module top; wire clk; (* BEL="IOTILE(49,15):alta_io02", keep *) /* PIN_112 */ GENERIC_IOB #( .INPUT_USED (1), .OUTPUT_USED(0) ) clk_ibuf ( .O(clk) ); // (* BEL="IOTILE(40,05):alta_rio01", keep *) /* PIN_95 */ // GENERIC_IOB #(.INPUT_USED(1), .OUTPUT_USED(0)) clk_ibuf (.O(clk)); wire [7:0] leds; (* BEL="IOTILE(45,00):alta_rio03", keep *) /* PIN_87 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led7_obuf ( .I(leds[7]) ); (* BEL="IOTILE(45,00):alta_rio02", keep *) /* PIN_88 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led6_obuf ( .I(leds[6]) ); (* BEL="IOTILE(49,03):alta_rio03", keep *) /* PIN_89 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led5_obuf ( .I(leds[5]) ); (* BEL="IOTILE(49,03):alta_rio02", keep *) /* PIN_90 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led4_obuf ( .I(leds[4]) ); (* BEL="IOTILE(49,03):alta_rio01", keep *) /* PIN_91 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led3_obuf ( .I(leds[3]) ); (* BEL="IOTILE(49,03):alta_rio00", keep *) /* PIN_92 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led2_obuf ( .I(leds[2]) ); (* BEL="IOTILE(49,04):alta_rio05", keep *) /* PIN_93 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led1_obuf ( .I(leds[1]) ); (* BEL="IOTILE(49,04):alta_rio04", keep *) /* PIN_94 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led0_obuf ( .I(leds[0]) ); reg [25:0] ctr; always @(posedge clk) ctr <= ctr + 1'b1; assign leds = ctr[25:18]; endmodule
6.919222
module top; wire clk; (* BEL="R5C20_IOBA", keep *) GENERIC_IOB #( .INPUT_USED (1), .OUTPUT_USED(0) ) clk_ibuf ( .O(clk) ); wire [2:0] leds; (* BEL="R11C7_IOBA", keep *) GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led2_obuf ( .I(leds[2]) ); (* BEL="R11C10_IOBA", keep *) GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led1_obuf ( .I(leds[1]) ); (* BEL="R11C10_IOBB", keep *) GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led0_obuf ( .I(leds[0]) ); reg [25:0] ctr; always @(posedge clk) ctr <= ctr + 1'b1; assign leds = ctr[25:23]; endmodule
6.919222
module BlinkyTestBitstream ( input wire clk, output reg [3:0] led = 0 ); reg [24:0] count = 0; always @(posedge clk) begin count <= count + 1'h1; if (count == 0) led <= led + 4'h1; end //////////////////////////////////////////////////////////////////////////////////////////////////////////////////// //The Zynq CPU (not actually used for anything for now, just to make DRC shut up) // Only define this if we're targeting a Zynq part `ifdef XILINX_ZYNQ7 XilinxZynq7CPU cpu ( .cpu_jtag_tdo(), .cpu_jtag_tdi(1'b0), .cpu_jtag_tms(1'b0), .cpu_jtag_tck(1'b0), //Don't use any of these signals .__nowarn_528_cpu_clk(), .__nowarn_528_cpu_por_n(), .__nowarn_528_cpu_srst_n() ); `endif endmodule
7.929581
module Blinky_1Hz ( clock_in, clock_out ); input clock_in; // System clock output clock_out; // Low-frequency clock reg [31:0] counter_out; // register for storing values reg clock_out; // register buffer for output port initial begin counter_out <= 32'h00000000; // 0 in Hexadecimal format clock_out <= 0; end //this always block runs on the fast 100MHz clock always @(posedge clock_in) begin counter_out <= counter_out + 32'h0000001; // Adding one at every clock pulse if (counter_out>32'h2FAF080) // If count value reaches to 50000000 begin counter_out <= 32'h00000000; // reset the counter clock_out <= ~clock_out; // and invert the clock pulse level end end endmodule
6.807411
module top ( input wire CLK, output wire LED ); parameter n = 26; reg [n-1:0] clk_counter = 0; always @(posedge CLK) begin clk_counter <= clk_counter + 1; end // SOS pattern wire [31:0] blink_pattern = 32'b101010001110111011100010101; assign LED = blink_pattern[clk_counter[n-1:n-5]]; endmodule
7.233807
module top ( input wire CLK, output wire LED1, output wire LED2, output wire LED3, output wire LED4, output wire LED5 ); parameter n = 26; reg [n-1:0] clk_counter = 0; always @(posedge CLK) begin clk_counter <= clk_counter + 1; end // Display 5 highest bits of counter with LEDs. assign LED1 = clk_counter[n-5]; assign LED2 = clk_counter[n-4]; assign LED3 = clk_counter[n-3]; assign LED4 = clk_counter[n-2]; assign LED5 = clk_counter[n-1]; endmodule
7.233807
module top ( input wire CLK, output wire LED0, output wire LED1, output wire LED2, output wire LED3, output wire LED4 ); parameter n = 26; reg [n-1:0] clk_counter = 0; always @(posedge CLK) begin clk_counter <= clk_counter + 1; end // Display 5 highest bits of counter with LEDs. assign LED0 = clk_counter[n-5]; assign LED1 = clk_counter[n-4]; assign LED2 = clk_counter[n-3]; assign LED3 = clk_counter[n-2]; assign LED4 = clk_counter[n-1]; endmodule
7.233807
module top; wire [7:0] leds; (* BEL="IOTILE(02,01):alta_rio02", keep *) /* PIN_11 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led7_obuf ( .I(leds[7]) ); (* BEL="IOTILE(07,01):alta_rio00", keep *) /* PIN_09 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led6_obuf ( .I(leds[6]) ); (* BEL="IOTILE(06,09):alta_rio02", keep *) /* PIN_06 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led5_obuf ( .I(leds[5]) ); (* BEL="IOTILE(01,09):alta_rio01", keep *) /* PIN_05 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led4_obuf ( .I(leds[4]) ); (* BEL="IOTILE(00,09):alta_rio00", keep *) /* PIN_04 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led3_obuf ( .I(leds[3]) ); (* BEL="IOTILE(00,09):alta_rio02", keep *) /* PIN_03 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led2_obuf ( .I(leds[2]) ); (* BEL="IOTILE(01,09):alta_rio03", keep *) /* PIN_02 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led1_obuf ( .I(leds[1]) ); (* BEL="IOTILE(02,09):alta_rio00", keep *) /* PIN_01 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led0_obuf ( .I(leds[0]) ); reg [25:0] ctr; wire clk; alta_boot boot ( .i_osc_enb(1'b0), .o_osc(clk), ); always @(posedge clk) ctr <= ctr + 1'b1; assign leds = ctr[25:18]; endmodule
6.919222
module top; wire [7:0] leds; (* BEL="IOTILE(02,01):alta_rio02", keep *) /* PIN_11 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led7_obuf ( .I(leds[7]) ); (* BEL="IOTILE(07,01):alta_rio00", keep *) /* PIN_09 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led6_obuf ( .I(leds[6]) ); (* BEL="IOTILE(06,09):alta_rio02", keep *) /* PIN_06 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led5_obuf ( .I(leds[5]) ); (* BEL="IOTILE(01,09):alta_rio01", keep *) /* PIN_05 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led4_obuf ( .I(leds[4]) ); (* BEL="IOTILE(00,09):alta_rio00", keep *) /* PIN_04 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led3_obuf ( .I(leds[3]) ); (* BEL="IOTILE(00,09):alta_rio02", keep *) /* PIN_03 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led2_obuf ( .I(leds[2]) ); (* BEL="IOTILE(01,09):alta_rio03", keep *) /* PIN_02 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led1_obuf ( .I(leds[1]) ); (* BEL="IOTILE(02,09):alta_rio00", keep *) /* PIN_01 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led0_obuf ( .I(leds[0]) ); reg [31:0] ctr; wire clk_pll; wire clk; alta_boot boot ( .i_osc_enb(1'b0), .o_osc(clk), ); alta_pllx pll ( .clkin(clk), .clkout0(clk_pll), .clkout0en(1'b1), .resetn(1'b1), .pllen(1'b1), .clkfb(clk_pll), ); defparam pll.CLKOUT0_DIV = 6'b000010; always @(posedge clk_pll) ctr <= ctr + 1'b1; assign leds = ctr[31:24]; endmodule
6.919222
module top; wire clk; (* BEL="IOTILE(04,09):alta_rio00", keep *) /* PIN_46 */ GENERIC_IOB #( .INPUT_USED (1), .OUTPUT_USED(0) ) clk_ibuf ( .O(clk) ); wire [7:0] leds; (* BEL="IOTILE(02,01):alta_rio02", keep *) /* PIN_11 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led7_obuf ( .I(leds[7]) ); (* BEL="IOTILE(07,01):alta_rio00", keep *) /* PIN_09 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led6_obuf ( .I(leds[6]) ); (* BEL="IOTILE(06,09):alta_rio02", keep *) /* PIN_06 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led5_obuf ( .I(leds[5]) ); (* BEL="IOTILE(01,09):alta_rio01", keep *) /* PIN_05 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led4_obuf ( .I(leds[4]) ); (* BEL="IOTILE(00,09):alta_rio00", keep *) /* PIN_04 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led3_obuf ( .I(leds[3]) ); (* BEL="IOTILE(00,09):alta_rio02", keep *) /* PIN_03 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led2_obuf ( .I(leds[2]) ); (* BEL="IOTILE(01,09):alta_rio03", keep *) /* PIN_02 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led1_obuf ( .I(leds[1]) ); (* BEL="IOTILE(02,09):alta_rio00", keep *) /* PIN_01 */ GENERIC_IOB #( .INPUT_USED (0), .OUTPUT_USED(1) ) led0_obuf ( .I(leds[0]) ); wire clk_pll; alta_pllx pll ( .clkin(clk), .clkout0(clk_pll), .clkout0en(1'b1), .resetn(1'b1), .pllen(1'b1), .clkfb(clk_pll) ); defparam pll.CLKOUT0_DIV = 6'b000010; reg [25:0] ctr; always @(posedge clk_pll) ctr <= ctr + 1'b1; assign leds = ctr[25:18]; endmodule
6.919222
module blinky_tb (); //-- registers reg clk_in = 0; wire led; //-- Instantiate test component blinky #( .clk_freq_hz(10_000) ) dut ( .clk (clk_in), .led0(led) ); //-- Generate clock and enable at 4th second always #0.5 clk_in <= ~clk_in; initial begin //-- Store Results $dumpfile("blinky_tb.vcd"); $dumpvars(0, blinky_tb); #100000 $display("END of simulation"); $finish; end endmodule
7.469547
module blinky_test ( input clk_40m, input [1:0] jpr, output reg [1:0] led ); reg [31:0] cnt; always @(posedge clk_40m) begin cnt <= cnt + 1; case (jpr) 2'b00: led <= cnt[24:23]; 2'b01: led <= cnt[22:21]; 2'b10: led <= cnt[20:19]; 2'b11: led <= 2'b11; endcase end endmodule
6.643585
module blinky_top ( input wire i_clk, output wire o_ledG ); wire oscclk; SB_HFOSC osc0 ( .CLKHFPU(1'b1), .CLKHFEN(1), .CLKHF (oscclk) ); blinky bl0 ( .i_clk(oscclk), .o_led(o_ledG) ); endmodule
7.580795
module blink_7seg #( parameter BW = 'd8 ) ( input RSTX, input CLK, input [BW-1:0] TIMEOUT, input [ 7:0] DIGIT0, input [ 7:0] DIGIT1, input [ 7:0] DIGIT2, input [ 7:0] DIGIT3, output reg [ 7:0] DIGIT, output reg [ 3:0] DIGIT_SEL ); reg [BW-1:0] cnt_0; wire cnting_0 = cnt_0 < TIMEOUT; always @(posedge CLK or negedge RSTX) if (!RSTX) cnt_0 <= {BW{1'b0}}; else if (cnting_0) cnt_0 <= cnt_0 + {{(BW - 1) {1'b0}}, 1'b1}; else cnt_0 <= {BW{1'b0}}; reg [1:0] cnt_1; always @(posedge CLK or negedge RSTX) if (!RSTX) cnt_1 <= 2'd0; else if (!cnting_0) cnt_1 <= cnt_1 + 2'd1; always @(posedge CLK or negedge RSTX) if (!RSTX) DIGIT <= ~8'd0; else case (cnt_1) 2'd0 : DIGIT <= DIGIT0; 2'd1 : DIGIT <= DIGIT1; 2'd2 : DIGIT <= DIGIT2; 2'd3 : DIGIT <= DIGIT3; default: DIGIT <= 8'dx; endcase always @(posedge CLK or negedge RSTX) if (!RSTX) DIGIT_SEL <= 2'd0; else if ({{(BW - 1) {1'b0}}, 1'b1} < cnt_0 && cnt_0 < TIMEOUT - {{(BW - 1) {1'b0}}, 1'b1}) DIGIT_SEL <= 4'h1 << cnt_1; else DIGIT_SEL <= 4'h0; endmodule
8.570005
module top ( input CLK, output LED1, output LED2, output LED3, output LED4, output LED5, input BTN_N, input BTN1, input BTN2, input BTN3, output LEDR_N, output LEDG_N, output P1A1, P1A2, P1A3, P1A4, P1A7, P1A8, P1A9, P1A10, output P1B1, P1B2, P1B3, P1B4, P1B7, P1B8, P1B9, P1B10 ); localparam BITS = 5; localparam LOG2DELAY = 22; reg [BITS+LOG2DELAY-1:0] counter = 0; reg [BITS-1:0] outcnt; always @(posedge CLK) begin counter <= counter + 1; outcnt <= counter >> LOG2DELAY; end assign {LED1, LED2, LED3, LED4, LED5} = outcnt ^ (outcnt >> 1); assign {LEDR_N, LEDG_N} = ~(!BTN_N + BTN1 + BTN2 + BTN3); assign {P1A1, P1A2, P1A3, P1A4, P1A7, P1A8, P1A9, P1A10, P1B1, P1B2, P1B3, P1B4, P1B7, P1B8, P1B9, P1B10} = 1 << (outcnt & 15); endmodule
7.233807
module blink_driver #( parameter REG_SIZE = 25 //200 MHz / 2^25 = 5,96 Hz > Blink frequency ) ( input clk, output blink, input reset ); reg [REG_SIZE-1:0] c = 0; always @(posedge clk) c <= reset ? 0 : c + 1; assign blink = c[REG_SIZE-1]; endmodule
6.861865
module blink_top ( input BUTTON_A, input BUTTON_B, output LED_A, output LED_B ); assign LED_A = ~BUTTON_A; assign LED_B = BUTTON_B; endmodule
7.804581
module blitstop ( output gpu_dout_1_out, output gpu_dout_1_oe, input gpu_dout_1_in, output stopped, output reset_n, input clk_0, input dwrite_1, input [0:31] gpu_din, input nowrite, input statrd, input stopld, input xreset_n, input sys_clk // Generated ); wire resume_n; wire coll_abort_n; wire coll_abort; wire stopen; wire collidea; wire collideb; wire collideb_n; wire collide; wire idle; wire drv_reset; wire stt_0; wire stt_1; wire stt_2; wire drst; wire drv_reset_n; // Output buffers wire stopped_obuf; // Output buffers assign stopped = stopped_obuf; // BLITSTOP.NET (38) - resume\ : nd2 assign resume_n = ~(stopld & gpu_din[0]); // BLITSTOP.NET (39) - coll_abort\ : nd2 assign coll_abort_n = ~(stopld & gpu_din[1]); // BLITSTOP.NET (40) - coll_abort : iv assign coll_abort = ~coll_abort_n; // BLITSTOP.NET (41) - stopen : fdsyncr fdsyncr stopen_inst ( .q /* OUT */ (stopen), .d /* IN */ (gpu_din[2]), .ld /* IN */ (stopld), .clk /* IN */ (clk_0), .rst_n /* IN */ (xreset_n), .sys_clk(sys_clk) // Generated ); // BLITSTOP.NET (46) - stat[1] : ts assign gpu_dout_1_out = stopped_obuf; assign gpu_dout_1_oe = statrd; // BLITSTOP.NET (53) - collidea : an3 assign collidea = nowrite & stopen & dwrite_1; // BLITSTOP.NET (54) - collideb : fd1q fd1q collideb_inst ( .q /* OUT */ (collideb), .d /* IN */ (collidea), .cp /* IN */ (clk_0), .sys_clk(sys_clk) // Generated ); // BLITSTOP.NET (55) - collideb\ : iv assign collideb_n = ~collideb; // BLITSTOP.NET (56) - collide : an2 assign collide = collidea & collideb_n; // BLITSTOP.NET (60) - idle : nr2 assign idle = ~(stopped_obuf | drv_reset); // BLITSTOP.NET (62) - stt0 : nd2 assign stt_0 = ~(idle & collide); // BLITSTOP.NET (63) - stt1 : nd3 assign stt_1 = ~(stopped_obuf & resume_n & coll_abort_n); // BLITSTOP.NET (64) - stt2 : nd2 assign stt_2 = ~(stt_0 & stt_1); // BLITSTOP.NET (65) - stopped : fd2q fd2q stopped_inst ( .q /* OUT */ (stopped_obuf), .d /* IN */ (stt_2), .cp /* IN */ (clk_0), .cd /* IN */ (xreset_n), .sys_clk(sys_clk) // Generated ); // BLITSTOP.NET (67) - drst : an2 assign drst = stopped_obuf & coll_abort; // BLITSTOP.NET (68) - drv_reset : fd2q fd2q drv_reset_inst ( .q /* OUT */ (drv_reset), .d /* IN */ (drst), .cp /* IN */ (clk_0), .cd /* IN */ (xreset_n), .sys_clk(sys_clk) // Generated ); // BLITSTOP.NET (73) - drv_reset\ : iv assign drv_reset_n = ~drv_reset; // BLITSTOP.NET (74) - reset\ : an2u assign reset_n = xreset_n & drv_reset_n; endmodule
6.630364
module can shift 0-15 positions to the right (normal mode) or to the left (descending mode). //Multipliers are used to save logic. module barrel_shifter ( input desc, // select descending mode (shift to the left) input [3:0] shift, // shift value (0 to 15) input [15:0] new_val, // barrel shifter data in input [15:0] old_val, // barrel shifter data in output [15:0] out // barrel shifter data out ); wire [35:0] shifted_new; // shifted new data wire [35:0] shifted_old; // shifted old data reg [17:0] shift_onehot; // one-hot shift value for multipliers //one-hot shift value encoding always @(desc or shift) case ({desc,shift[3:0]}) 5'h00 : shift_onehot = 18'h10000; 5'h01 : shift_onehot = 18'h08000; 5'h02 : shift_onehot = 18'h04000; 5'h03 : shift_onehot = 18'h02000; 5'h04 : shift_onehot = 18'h01000; 5'h05 : shift_onehot = 18'h00800; 5'h06 : shift_onehot = 18'h00400; 5'h07 : shift_onehot = 18'h00200; 5'h08 : shift_onehot = 18'h00100; 5'h09 : shift_onehot = 18'h00080; 5'h0A : shift_onehot = 18'h00040; 5'h0B : shift_onehot = 18'h00020; 5'h0C : shift_onehot = 18'h00010; 5'h0D : shift_onehot = 18'h00008; 5'h0E : shift_onehot = 18'h00004; 5'h0F : shift_onehot = 18'h00002; 5'h10 : shift_onehot = 18'h00001; 5'h11 : shift_onehot = 18'h00002; 5'h12 : shift_onehot = 18'h00004; 5'h13 : shift_onehot = 18'h00008; 5'h14 : shift_onehot = 18'h00010; 5'h15 : shift_onehot = 18'h00020; 5'h16 : shift_onehot = 18'h00040; 5'h17 : shift_onehot = 18'h00080; 5'h18 : shift_onehot = 18'h00100; 5'h19 : shift_onehot = 18'h00200; 5'h1A : shift_onehot = 18'h00400; 5'h1B : shift_onehot = 18'h00800; 5'h1C : shift_onehot = 18'h01000; 5'h1D : shift_onehot = 18'h02000; 5'h1E : shift_onehot = 18'h04000; 5'h1F : shift_onehot = 18'h08000; endcase /* MULT18X18 multiplier_1 ( .dataa({2'b00,new_val[15:0]}), // 18-bit multiplier input .datab(shift_onehot), // 18-bit multiplier input .result(shifted_new) // 36-bit multiplier output ); */ assign shifted_new = ({2'b00,new_val[15:0]})*shift_onehot; /* MULT18X18 multiplier_2 ( .dataa({2'b00,old_val[15:0]}), // 18-bit multiplier input .datab(shift_onehot), // 18-bit multiplier input .result(shifted_old) // 36-bit multiplier output ); */ assign shifted_old = ({2'b00,old_val[15:0]})*shift_onehot; assign out = desc ? shifted_new[15:0] | shifted_old[31:16] : shifted_new[31:16] | shifted_old[15:0]; endmodule
7.166817
module has 2 modes,inclusive fill and exclusive fill. //Both share the same xor operation but in inclusive fill mode, //the output of the xor-filler is or-ed with the input data. module bltfill ( input ife, //inclusive fill enable input efe, //exclusive fill enable input fci, //fill carry input output fco, //fill carry output input [15:0]in, //data in output reg [15:0]out //data out ); //local signals reg [15:0]carry; //generate all fill carry's integer j; always @(fci or in[0])//least significant bit carry[0] = fci ^ in[0]; always @(in or carry)//rest of bits for (j=1;j<=15;j=j+1) carry[j] = carry[j-1] ^ in[j]; //fill carry output assign fco = carry[15]; //fill data output always @(ife or efe or carry or in) if (efe)//exclusive fill out[15:0] = carry[15:0]; else if (ife)//inclusive fill out[15:0] = carry[15:0] | in[15:0]; else//bypass,no filling out[15:0] = in[15:0]; endmodule
7.451104
module BLKRAM8 ( input [14:0] addra, input clka, input [7:0] dina, input ena, input wea, input clkb, input enb, input [14:0] addrb, output reg [7:0] doutb ); reg [7:0] BRAM8[32767:0]; wire [7:0] dob; assign dob = (enb) ? BRAM8[addrb] : 8'b0; initial #5 doutb <= 0; always @(posedge clka) begin if (ena & wea) BRAM8[addra] <= dina; end always @(posedge clkb) begin doutb <= dob; end endmodule
7.378381
module test_ram2_top( input clk, reset, output [1:0] out ); wire display_on; wire [8:0] hpos; wire [8:0] vpos; reg ram_writeenable = 0; wire [9:0] ram_addr = {row,col}; reg [7:0] ram_write; reg [7:0] ram_read; reg [7:0] ram_write; reg [7:0] rand; reg clk2; always @(posedge clk) begin clk2 <= !clk2; end RAM_sync ram( .clk(clk2), .din(ram_write), .dout(ram_read), .addr(ram_addr), .we(ram_writeenable) ); LFSR lfsr( .clk(clk2), .reset(reset), .enable(!reset), .lfsr(rand) ); hvsync_generator #(256,60,40,25) hvsync_gen( .clk(clk2), .reset(reset), .hsync(hsync), .vsync(vsync), .display_on(display_on), .hpos(hpos), .vpos(vpos) ); wire [4:0] row = vpos[7:3]; wire [4:0] col = hpos[7:3]; wire [3:0] digit = ram_read[3:0]; wire [2:0] xofs = hpos[2:0]; wire [2:0] yofs = vpos[2:0]; wire [7:0] bits; // TODO? digits10_case numbers( .digit(digit), .yofs(yofs), .bits(bits) ); wire g = display_on && bits[xofs ^ 3'b111]; assign out = (hsync||vsync) ? 0 : (1+g+g); always @(posedge clk2) if (display_on && vpos[2:0] == 7 && rand[0]) case (hpos[2:0]) 6: begin ram_write <= ram_read + 1; ram_writeenable <= 1; end 7: ram_writeenable <= 0; endcase endmodule
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module blk_asn ( clk, in_en, in_data, out_lock2, out_lock1 ); input clk, in_en, in_data; output reg out_lock1, out_lock2; always @(posedge clk) if (in_en) begin out_lock1 = in_data; out_lock2 = out_lock1; end else begin out_lock1 = out_lock1; out_lock2 = out_lock2; end endmodule
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module blk_conv #( parameter in_blk_size = 1, parameter max_out_blk_size = 384 ) ( input reset, clk, input in_valid, input [in_blk_size-1:0] in_data, input [16:0] out_blk_size, output [max_out_blk_size-1:0] out_blk ); endmodule
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module BLK_MEM_GEN_V2_1_output_stage #( parameter C_DATA_WIDTH = 32, parameter C_HAS_SSR = 1, parameter C_SINIT_VAL = "0", parameter C_HAS_REGCE = 1, parameter C_HAS_EN = 1, parameter C_FAMILY = "virtex5", parameter num_stages = 1, parameter flop_delay = 100 ) ( input CLK, input SSR, input REGCE, input EN, input [C_DATA_WIDTH-1:0] DIN, output reg [C_DATA_WIDTH-1:0] DOUT ); localparam reg_stages = (num_stages == 0) ? 0 : num_stages - 1; reg [C_DATA_WIDTH*reg_stages-1:0] out_regs; reg [ C_DATA_WIDTH*8-1:0] sinit_str = C_SINIT_VAL; reg [ C_DATA_WIDTH-1:0] sinit_val; // Wire off optional inputs based on parameters //--------------------------------------------- wire en_i; wire regce_i; wire ssr_i; assign en_i = (C_HAS_EN==0 || EN); assign regce_i = ((C_HAS_REGCE==1) && REGCE) || ((C_HAS_REGCE==0) && (C_HAS_EN==0 || EN)); assign ssr_i = (C_HAS_SSR==1) && SSR; initial begin // Power on: load up the output registers and latches if (!($sscanf(sinit_str, "%h", sinit_val))) begin sinit_val = 0; end DOUT = sinit_val; // This will be one wider than need, but 0 is an error out_regs = {(reg_stages + 1) {sinit_val}}; end generate if (num_stages == 0) begin : zero_stages always @* begin DOUT = DIN; end end endgenerate generate if (num_stages == 1) begin : one_stages always @(posedge CLK) begin if (regce_i && ssr_i) begin DOUT <= #flop_delay sinit_val; end else if (regce_i) begin DOUT <= #flop_delay DIN; end end end endgenerate generate if (num_stages > 1) begin : multi_stage always @(posedge CLK) begin if (regce_i && ssr_i) begin DOUT <= #flop_delay sinit_val; end else if (regce_i) begin DOUT <= #flop_delay out_regs[C_DATA_WIDTH*(num_stages-2)+:C_DATA_WIDTH]; end if (en_i) begin out_regs <= #flop_delay(out_regs << C_DATA_WIDTH) | DIN; end end end endgenerate endmodule
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module BLK_MEM_GEN_V2_2_output_stage #( parameter C_DATA_WIDTH = 32, parameter C_HAS_SSR = 1, parameter C_SINIT_VAL = "0", parameter C_HAS_REGCE = 1, parameter C_HAS_EN = 1, parameter C_FAMILY = "virtex5", parameter num_stages = 1, parameter flop_delay = 100 ) ( input CLK, input SSR, input REGCE, input EN, input [C_DATA_WIDTH-1:0] DIN, output reg [C_DATA_WIDTH-1:0] DOUT ); localparam reg_stages = (num_stages == 0) ? 0 : num_stages - 1; reg [C_DATA_WIDTH*reg_stages-1:0] out_regs; reg [ C_DATA_WIDTH*8-1:0] sinit_str = C_SINIT_VAL; reg [ C_DATA_WIDTH-1:0] sinit_val; // Wire off optional inputs based on parameters //--------------------------------------------- wire en_i; wire regce_i; wire ssr_i; assign en_i = (C_HAS_EN==0 || EN); assign regce_i = ((C_HAS_REGCE==1) && REGCE) || ((C_HAS_REGCE==0) && (C_HAS_EN==0 || EN)); assign ssr_i = (C_HAS_SSR==1) && SSR; initial begin // Power on: load up the output registers and latches if (!($sscanf(sinit_str, "%h", sinit_val))) begin sinit_val = 0; end DOUT = sinit_val; // This will be one wider than need, but 0 is an error out_regs = {(reg_stages + 1) {sinit_val}}; end generate if (num_stages == 0) begin : zero_stages always @* begin DOUT = DIN; end end endgenerate generate if (num_stages == 1) begin : one_stages always @(posedge CLK) begin if (regce_i && ssr_i) begin DOUT <= #flop_delay sinit_val; end else if (regce_i) begin DOUT <= #flop_delay DIN; end end end endgenerate generate if (num_stages > 1) begin : multi_stage always @(posedge CLK) begin if (regce_i && ssr_i) begin DOUT <= #flop_delay sinit_val; end else if (regce_i) begin DOUT <= #flop_delay out_regs[C_DATA_WIDTH*(num_stages-2)+:C_DATA_WIDTH]; end if (en_i) begin out_regs <= #flop_delay(out_regs << C_DATA_WIDTH) | DIN; end end end endgenerate endmodule
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module BLK_MEM_GEN_V2_4_output_stage #( parameter C_DATA_WIDTH = 32, parameter C_HAS_SSR = 0, parameter C_SINIT_VAL = "0", parameter C_HAS_REGCE = 0, parameter C_HAS_EN = 0, parameter C_USE_ECC = 0, parameter C_FAMILY = "virtex5", parameter C_XDEVICEFAMILY = "virtex5", parameter C_USE_RAMB16BWER_RST_BHV = 0, parameter num_stages = 1, parameter flop_delay = 100 ) ( input CLK, input SSR, input REGCE, input EN, input [C_DATA_WIDTH-1:0] DIN, output reg [C_DATA_WIDTH-1:0] DOUT ); localparam reg_stages = (num_stages == 0) ? 0 : num_stages - 1; reg [C_DATA_WIDTH*reg_stages-1:0] out_regs; reg [ C_DATA_WIDTH*8-1:0] sinit_str = C_SINIT_VAL; reg [ C_DATA_WIDTH-1:0] sinit_val; // Wire off optional inputs based on parameters //--------------------------------------------- wire en_i; wire regce_i; wire ssr_i; //Internal enable for output registers is tied to user EN or '1' depending // on parameters // For V4 ECC, EN is always 1 // Virtex-4 ECC Not Yet Supported assign en_i = (C_HAS_EN == 0 || EN) || (C_USE_ECC && C_FAMILY == "virtex4"); //Internal enable is tied to user REGCE, EN or '1' depending on parameters // For V4 ECC, REGCE is always 1 // Virtex-4 ECC Not Yet Supported assign regce_i = ((C_HAS_REGCE==1) && REGCE) || ((C_HAS_REGCE==0) && (C_HAS_EN==0 || EN)) || (C_USE_ECC && C_FAMILY=="virtex4"); //Internal SRR is tied to user SSR or '0' depending on parameters assign ssr_i = (C_HAS_SSR == 1) && SSR; initial begin // Power on: load up the output registers and latches if (!($sscanf(sinit_str, "%h", sinit_val))) begin sinit_val = 0; end DOUT = sinit_val; // This will be one wider than need, but 0 is an error out_regs = {(reg_stages + 1) {sinit_val}}; end generate if (num_stages == 0) begin : zero_stages always @* begin DOUT = DIN; end end endgenerate generate if (num_stages == 1 && C_USE_RAMB16BWER_RST_BHV == 0) begin : one_stages_norm always @(posedge CLK) begin if (regce_i && ssr_i) begin DOUT <= #flop_delay sinit_val; end else if (regce_i) begin DOUT <= #flop_delay DIN; end end end endgenerate generate if (num_stages == 1 && C_USE_RAMB16BWER_RST_BHV == 1) begin : one_stages_s3ax always @(posedge CLK) begin if (en_i && ssr_i) begin DOUT <= #flop_delay sinit_val; end else if (regce_i) begin DOUT <= #flop_delay DIN; end end end endgenerate generate if (num_stages > 1) begin : multi_stage always @(posedge CLK) begin if (regce_i && ssr_i) begin DOUT <= #flop_delay sinit_val; end else if (regce_i) begin DOUT <= #flop_delay out_regs[C_DATA_WIDTH*(num_stages-2)+:C_DATA_WIDTH]; end if (en_i) begin out_regs <= #flop_delay(out_regs << C_DATA_WIDTH) | DIN; end end end endgenerate endmodule
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module BLK_MEM_GEN_V4_1_softecc_output_reg_stage #( parameter C_DATA_WIDTH = 32, parameter C_ADDRB_WIDTH = 10, parameter C_HAS_SOFTECC_OUTPUT_REGS_A = 0, parameter C_HAS_SOFTECC_OUTPUT_REGS_B = 0, parameter C_USE_SOFTECC = 0, parameter FLOP_DELAY = 100 ) ( input CLK, input [ C_DATA_WIDTH-1:0] DIN, output reg [ C_DATA_WIDTH-1:0] DOUT, input SBITERR_IN, input DBITERR_IN, output reg SBITERR, output reg DBITERR, input [C_ADDRB_WIDTH-1:0] RDADDRECC_IN, output reg [C_ADDRB_WIDTH-1:0] RDADDRECC ); //****************************** // Port and Generic Definitions //****************************** //------------------------------------------------------------------------- // Generic Definitions //------------------------------------------------------------------------- // C_DATA_WIDTH : Memory write/read width // C_ADDRB_WIDTH : Width of the ADDRB input port // C_HAS_SOFTECC_OUTPUT_REGS_B : Designates the use of a register at the output // of the RAM primitive // C_USE_SOFTECC : Determines if the Soft ECC feature is used or // not. Only applicable Spartan-6 // FLOP_DELAY : Constant delay for register assignments //------------------------------------------------------------------------- // Port Definitions //------------------------------------------------------------------------- // CLK : Clock to synchronize all read and write operations // DIN : Data input to the Output stage. // DOUT : Final Data output // SBITERR_IN : SBITERR input signal to the Output stage. // SBITERR : Final SBITERR Output signal. // DBITERR_IN : DBITERR input signal to the Output stage. // DBITERR : Final DBITERR Output signal. // RDADDRECC_IN : RDADDRECC input signal to the Output stage. // RDADDRECC : Final RDADDRECC Output signal. //------------------------------------------------------------------------- reg [ C_DATA_WIDTH-1:0] dout_i = 0; reg sbiterr_i = 0; reg dbiterr_i = 0; reg [C_ADDRB_WIDTH-1:0] rdaddrecc_i = 0; //*********************************************** // NO OUTPUT REGISTERS. //*********************************************** generate if (C_HAS_SOFTECC_OUTPUT_REGS_B == 0) begin : no_output_stage always @* begin DOUT = DIN; RDADDRECC = RDADDRECC_IN; SBITERR = SBITERR_IN; DBITERR = DBITERR_IN; end end endgenerate //*********************************************** // WITH OUTPUT REGISTERS. //*********************************************** generate if (C_HAS_SOFTECC_OUTPUT_REGS_B == 1) begin : has_output_stage always @(posedge CLK) begin dout_i <= #FLOP_DELAY DIN; rdaddrecc_i <= #FLOP_DELAY RDADDRECC_IN; sbiterr_i <= #FLOP_DELAY SBITERR_IN; dbiterr_i <= #FLOP_DELAY DBITERR_IN; end //end CLK always @* begin DOUT = dout_i; RDADDRECC = rdaddrecc_i; SBITERR = sbiterr_i; DBITERR = dbiterr_i; end //end always end //end in_or_out_stage generate statement endgenerate endmodule
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module BLK_MEM_GEN_V4_2_softecc_output_reg_stage #( parameter C_DATA_WIDTH = 32, parameter C_ADDRB_WIDTH = 10, parameter C_HAS_SOFTECC_OUTPUT_REGS_B = 0, parameter C_USE_SOFTECC = 0, parameter FLOP_DELAY = 100 ) ( input CLK, input [ C_DATA_WIDTH-1:0] DIN, output reg [ C_DATA_WIDTH-1:0] DOUT, input SBITERR_IN, input DBITERR_IN, output reg SBITERR, output reg DBITERR, input [C_ADDRB_WIDTH-1:0] RDADDRECC_IN, output reg [C_ADDRB_WIDTH-1:0] RDADDRECC ); //****************************** // Port and Generic Definitions //****************************** //------------------------------------------------------------------------- // Generic Definitions //------------------------------------------------------------------------- // C_DATA_WIDTH : Memory write/read width // C_ADDRB_WIDTH : Width of the ADDRB input port // C_HAS_SOFTECC_OUTPUT_REGS_B : Designates the use of a register at the output // of the RAM primitive // C_USE_SOFTECC : Determines if the Soft ECC feature is used or // not. Only applicable Spartan-6 // FLOP_DELAY : Constant delay for register assignments //------------------------------------------------------------------------- // Port Definitions //------------------------------------------------------------------------- // CLK : Clock to synchronize all read and write operations // DIN : Data input to the Output stage. // DOUT : Final Data output // SBITERR_IN : SBITERR input signal to the Output stage. // SBITERR : Final SBITERR Output signal. // DBITERR_IN : DBITERR input signal to the Output stage. // DBITERR : Final DBITERR Output signal. // RDADDRECC_IN : RDADDRECC input signal to the Output stage. // RDADDRECC : Final RDADDRECC Output signal. //------------------------------------------------------------------------- reg [ C_DATA_WIDTH-1:0] dout_i = 0; reg sbiterr_i = 0; reg dbiterr_i = 0; reg [C_ADDRB_WIDTH-1:0] rdaddrecc_i = 0; //*********************************************** // NO OUTPUT REGISTERS. //*********************************************** generate if (C_HAS_SOFTECC_OUTPUT_REGS_B == 0) begin : no_output_stage always @* begin DOUT = DIN; RDADDRECC = RDADDRECC_IN; SBITERR = SBITERR_IN; DBITERR = DBITERR_IN; end end endgenerate //*********************************************** // WITH OUTPUT REGISTERS. //*********************************************** generate if (C_HAS_SOFTECC_OUTPUT_REGS_B == 1) begin : has_output_stage always @(posedge CLK) begin dout_i <= #FLOP_DELAY DIN; rdaddrecc_i <= #FLOP_DELAY RDADDRECC_IN; sbiterr_i <= #FLOP_DELAY SBITERR_IN; dbiterr_i <= #FLOP_DELAY DBITERR_IN; end //end CLK always @* begin DOUT = dout_i; RDADDRECC = rdaddrecc_i; SBITERR = sbiterr_i; DBITERR = dbiterr_i; end //end always end //end in_or_out_stage generate statement endgenerate endmodule
8.407804
module BLK_MEM_GEN_V4_3_softecc_output_reg_stage #( parameter C_DATA_WIDTH = 32, parameter C_ADDRB_WIDTH = 10, parameter C_HAS_SOFTECC_OUTPUT_REGS_B = 0, parameter C_USE_SOFTECC = 0, parameter FLOP_DELAY = 100 ) ( input CLK, input [ C_DATA_WIDTH-1:0] DIN, output reg [ C_DATA_WIDTH-1:0] DOUT, input SBITERR_IN, input DBITERR_IN, output reg SBITERR, output reg DBITERR, input [C_ADDRB_WIDTH-1:0] RDADDRECC_IN, output reg [C_ADDRB_WIDTH-1:0] RDADDRECC ); //****************************** // Port and Generic Definitions //****************************** //------------------------------------------------------------------------- // Generic Definitions //------------------------------------------------------------------------- // C_DATA_WIDTH : Memory write/read width // C_ADDRB_WIDTH : Width of the ADDRB input port // C_HAS_SOFTECC_OUTPUT_REGS_B : Designates the use of a register at the output // of the RAM primitive // C_USE_SOFTECC : Determines if the Soft ECC feature is used or // not. Only applicable Spartan-6 // FLOP_DELAY : Constant delay for register assignments //------------------------------------------------------------------------- // Port Definitions //------------------------------------------------------------------------- // CLK : Clock to synchronize all read and write operations // DIN : Data input to the Output stage. // DOUT : Final Data output // SBITERR_IN : SBITERR input signal to the Output stage. // SBITERR : Final SBITERR Output signal. // DBITERR_IN : DBITERR input signal to the Output stage. // DBITERR : Final DBITERR Output signal. // RDADDRECC_IN : RDADDRECC input signal to the Output stage. // RDADDRECC : Final RDADDRECC Output signal. //------------------------------------------------------------------------- reg [ C_DATA_WIDTH-1:0] dout_i = 0; reg sbiterr_i = 0; reg dbiterr_i = 0; reg [C_ADDRB_WIDTH-1:0] rdaddrecc_i = 0; //*********************************************** // NO OUTPUT REGISTERS. //*********************************************** generate if (C_HAS_SOFTECC_OUTPUT_REGS_B == 0) begin : no_output_stage always @* begin DOUT = DIN; RDADDRECC = RDADDRECC_IN; SBITERR = SBITERR_IN; DBITERR = DBITERR_IN; end end endgenerate //*********************************************** // WITH OUTPUT REGISTERS. //*********************************************** generate if (C_HAS_SOFTECC_OUTPUT_REGS_B == 1) begin : has_output_stage always @(posedge CLK) begin dout_i <= #FLOP_DELAY DIN; rdaddrecc_i <= #FLOP_DELAY RDADDRECC_IN; sbiterr_i <= #FLOP_DELAY SBITERR_IN; dbiterr_i <= #FLOP_DELAY DBITERR_IN; end //end CLK always @* begin DOUT = dout_i; RDADDRECC = rdaddrecc_i; SBITERR = sbiterr_i; DBITERR = dbiterr_i; end //end always end //end in_or_out_stage generate statement endgenerate endmodule
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module BLK_MEM_GEN_V5_2_softecc_output_reg_stage #( parameter C_DATA_WIDTH = 32, parameter C_ADDRB_WIDTH = 10, parameter C_HAS_SOFTECC_OUTPUT_REGS_B = 0, parameter C_USE_SOFTECC = 0, parameter FLOP_DELAY = 100 ) ( input CLK, input [ C_DATA_WIDTH-1:0] DIN, output reg [ C_DATA_WIDTH-1:0] DOUT, input SBITERR_IN, input DBITERR_IN, output reg SBITERR, output reg DBITERR, input [C_ADDRB_WIDTH-1:0] RDADDRECC_IN, output reg [C_ADDRB_WIDTH-1:0] RDADDRECC ); //****************************** // Port and Generic Definitions //****************************** //------------------------------------------------------------------------- // Generic Definitions //------------------------------------------------------------------------- // C_DATA_WIDTH : Memory write/read width // C_ADDRB_WIDTH : Width of the ADDRB input port // C_HAS_SOFTECC_OUTPUT_REGS_B : Designates the use of a register at the output // of the RAM primitive // C_USE_SOFTECC : Determines if the Soft ECC feature is used or // not. Only applicable Spartan-6 // FLOP_DELAY : Constant delay for register assignments //------------------------------------------------------------------------- // Port Definitions //------------------------------------------------------------------------- // CLK : Clock to synchronize all read and write operations // DIN : Data input to the Output stage. // DOUT : Final Data output // SBITERR_IN : SBITERR input signal to the Output stage. // SBITERR : Final SBITERR Output signal. // DBITERR_IN : DBITERR input signal to the Output stage. // DBITERR : Final DBITERR Output signal. // RDADDRECC_IN : RDADDRECC input signal to the Output stage. // RDADDRECC : Final RDADDRECC Output signal. //------------------------------------------------------------------------- reg [ C_DATA_WIDTH-1:0] dout_i = 0; reg sbiterr_i = 0; reg dbiterr_i = 0; reg [C_ADDRB_WIDTH-1:0] rdaddrecc_i = 0; //*********************************************** // NO OUTPUT REGISTERS. //*********************************************** generate if (C_HAS_SOFTECC_OUTPUT_REGS_B == 0) begin : no_output_stage always @* begin DOUT = DIN; RDADDRECC = RDADDRECC_IN; SBITERR = SBITERR_IN; DBITERR = DBITERR_IN; end end endgenerate //*********************************************** // WITH OUTPUT REGISTERS. //*********************************************** generate if (C_HAS_SOFTECC_OUTPUT_REGS_B == 1) begin : has_output_stage always @(posedge CLK) begin dout_i <= #FLOP_DELAY DIN; rdaddrecc_i <= #FLOP_DELAY RDADDRECC_IN; sbiterr_i <= #FLOP_DELAY SBITERR_IN; dbiterr_i <= #FLOP_DELAY DBITERR_IN; end //end CLK always @* begin DOUT = dout_i; RDADDRECC = rdaddrecc_i; SBITERR = sbiterr_i; DBITERR = dbiterr_i; end //end always end //end in_or_out_stage generate statement endgenerate endmodule
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module BLK_MEM_GEN_V6_1_softecc_output_reg_stage #( parameter C_DATA_WIDTH = 32, parameter C_ADDRB_WIDTH = 10, parameter C_HAS_SOFTECC_OUTPUT_REGS_B = 0, parameter C_USE_SOFTECC = 0, parameter FLOP_DELAY = 100 ) ( input CLK, input [ C_DATA_WIDTH-1:0] DIN, output reg [ C_DATA_WIDTH-1:0] DOUT, input SBITERR_IN, input DBITERR_IN, output reg SBITERR, output reg DBITERR, input [C_ADDRB_WIDTH-1:0] RDADDRECC_IN, output reg [C_ADDRB_WIDTH-1:0] RDADDRECC ); //****************************** // Port and Generic Definitions //****************************** ////////////////////////////////////////////////////////////////////////// // Generic Definitions ////////////////////////////////////////////////////////////////////////// // C_DATA_WIDTH : Memory write/read width // C_ADDRB_WIDTH : Width of the ADDRB input port // C_HAS_SOFTECC_OUTPUT_REGS_B : Designates the use of a register at the output // of the RAM primitive // C_USE_SOFTECC : Determines if the Soft ECC feature is used or // not. Only applicable Spartan-6 // FLOP_DELAY : Constant delay for register assignments ////////////////////////////////////////////////////////////////////////// // Port Definitions ////////////////////////////////////////////////////////////////////////// // CLK : Clock to synchronize all read and write operations // DIN : Data input to the Output stage. // DOUT : Final Data output // SBITERR_IN : SBITERR input signal to the Output stage. // SBITERR : Final SBITERR Output signal. // DBITERR_IN : DBITERR input signal to the Output stage. // DBITERR : Final DBITERR Output signal. // RDADDRECC_IN : RDADDRECC input signal to the Output stage. // RDADDRECC : Final RDADDRECC Output signal. ////////////////////////////////////////////////////////////////////////// reg [ C_DATA_WIDTH-1:0] dout_i = 0; reg sbiterr_i = 0; reg dbiterr_i = 0; reg [C_ADDRB_WIDTH-1:0] rdaddrecc_i = 0; //*********************************************** // NO OUTPUT REGISTERS. //*********************************************** generate if (C_HAS_SOFTECC_OUTPUT_REGS_B == 0) begin : no_output_stage always @* begin DOUT = DIN; RDADDRECC = RDADDRECC_IN; SBITERR = SBITERR_IN; DBITERR = DBITERR_IN; end end endgenerate //*********************************************** // WITH OUTPUT REGISTERS. //*********************************************** generate if (C_HAS_SOFTECC_OUTPUT_REGS_B == 1) begin : has_output_stage always @(posedge CLK) begin dout_i <= #FLOP_DELAY DIN; rdaddrecc_i <= #FLOP_DELAY RDADDRECC_IN; sbiterr_i <= #FLOP_DELAY SBITERR_IN; dbiterr_i <= #FLOP_DELAY DBITERR_IN; end //end CLK always @* begin DOUT = dout_i; RDADDRECC = rdaddrecc_i; SBITERR = sbiterr_i; DBITERR = dbiterr_i; end //end always end //end in_or_out_stage generate statement endgenerate endmodule
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module blk_mem_axi_regs_fwd_v6_3 #( parameter C_DATA_WIDTH = 8 ) ( input ACLK, input ARESET, input S_VALID, output S_READY, input [C_DATA_WIDTH-1:0] S_PAYLOAD_DATA, output M_VALID, input M_READY, output reg [C_DATA_WIDTH-1:0] M_PAYLOAD_DATA ); reg [C_DATA_WIDTH-1:0] STORAGE_DATA; wire S_READY_I; reg M_VALID_I; reg [1:0] ARESET_D; //assign local signal to its output signal assign S_READY = S_READY_I; assign M_VALID = M_VALID_I; always @(posedge ACLK) begin ARESET_D <= {ARESET_D[0], ARESET}; end //Save payload data whenever we have a transaction on the slave side always @(posedge ACLK or ARESET) begin if (ARESET == 1'b1) begin STORAGE_DATA <= 0; end else begin if (S_VALID == 1'b1 && S_READY_I == 1'b1) begin STORAGE_DATA <= S_PAYLOAD_DATA; end end end always @(posedge ACLK) begin M_PAYLOAD_DATA = STORAGE_DATA; end //M_Valid set to high when we have a completed transfer on slave side //Is removed on a M_READY except if we have a new transfer on the slave side always @(posedge ACLK or ARESET_D) begin if (ARESET_D != 2'b00) begin M_VALID_I <= 1'b0; end else begin if (S_VALID == 1'b1) begin //Always set M_VALID_I when slave side is valid M_VALID_I <= 1'b1; end else if (M_READY == 1'b1) begin //Clear (or keep) when no slave side is valid but master side is ready M_VALID_I <= 1'b0; end end end //Slave Ready is either when Master side drives M_READY or we have space in our storage data assign S_READY_I = (M_READY || (!M_VALID_I)) && !(|(ARESET_D)); endmodule
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module BLK_MEM_GEN_V6_3_softecc_output_reg_stage #( parameter C_DATA_WIDTH = 32, parameter C_ADDRB_WIDTH = 10, parameter C_HAS_SOFTECC_OUTPUT_REGS_B = 0, parameter C_USE_SOFTECC = 0, parameter FLOP_DELAY = 100 ) ( input CLK, input [ C_DATA_WIDTH-1:0] DIN, output reg [ C_DATA_WIDTH-1:0] DOUT, input SBITERR_IN, input DBITERR_IN, output reg SBITERR, output reg DBITERR, input [C_ADDRB_WIDTH-1:0] RDADDRECC_IN, output reg [C_ADDRB_WIDTH-1:0] RDADDRECC ); //****************************** // Port and Generic Definitions //****************************** ////////////////////////////////////////////////////////////////////////// // Generic Definitions ////////////////////////////////////////////////////////////////////////// // C_DATA_WIDTH : Memory write/read width // C_ADDRB_WIDTH : Width of the ADDRB input port // C_HAS_SOFTECC_OUTPUT_REGS_B : Designates the use of a register at the output // of the RAM primitive // C_USE_SOFTECC : Determines if the Soft ECC feature is used or // not. Only applicable Spartan-6 // FLOP_DELAY : Constant delay for register assignments ////////////////////////////////////////////////////////////////////////// // Port Definitions ////////////////////////////////////////////////////////////////////////// // CLK : Clock to synchronize all read and write operations // DIN : Data input to the Output stage. // DOUT : Final Data output // SBITERR_IN : SBITERR input signal to the Output stage. // SBITERR : Final SBITERR Output signal. // DBITERR_IN : DBITERR input signal to the Output stage. // DBITERR : Final DBITERR Output signal. // RDADDRECC_IN : RDADDRECC input signal to the Output stage. // RDADDRECC : Final RDADDRECC Output signal. ////////////////////////////////////////////////////////////////////////// reg [ C_DATA_WIDTH-1:0] dout_i = 0; reg sbiterr_i = 0; reg dbiterr_i = 0; reg [C_ADDRB_WIDTH-1:0] rdaddrecc_i = 0; //*********************************************** // NO OUTPUT REGISTERS. //*********************************************** generate if (C_HAS_SOFTECC_OUTPUT_REGS_B == 0) begin : no_output_stage always @* begin DOUT = DIN; RDADDRECC = RDADDRECC_IN; SBITERR = SBITERR_IN; DBITERR = DBITERR_IN; end end endgenerate //*********************************************** // WITH OUTPUT REGISTERS. //*********************************************** generate if (C_HAS_SOFTECC_OUTPUT_REGS_B == 1) begin : has_output_stage always @(posedge CLK) begin dout_i <= #FLOP_DELAY DIN; rdaddrecc_i <= #FLOP_DELAY RDADDRECC_IN; sbiterr_i <= #FLOP_DELAY SBITERR_IN; dbiterr_i <= #FLOP_DELAY DBITERR_IN; end //end CLK always @* begin DOUT = dout_i; RDADDRECC = rdaddrecc_i; SBITERR = sbiterr_i; DBITERR = dbiterr_i; end //end always end //end in_or_out_stage generate statement endgenerate endmodule
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module blk_mem_axi_regs_fwd_v6_4 #( parameter C_DATA_WIDTH = 8 ) ( input ACLK, input ARESET, input S_VALID, output S_READY, input [C_DATA_WIDTH-1:0] S_PAYLOAD_DATA, output M_VALID, input M_READY, output reg [C_DATA_WIDTH-1:0] M_PAYLOAD_DATA ); reg [C_DATA_WIDTH-1:0] STORAGE_DATA; wire S_READY_I; reg M_VALID_I; reg [1:0] ARESET_D; //assign local signal to its output signal assign S_READY = S_READY_I; assign M_VALID = M_VALID_I; always @(posedge ACLK) begin ARESET_D <= {ARESET_D[0], ARESET}; end //Save payload data whenever we have a transaction on the slave side always @(posedge ACLK or ARESET) begin if (ARESET == 1'b1) begin STORAGE_DATA <= 0; end else begin if (S_VALID == 1'b1 && S_READY_I == 1'b1) begin STORAGE_DATA <= S_PAYLOAD_DATA; end end end always @(posedge ACLK) begin M_PAYLOAD_DATA = STORAGE_DATA; end //M_Valid set to high when we have a completed transfer on slave side //Is removed on a M_READY except if we have a new transfer on the slave side always @(posedge ACLK or ARESET_D) begin if (ARESET_D != 2'b00) begin M_VALID_I <= 1'b0; end else begin if (S_VALID == 1'b1) begin //Always set M_VALID_I when slave side is valid M_VALID_I <= 1'b1; end else if (M_READY == 1'b1) begin //Clear (or keep) when no slave side is valid but master side is ready M_VALID_I <= 1'b0; end end end //Slave Ready is either when Master side drives M_READY or we have space in our storage data assign S_READY_I = (M_READY || (!M_VALID_I)) && !(|(ARESET_D)); endmodule
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module BLK_MEM_GEN_V6_4_softecc_output_reg_stage #( parameter C_DATA_WIDTH = 32, parameter C_ADDRB_WIDTH = 10, parameter C_HAS_SOFTECC_OUTPUT_REGS_B = 0, parameter C_USE_SOFTECC = 0, parameter FLOP_DELAY = 100 ) ( input CLK, input [ C_DATA_WIDTH-1:0] DIN, output reg [ C_DATA_WIDTH-1:0] DOUT, input SBITERR_IN, input DBITERR_IN, output reg SBITERR, output reg DBITERR, input [C_ADDRB_WIDTH-1:0] RDADDRECC_IN, output reg [C_ADDRB_WIDTH-1:0] RDADDRECC ); //****************************** // Port and Generic Definitions //****************************** ////////////////////////////////////////////////////////////////////////// // Generic Definitions ////////////////////////////////////////////////////////////////////////// // C_DATA_WIDTH : Memory write/read width // C_ADDRB_WIDTH : Width of the ADDRB input port // C_HAS_SOFTECC_OUTPUT_REGS_B : Designates the use of a register at the output // of the RAM primitive // C_USE_SOFTECC : Determines if the Soft ECC feature is used or // not. Only applicable Spartan-6 // FLOP_DELAY : Constant delay for register assignments ////////////////////////////////////////////////////////////////////////// // Port Definitions ////////////////////////////////////////////////////////////////////////// // CLK : Clock to synchronize all read and write operations // DIN : Data input to the Output stage. // DOUT : Final Data output // SBITERR_IN : SBITERR input signal to the Output stage. // SBITERR : Final SBITERR Output signal. // DBITERR_IN : DBITERR input signal to the Output stage. // DBITERR : Final DBITERR Output signal. // RDADDRECC_IN : RDADDRECC input signal to the Output stage. // RDADDRECC : Final RDADDRECC Output signal. ////////////////////////////////////////////////////////////////////////// reg [ C_DATA_WIDTH-1:0] dout_i = 0; reg sbiterr_i = 0; reg dbiterr_i = 0; reg [C_ADDRB_WIDTH-1:0] rdaddrecc_i = 0; //*********************************************** // NO OUTPUT REGISTERS. //*********************************************** generate if (C_HAS_SOFTECC_OUTPUT_REGS_B == 0) begin : no_output_stage always @* begin DOUT = DIN; RDADDRECC = RDADDRECC_IN; SBITERR = SBITERR_IN; DBITERR = DBITERR_IN; end end endgenerate //*********************************************** // WITH OUTPUT REGISTERS. //*********************************************** generate if (C_HAS_SOFTECC_OUTPUT_REGS_B == 1) begin : has_output_stage always @(posedge CLK) begin dout_i <= #FLOP_DELAY DIN; rdaddrecc_i <= #FLOP_DELAY RDADDRECC_IN; sbiterr_i <= #FLOP_DELAY SBITERR_IN; dbiterr_i <= #FLOP_DELAY DBITERR_IN; end //end CLK always @* begin DOUT = dout_i; RDADDRECC = rdaddrecc_i; SBITERR = sbiterr_i; DBITERR = dbiterr_i; end //end always end //end in_or_out_stage generate statement endgenerate endmodule
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module blk_mem_axi_regs_fwd_v7_1 #( parameter C_DATA_WIDTH = 8 ) ( input ACLK, input ARESET, input S_VALID, output S_READY, input [C_DATA_WIDTH-1:0] S_PAYLOAD_DATA, output M_VALID, input M_READY, output reg [C_DATA_WIDTH-1:0] M_PAYLOAD_DATA ); reg [C_DATA_WIDTH-1:0] STORAGE_DATA; wire S_READY_I; reg M_VALID_I; reg [1:0] ARESET_D; //assign local signal to its output signal assign S_READY = S_READY_I; assign M_VALID = M_VALID_I; always @(posedge ACLK) begin ARESET_D <= {ARESET_D[0], ARESET}; end //Save payload data whenever we have a transaction on the slave side always @(posedge ACLK or ARESET) begin if (ARESET == 1'b1) begin STORAGE_DATA <= 0; end else begin if (S_VALID == 1'b1 && S_READY_I == 1'b1) begin STORAGE_DATA <= S_PAYLOAD_DATA; end end end always @(posedge ACLK) begin M_PAYLOAD_DATA = STORAGE_DATA; end //M_Valid set to high when we have a completed transfer on slave side //Is removed on a M_READY except if we have a new transfer on the slave side always @(posedge ACLK or ARESET_D) begin if (ARESET_D != 2'b00) begin M_VALID_I <= 1'b0; end else begin if (S_VALID == 1'b1) begin //Always set M_VALID_I when slave side is valid M_VALID_I <= 1'b1; end else if (M_READY == 1'b1) begin //Clear (or keep) when no slave side is valid but master side is ready M_VALID_I <= 1'b0; end end end //Slave Ready is either when Master side drives M_READY or we have space in our storage data assign S_READY_I = (M_READY || (!M_VALID_I)) && !(|(ARESET_D)); endmodule
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module BLK_MEM_GEN_V7_1_softecc_output_reg_stage #( parameter C_DATA_WIDTH = 32, parameter C_ADDRB_WIDTH = 10, parameter C_HAS_SOFTECC_OUTPUT_REGS_B = 0, parameter C_USE_SOFTECC = 0, parameter FLOP_DELAY = 100 ) ( input CLK, input [ C_DATA_WIDTH-1:0] DIN, output reg [ C_DATA_WIDTH-1:0] DOUT, input SBITERR_IN, input DBITERR_IN, output reg SBITERR, output reg DBITERR, input [C_ADDRB_WIDTH-1:0] RDADDRECC_IN, output reg [C_ADDRB_WIDTH-1:0] RDADDRECC ); //****************************** // Port and Generic Definitions //****************************** ////////////////////////////////////////////////////////////////////////// // Generic Definitions ////////////////////////////////////////////////////////////////////////// // C_DATA_WIDTH : Memory write/read width // C_ADDRB_WIDTH : Width of the ADDRB input port // C_HAS_SOFTECC_OUTPUT_REGS_B : Designates the use of a register at the output // of the RAM primitive // C_USE_SOFTECC : Determines if the Soft ECC feature is used or // not. Only applicable Spartan-6 // FLOP_DELAY : Constant delay for register assignments ////////////////////////////////////////////////////////////////////////// // Port Definitions ////////////////////////////////////////////////////////////////////////// // CLK : Clock to synchronize all read and write operations // DIN : Data input to the Output stage. // DOUT : Final Data output // SBITERR_IN : SBITERR input signal to the Output stage. // SBITERR : Final SBITERR Output signal. // DBITERR_IN : DBITERR input signal to the Output stage. // DBITERR : Final DBITERR Output signal. // RDADDRECC_IN : RDADDRECC input signal to the Output stage. // RDADDRECC : Final RDADDRECC Output signal. ////////////////////////////////////////////////////////////////////////// reg [ C_DATA_WIDTH-1:0] dout_i = 0; reg sbiterr_i = 0; reg dbiterr_i = 0; reg [C_ADDRB_WIDTH-1:0] rdaddrecc_i = 0; //*********************************************** // NO OUTPUT REGISTERS. //*********************************************** generate if (C_HAS_SOFTECC_OUTPUT_REGS_B == 0) begin : no_output_stage always @* begin DOUT = DIN; RDADDRECC = RDADDRECC_IN; SBITERR = SBITERR_IN; DBITERR = DBITERR_IN; end end endgenerate //*********************************************** // WITH OUTPUT REGISTERS. //*********************************************** generate if (C_HAS_SOFTECC_OUTPUT_REGS_B == 1) begin : has_output_stage always @(posedge CLK) begin dout_i <= #FLOP_DELAY DIN; rdaddrecc_i <= #FLOP_DELAY RDADDRECC_IN; sbiterr_i <= #FLOP_DELAY SBITERR_IN; dbiterr_i <= #FLOP_DELAY DBITERR_IN; end //end CLK always @* begin DOUT = dout_i; RDADDRECC = rdaddrecc_i; SBITERR = sbiterr_i; DBITERR = dbiterr_i; end //end always end //end in_or_out_stage generate statement endgenerate endmodule
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module blk_mem_axi_regs_fwd_v7_2 #( parameter C_DATA_WIDTH = 8 ) ( input ACLK, input ARESET, input S_VALID, output S_READY, input [C_DATA_WIDTH-1:0] S_PAYLOAD_DATA, output M_VALID, input M_READY, output reg [C_DATA_WIDTH-1:0] M_PAYLOAD_DATA ); reg [C_DATA_WIDTH-1:0] STORAGE_DATA; wire S_READY_I; reg M_VALID_I; reg [1:0] ARESET_D; //assign local signal to its output signal assign S_READY = S_READY_I; assign M_VALID = M_VALID_I; always @(posedge ACLK) begin ARESET_D <= {ARESET_D[0], ARESET}; end //Save payload data whenever we have a transaction on the slave side always @(posedge ACLK or ARESET) begin if (ARESET == 1'b1) begin STORAGE_DATA <= 0; end else begin if (S_VALID == 1'b1 && S_READY_I == 1'b1) begin STORAGE_DATA <= S_PAYLOAD_DATA; end end end always @(posedge ACLK) begin M_PAYLOAD_DATA = STORAGE_DATA; end //M_Valid set to high when we have a completed transfer on slave side //Is removed on a M_READY except if we have a new transfer on the slave side always @(posedge ACLK or ARESET_D) begin if (ARESET_D != 2'b00) begin M_VALID_I <= 1'b0; end else begin if (S_VALID == 1'b1) begin //Always set M_VALID_I when slave side is valid M_VALID_I <= 1'b1; end else if (M_READY == 1'b1) begin //Clear (or keep) when no slave side is valid but master side is ready M_VALID_I <= 1'b0; end end end //Slave Ready is either when Master side drives M_READY or we have space in our storage data assign S_READY_I = (M_READY || (!M_VALID_I)) && !(|(ARESET_D)); endmodule
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module BLK_MEM_GEN_V7_2_softecc_output_reg_stage #( parameter C_DATA_WIDTH = 32, parameter C_ADDRB_WIDTH = 10, parameter C_HAS_SOFTECC_OUTPUT_REGS_B = 0, parameter C_USE_SOFTECC = 0, parameter FLOP_DELAY = 100 ) ( input CLK, input [ C_DATA_WIDTH-1:0] DIN, output reg [ C_DATA_WIDTH-1:0] DOUT, input SBITERR_IN, input DBITERR_IN, output reg SBITERR, output reg DBITERR, input [C_ADDRB_WIDTH-1:0] RDADDRECC_IN, output reg [C_ADDRB_WIDTH-1:0] RDADDRECC ); //****************************** // Port and Generic Definitions //****************************** ////////////////////////////////////////////////////////////////////////// // Generic Definitions ////////////////////////////////////////////////////////////////////////// // C_DATA_WIDTH : Memory write/read width // C_ADDRB_WIDTH : Width of the ADDRB input port // C_HAS_SOFTECC_OUTPUT_REGS_B : Designates the use of a register at the output // of the RAM primitive // C_USE_SOFTECC : Determines if the Soft ECC feature is used or // not. Only applicable Spartan-6 // FLOP_DELAY : Constant delay for register assignments ////////////////////////////////////////////////////////////////////////// // Port Definitions ////////////////////////////////////////////////////////////////////////// // CLK : Clock to synchronize all read and write operations // DIN : Data input to the Output stage. // DOUT : Final Data output // SBITERR_IN : SBITERR input signal to the Output stage. // SBITERR : Final SBITERR Output signal. // DBITERR_IN : DBITERR input signal to the Output stage. // DBITERR : Final DBITERR Output signal. // RDADDRECC_IN : RDADDRECC input signal to the Output stage. // RDADDRECC : Final RDADDRECC Output signal. ////////////////////////////////////////////////////////////////////////// reg [ C_DATA_WIDTH-1:0] dout_i = 0; reg sbiterr_i = 0; reg dbiterr_i = 0; reg [C_ADDRB_WIDTH-1:0] rdaddrecc_i = 0; //*********************************************** // NO OUTPUT REGISTERS. //*********************************************** generate if (C_HAS_SOFTECC_OUTPUT_REGS_B == 0) begin : no_output_stage always @* begin DOUT = DIN; RDADDRECC = RDADDRECC_IN; SBITERR = SBITERR_IN; DBITERR = DBITERR_IN; end end endgenerate //*********************************************** // WITH OUTPUT REGISTERS. //*********************************************** generate if (C_HAS_SOFTECC_OUTPUT_REGS_B == 1) begin : has_output_stage always @(posedge CLK) begin dout_i <= #FLOP_DELAY DIN; rdaddrecc_i <= #FLOP_DELAY RDADDRECC_IN; sbiterr_i <= #FLOP_DELAY SBITERR_IN; dbiterr_i <= #FLOP_DELAY DBITERR_IN; end //end CLK always @* begin DOUT = dout_i; RDADDRECC = rdaddrecc_i; SBITERR = sbiterr_i; DBITERR = dbiterr_i; end //end always end //end in_or_out_stage generate statement endgenerate endmodule
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module blk_mem_axi_regs_fwd_v8_1 #( parameter C_DATA_WIDTH = 8 ) ( input ACLK, input ARESET, input S_VALID, output S_READY, input [C_DATA_WIDTH-1:0] S_PAYLOAD_DATA, output M_VALID, input M_READY, output reg [C_DATA_WIDTH-1:0] M_PAYLOAD_DATA ); reg [C_DATA_WIDTH-1:0] STORAGE_DATA; wire S_READY_I; reg M_VALID_I; reg [1:0] ARESET_D; //assign local signal to its output signal assign S_READY = S_READY_I; assign M_VALID = M_VALID_I; always @(posedge ACLK) begin ARESET_D <= {ARESET_D[0], ARESET}; end //Save payload data whenever we have a transaction on the slave side always @(posedge ACLK or ARESET) begin if (ARESET == 1'b1) begin STORAGE_DATA <= 0; end else begin if (S_VALID == 1'b1 && S_READY_I == 1'b1) begin STORAGE_DATA <= S_PAYLOAD_DATA; end end end always @(posedge ACLK) begin M_PAYLOAD_DATA = STORAGE_DATA; end //M_Valid set to high when we have a completed transfer on slave side //Is removed on a M_READY except if we have a new transfer on the slave side always @(posedge ACLK or ARESET_D) begin if (ARESET_D != 2'b00) begin M_VALID_I <= 1'b0; end else begin if (S_VALID == 1'b1) begin //Always set M_VALID_I when slave side is valid M_VALID_I <= 1'b1; end else if (M_READY == 1'b1) begin //Clear (or keep) when no slave side is valid but master side is ready M_VALID_I <= 1'b0; end end end //Slave Ready is either when Master side drives M_READY or we have space in our storage data assign S_READY_I = (M_READY || (!M_VALID_I)) && !(|(ARESET_D)); endmodule
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module BLK_MEM_GEN_v8_1_softecc_output_reg_stage #( parameter C_DATA_WIDTH = 32, parameter C_ADDRB_WIDTH = 10, parameter C_HAS_SOFTECC_OUTPUT_REGS_B = 0, parameter C_USE_SOFTECC = 0, parameter FLOP_DELAY = 100 ) ( input CLK, input [ C_DATA_WIDTH-1:0] DIN, output reg [ C_DATA_WIDTH-1:0] DOUT, input SBITERR_IN, input DBITERR_IN, output reg SBITERR, output reg DBITERR, input [C_ADDRB_WIDTH-1:0] RDADDRECC_IN, output reg [C_ADDRB_WIDTH-1:0] RDADDRECC ); //****************************** // Port and Generic Definitions //****************************** ////////////////////////////////////////////////////////////////////////// // Generic Definitions ////////////////////////////////////////////////////////////////////////// // C_DATA_WIDTH : Memory write/read width // C_ADDRB_WIDTH : Width of the ADDRB input port // C_HAS_SOFTECC_OUTPUT_REGS_B : Designates the use of a register at the output // of the RAM primitive // C_USE_SOFTECC : Determines if the Soft ECC feature is used or // not. Only applicable Spartan-6 // FLOP_DELAY : Constant delay for register assignments ////////////////////////////////////////////////////////////////////////// // Port Definitions ////////////////////////////////////////////////////////////////////////// // CLK : Clock to synchronize all read and write operations // DIN : Data input to the Output stage. // DOUT : Final Data output // SBITERR_IN : SBITERR input signal to the Output stage. // SBITERR : Final SBITERR Output signal. // DBITERR_IN : DBITERR input signal to the Output stage. // DBITERR : Final DBITERR Output signal. // RDADDRECC_IN : RDADDRECC input signal to the Output stage. // RDADDRECC : Final RDADDRECC Output signal. ////////////////////////////////////////////////////////////////////////// reg [ C_DATA_WIDTH-1:0] dout_i = 0; reg sbiterr_i = 0; reg dbiterr_i = 0; reg [C_ADDRB_WIDTH-1:0] rdaddrecc_i = 0; //*********************************************** // NO OUTPUT REGISTERS. //*********************************************** generate if (C_HAS_SOFTECC_OUTPUT_REGS_B == 0) begin : no_output_stage always @* begin DOUT = DIN; RDADDRECC = RDADDRECC_IN; SBITERR = SBITERR_IN; DBITERR = DBITERR_IN; end end endgenerate //*********************************************** // WITH OUTPUT REGISTERS. //*********************************************** generate if (C_HAS_SOFTECC_OUTPUT_REGS_B == 1) begin : has_output_stage always @(posedge CLK) begin dout_i <= #FLOP_DELAY DIN; rdaddrecc_i <= #FLOP_DELAY RDADDRECC_IN; sbiterr_i <= #FLOP_DELAY SBITERR_IN; dbiterr_i <= #FLOP_DELAY DBITERR_IN; end always @* begin DOUT = dout_i; RDADDRECC = rdaddrecc_i; SBITERR = sbiterr_i; DBITERR = dbiterr_i; end //end always end //end in_or_out_stage generate statement endgenerate endmodule
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module blk_mem_axi_regs_fwd_v8_2 #( parameter C_DATA_WIDTH = 8 ) ( input ACLK, input ARESET, input S_VALID, output S_READY, input [C_DATA_WIDTH-1:0] S_PAYLOAD_DATA, output M_VALID, input M_READY, output reg [C_DATA_WIDTH-1:0] M_PAYLOAD_DATA ); reg [C_DATA_WIDTH-1:0] STORAGE_DATA; wire S_READY_I; reg M_VALID_I; reg [1:0] ARESET_D; //assign local signal to its output signal assign S_READY = S_READY_I; assign M_VALID = M_VALID_I; always @(posedge ACLK) begin ARESET_D <= {ARESET_D[0], ARESET}; end //Save payload data whenever we have a transaction on the slave side always @(posedge ACLK or ARESET) begin if (ARESET == 1'b1) begin STORAGE_DATA <= 0; end else begin if (S_VALID == 1'b1 && S_READY_I == 1'b1) begin STORAGE_DATA <= S_PAYLOAD_DATA; end end end always @(posedge ACLK) begin M_PAYLOAD_DATA = STORAGE_DATA; end //M_Valid set to high when we have a completed transfer on slave side //Is removed on a M_READY except if we have a new transfer on the slave side always @(posedge ACLK or ARESET_D) begin if (ARESET_D != 2'b00) begin M_VALID_I <= 1'b0; end else begin if (S_VALID == 1'b1) begin //Always set M_VALID_I when slave side is valid M_VALID_I <= 1'b1; end else if (M_READY == 1'b1) begin //Clear (or keep) when no slave side is valid but master side is ready M_VALID_I <= 1'b0; end end end //Slave Ready is either when Master side drives M_READY or we have space in our storage data assign S_READY_I = (M_READY || (!M_VALID_I)) && !(|(ARESET_D)); endmodule
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module BLK_MEM_GEN_v8_2_softecc_output_reg_stage #( parameter C_DATA_WIDTH = 32, parameter C_ADDRB_WIDTH = 10, parameter C_HAS_SOFTECC_OUTPUT_REGS_B = 0, parameter C_USE_SOFTECC = 0, parameter FLOP_DELAY = 100 ) ( input CLK, input [ C_DATA_WIDTH-1:0] DIN, output reg [ C_DATA_WIDTH-1:0] DOUT, input SBITERR_IN, input DBITERR_IN, output reg SBITERR, output reg DBITERR, input [C_ADDRB_WIDTH-1:0] RDADDRECC_IN, output reg [C_ADDRB_WIDTH-1:0] RDADDRECC ); //****************************** // Port and Generic Definitions //****************************** ////////////////////////////////////////////////////////////////////////// // Generic Definitions ////////////////////////////////////////////////////////////////////////// // C_DATA_WIDTH : Memory write/read width // C_ADDRB_WIDTH : Width of the ADDRB input port // C_HAS_SOFTECC_OUTPUT_REGS_B : Designates the use of a register at the output // of the RAM primitive // C_USE_SOFTECC : Determines if the Soft ECC feature is used or // not. Only applicable Spartan-6 // FLOP_DELAY : Constant delay for register assignments ////////////////////////////////////////////////////////////////////////// // Port Definitions ////////////////////////////////////////////////////////////////////////// // CLK : Clock to synchronize all read and write operations // DIN : Data input to the Output stage. // DOUT : Final Data output // SBITERR_IN : SBITERR input signal to the Output stage. // SBITERR : Final SBITERR Output signal. // DBITERR_IN : DBITERR input signal to the Output stage. // DBITERR : Final DBITERR Output signal. // RDADDRECC_IN : RDADDRECC input signal to the Output stage. // RDADDRECC : Final RDADDRECC Output signal. ////////////////////////////////////////////////////////////////////////// reg [ C_DATA_WIDTH-1:0] dout_i = 0; reg sbiterr_i = 0; reg dbiterr_i = 0; reg [C_ADDRB_WIDTH-1:0] rdaddrecc_i = 0; //*********************************************** // NO OUTPUT REGISTERS. //*********************************************** generate if (C_HAS_SOFTECC_OUTPUT_REGS_B == 0) begin : no_output_stage always @* begin DOUT = DIN; RDADDRECC = RDADDRECC_IN; SBITERR = SBITERR_IN; DBITERR = DBITERR_IN; end end endgenerate //*********************************************** // WITH OUTPUT REGISTERS. //*********************************************** generate if (C_HAS_SOFTECC_OUTPUT_REGS_B == 1) begin : has_output_stage always @(posedge CLK) begin dout_i <= #FLOP_DELAY DIN; rdaddrecc_i <= #FLOP_DELAY RDADDRECC_IN; sbiterr_i <= #FLOP_DELAY SBITERR_IN; dbiterr_i <= #FLOP_DELAY DBITERR_IN; end always @* begin DOUT = dout_i; RDADDRECC = rdaddrecc_i; SBITERR = sbiterr_i; DBITERR = dbiterr_i; end //end always end //end in_or_out_stage generate statement endgenerate endmodule
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module blk_mem_axi_regs_fwd_v8_3 #( parameter C_DATA_WIDTH = 8 ) ( input ACLK, input ARESET, input S_VALID, output S_READY, input [C_DATA_WIDTH-1:0] S_PAYLOAD_DATA, output M_VALID, input M_READY, output reg [C_DATA_WIDTH-1:0] M_PAYLOAD_DATA ); reg [C_DATA_WIDTH-1:0] STORAGE_DATA; wire S_READY_I; reg M_VALID_I; reg [1:0] ARESET_D; //assign local signal to its output signal assign S_READY = S_READY_I; assign M_VALID = M_VALID_I; always @(posedge ACLK) begin ARESET_D <= {ARESET_D[0], ARESET}; end //Save payload data whenever we have a transaction on the slave side always @(posedge ACLK or ARESET) begin if (ARESET == 1'b1) begin STORAGE_DATA <= 0; end else begin if (S_VALID == 1'b1 && S_READY_I == 1'b1) begin STORAGE_DATA <= S_PAYLOAD_DATA; end end end always @(posedge ACLK) begin M_PAYLOAD_DATA = STORAGE_DATA; end //M_Valid set to high when we have a completed transfer on slave side //Is removed on a M_READY except if we have a new transfer on the slave side always @(posedge ACLK or ARESET_D) begin if (ARESET_D != 2'b00) begin M_VALID_I <= 1'b0; end else begin if (S_VALID == 1'b1) begin //Always set M_VALID_I when slave side is valid M_VALID_I <= 1'b1; end else if (M_READY == 1'b1) begin //Clear (or keep) when no slave side is valid but master side is ready M_VALID_I <= 1'b0; end end end //Slave Ready is either when Master side drives M_READY or we have space in our storage data assign S_READY_I = (M_READY || (!M_VALID_I)) && !(|(ARESET_D)); endmodule
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module blk_mem_axi_regs_fwd_v8_4 #( parameter C_DATA_WIDTH = 8 ) ( input ACLK, input ARESET, input S_VALID, output S_READY, input [C_DATA_WIDTH-1:0] S_PAYLOAD_DATA, output M_VALID, input M_READY, output reg [C_DATA_WIDTH-1:0] M_PAYLOAD_DATA ); reg [C_DATA_WIDTH-1:0] STORAGE_DATA; wire S_READY_I; reg M_VALID_I; reg [1:0] ARESET_D; //assign local signal to its output signal assign S_READY = S_READY_I; assign M_VALID = M_VALID_I; always @(posedge ACLK) begin ARESET_D <= {ARESET_D[0], ARESET}; end //Save payload data whenever we have a transaction on the slave side always @(posedge ACLK or ARESET) begin if (ARESET == 1'b1) begin STORAGE_DATA <= 0; end else begin if (S_VALID == 1'b1 && S_READY_I == 1'b1) begin STORAGE_DATA <= S_PAYLOAD_DATA; end end end always @(posedge ACLK) begin M_PAYLOAD_DATA = STORAGE_DATA; end //M_Valid set to high when we have a completed transfer on slave side //Is removed on a M_READY except if we have a new transfer on the slave side always @(posedge ACLK or ARESET_D) begin if (ARESET_D != 2'b00) begin M_VALID_I <= 1'b0; end else begin if (S_VALID == 1'b1) begin //Always set M_VALID_I when slave side is valid M_VALID_I <= 1'b1; end else if (M_READY == 1'b1) begin //Clear (or keep) when no slave side is valid but master side is ready M_VALID_I <= 1'b0; end end end //Slave Ready is either when Master side drives M_READY or we have space in our storage data assign S_READY_I = (M_READY || (!M_VALID_I)) && !(|(ARESET_D)); endmodule
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module blocing_assign ( data, clk, en, out_lock1, out_lock2 ); input data; input clk; input en; output reg out_lock1; output reg out_lock2; always @(posedge clk) if (en) begin out_lock1 = data; out_lock2 = out_lock1; end else begin out_lock1 = out_lock1; out_lock2 = out_lock2; end endmodule
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module Pipedmem ( clka, wea, addra, dina, douta ); input clka; input wea; input [31:0] dina; input [31:0] addra; output reg [31:0] douta; localparam RAM_DEPTH = 6; localparam RAM_WIDTH = 32; localparam RAM_SIZE = 2 ** RAM_DEPTH; (* bram_map = "yes" *) reg [RAM_WIDTH - 1:0] ram[0:RAM_SIZE - 1]; wire [RAM_DEPTH - 1:0] index_in_ram = addra[RAM_DEPTH+1:2]; initial begin $readmemh("ram.dat", ram); end always @(posedge clka) begin if (wea) begin ram[index_in_ram] <= dina; end else begin douta <= ram[index_in_ram]; end end endmodule
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module blockEd ( in_pin, out_pin ); input in_pin; output out_pin; assign out_pin = ~in_pin; endmodule
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module BlockFall ( clock0, clock180, reset, vga_hsync, vga_vsync, vga_r, vga_g, vga_b ); input wire clock0; input wire clock180; input wire reset; output wire vga_hsync; output wire vga_vsync; output wire vga_r; output wire vga_g; output wire vga_b; wire [ 7:0] seq_next; wire [ 11:0] seq_oreg; wire [ 7:0] seq_oreg_wen; wire [ 19:0] coderom_data_o; wire [4095:0] coderomtext_data_o; wire [ 7:0] alu_result; wire swc_ready; Seq seq ( .clock(clock0), .reset(reset), .inst(coderom_data_o), .inst_text(coderomtext_data_o), .inst_en(1), .ireg_0(alu_result), .ireg_1({7'h0, swc_ready}), .ireg_2(8'h00), .ireg_3(8'h00), .next(seq_next), .oreg(seq_oreg), .oreg_wen(seq_oreg_wen) ); BlockFallRom coderom ( .addr (seq_next), .data_o(coderom_data_o) ); `ifdef SIM BlockFallRomText coderomtext ( .addr (seq_next), .data_o(coderomtext_data_o) ); `endif Alu alu ( .clock(clock180), .reset(reset), .inst(seq_oreg), .inst_en(seq_oreg_wen[0]), .result(alu_result) ); Swc swc ( .clock(clock180), .reset(reset), .inst(seq_oreg), .inst_en(seq_oreg_wen[1]), .ready(swc_ready) ); VGA1 vga ( .clock(clock180), .reset(reset), .inst(seq_oreg), .inst_en(seq_oreg_wen[2]), .vga_hsync(vga_hsync), .vga_vsync(vga_vsync), .vga_r(vga_r), .vga_g(vga_g), .vga_b(vga_b) ); endmodule
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module blocking ( input a, input clk, output reg b, output reg c, output reg d ); // not recommended: always @(posedge clk) begin d = c; c = b; b = a; end // recommended: // always @ (posedge clk) begin // d <= c; // c <= b; // b <= a; // end endmodule
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module BlockMem #( parameter DATA_WIDTH = 16, parameter ADDR_WIDTH = 11 ) ( input [(DATA_WIDTH-1):0] data_a, data_b, input [(ADDR_WIDTH-1):0] addr_a, addr_b, input we_a, we_b, clk_a, clk_b, output reg [(DATA_WIDTH-1):0] q_a, q_b ); // Declare the RAM variable reg [DATA_WIDTH-1:0] ram[2**ADDR_WIDTH-1:0]; initial begin $readmemh("boot.txt", ram); end always @(negedge clk_a) begin // Port A if (we_a) begin ram[addr_a] <= data_a; q_a <= data_a; end else begin q_a <= ram[addr_a]; end end always @(negedge clk_b) begin // Port B if (we_b) begin ram[addr_b] <= data_b; q_b <= data_b; end else begin q_b <= ram[addr_b]; end end endmodule
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module blockmem1r1w #( parameter OPW = 32, parameter ADW = 8 ) ( input wire clk, input wire [(ADW - 1) : 0] read_addr, output wire [(OPW - 1) : 0] read_data, input wire wr, input wire [(ADW - 1) : 0] write_addr, input wire [(OPW - 1) : 0] write_data ); reg [(OPW - 1) : 0] mem[0 : ((2**ADW) - 1)]; reg [(OPW - 1) : 0] tmp_read_data; assign read_data = tmp_read_data; always @(posedge clk) begin : reg_mem if (wr) mem[write_addr] <= write_data; tmp_read_data <= mem[read_addr]; end endmodule
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module blockmem2r1w #( parameter OPW = 32, parameter ADW = 8 ) ( input wire clk, input wire [(ADW - 1) : 0] read_addr0, output wire [(OPW - 1) : 0] read_data0, input wire [(ADW - 1) : 0] read_addr1, output wire [(OPW - 1) : 0] read_data1, input wire wr, input wire [(ADW - 1) : 0] write_addr, input wire [(OPW - 1) : 0] write_data ); reg [(OPW - 1) : 0] mem[0 : ((2**ADW) - 1)]; reg [(OPW - 1) : 0] tmp_read_data0; reg [(OPW - 1) : 0] tmp_read_data1; assign read_data0 = tmp_read_data0; assign read_data1 = tmp_read_data1; always @(posedge clk) begin : reg_mem if (wr) mem[write_addr] <= write_data; tmp_read_data0 <= mem[read_addr0]; tmp_read_data1 <= mem[read_addr1]; end endmodule
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module blockmem2r1wptr #( parameter OPW = 32, parameter ADW = 8 ) ( input wire clk, input wire reset_n, input wire [(ADW - 1) : 0] read_addr0, output wire [(OPW - 1) : 0] read_data0, output wire [31 : 0] read_data1, input wire rst, input wire cs, input wire wr, input wire [31 : 0] write_data ); //---------------------------------------------------------------- // Memories and regs including update variables and write enable. //---------------------------------------------------------------- reg [(OPW - 1) : 0] mem [0 : ((2**ADW) - 1)]; reg [(OPW - 1) : 0] tmp_read_data0; reg [ 31 : 0] tmp_read_data1; reg [ 7 : 0] ptr_reg; reg [ 7 : 0] ptr_new; reg ptr_we; //---------------------------------------------------------------- // Concurrent connectivity for ports etc. //---------------------------------------------------------------- assign read_data0 = tmp_read_data0; assign read_data1 = tmp_read_data1; //---------------------------------------------------------------- // mem_update // // Clocked update of memory This should cause // the memory to be implemented as a block memory. //---------------------------------------------------------------- always @(posedge clk) begin : mem_update if (wr) mem[ptr_reg] <= write_data; tmp_read_data0 <= mem[read_addr0]; tmp_read_data1 <= mem[ptr_reg]; end //---------------------------------------------------------------- // ptr_update //---------------------------------------------------------------- always @(posedge clk or negedge reset_n) begin : ptr_update if (!reset_n) ptr_reg <= 8'h00; else if (ptr_we) ptr_reg <= ptr_new; end //---------------------------------------------------------------- // ptr_logic //---------------------------------------------------------------- always @* begin : ptr_logic ptr_new = 8'h00; ptr_we = 1'b0; if (rst) begin ptr_new = 8'h00; ptr_we = 1'b1; end if (cs) begin ptr_new = ptr_reg + 1'b1; ptr_we = 1'b1; end end endmodule
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module blockmem2rptr1w #( parameter OPW = 32, parameter ADW = 8 ) ( input wire clk, input wire reset_n, input wire [(ADW - 1) : 0] read_addr0, output wire [(OPW - 1) : 0] read_data0, output wire [31 : 0] read_data1, input wire rst, input wire cs, input wire wr, input wire [07 : 0] write_addr, input wire [31 : 0] write_data ); //---------------------------------------------------------------- // Memories and regs including update variables and write enable. //---------------------------------------------------------------- reg [(OPW - 1) : 0] mem [0 : ((2**ADW) - 1)]; reg [(OPW - 1) : 0] tmp_read_data0; reg [ 31 : 0] tmp_read_data1; reg [ 7 : 0] ptr_reg; reg [ 7 : 0] ptr_new; reg ptr_we; //---------------------------------------------------------------- // Concurrent connectivity for ports etc. //---------------------------------------------------------------- assign read_data0 = tmp_read_data0; assign read_data1 = tmp_read_data1; //---------------------------------------------------------------- // mem_update // // Clocked update of memory This should cause // the memory to be implemented as a block memory. //---------------------------------------------------------------- always @(posedge clk) begin : mem_update if (wr) mem[write_addr] <= write_data; tmp_read_data0 <= mem[read_addr0]; tmp_read_data1 <= mem[ptr_reg]; end //---------------------------------------------------------------- // reg_update //---------------------------------------------------------------- always @(posedge clk or negedge reset_n) begin : reg_mem_update if (!reset_n) ptr_reg <= 8'h00; else if (ptr_we) ptr_reg <= ptr_new; end //---------------------------------------------------------------- // ptr_logic //---------------------------------------------------------------- always @* begin : ptr_logic ptr_new = 8'h00; ptr_we = 1'b0; if (rst) begin ptr_new = 8'h00; ptr_we = 1'b1; end if (cs) begin ptr_new = ptr_reg + 1'b1; ptr_we = 1'b1; end end endmodule
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module DMem ( input [11:0] addra, input wea, input [31:0] dina, input clka, output reg [31:0] douta ); reg [31:0] DMEM[0:4095]; always @(posedge clka) begin if (wea) begin DMEM[addra] <= dina; end douta <= DMEM[addra]; end endmodule
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module Palatte ( // input clka, // input wea, // input [ 4:0] addra, // input [31:0] dina, // input [ 4:0] addrb, // output reg [31:0] doutb // ); // reg[31:0] DMEM[0:31]; // always @(posedge clka) begin // if(wea) begin // DMEM[addra] <= dina; // end // doutb <= DMEM[addrb]; // end // endmodule
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