input reset ); reg [1:0] count; always @(posedge clk or posedge reset) begin if (reset) begin q <= 1'b0; count <= 2'b00; end else begin if (count == 2'b10) begin q <= ~q; count <= 2'b00; end else be
三条initial语句在仿真0时刻开始并行执行时间所执行的语句 0m = 1'b0; 5a = 1'b1; ...
filter; // we test with a filter whose size is 2*3*3 wire [15:0] result; localparam PERIOD = 100; always #(PERIOD/2) clk = ~clk; initial begin #0 clk = 1'b0; reset = 1; // We test with an image part and a filter whose values are all 4 // The expected...
2199a15· Nov 2, 2022 History1,039 Commits .github/workflows example lib rtl scripts syn tb .gitignore .test_durations AUTHORS COPYING README.md tox.ini Repository files navigation README License Verilog Ethernet Components Readme For more information and updates: http://alex...
reg [1:0] spi_cs_data_buf, spi_cs_cmd_buf; // SCLK, CS_DATA, CS_CMD buffer // 缓存信号以备边沿检测 always@(posedge clk) begin if(rst) begin spi_sclk_buf <= 0; spi_cs_data_buf <= 0; spi_cs_cmd_buf <= 0; spi_sdi_buf <= 0; ...
23、eg 3:0 kcnt;regkdone;regkb_ld;if(!rst)kcnt <= #1 4'ha;elseif(kld)kcnt <= #1 4'ha;elseif(kb_ld)kcnt <= #1 kcnt - 4'h1;always (posedge clk)always (posedge clk) if(!rst) kb_ld <= #1 1'b0; elseif(kld) kb_ld <= #1 1'b1; elseif(kcnt=4'h0) kb_ld <= #1...
039 040always@(posedgeCLOCK_50) 041if(~timer2_enable) 042timer2_cnt <= 0; 043elseif(~timer2_done) 044timer2_cnt <= timer2_cnt +1'b1; 045 046assigntimer2_done = (timer2_cnt == TIMER2_VAL - 1); 047//--- 048// 定时器2 结束 049//--- 050 051 052//+++...
#5r=1’b0; join 3、画出下面程序综合出来的电路图。(7分) always@(posedgeclk) begin q0<=~q2; q1<=q0; q2<=q1; end 4、HA模块程序如下,写出引用HA模块描述FA模块的Verilog程序。(7分) moduleHA(A,B,S,C); inputA,B; outputS,C; assign{C,S}=A+B; endmodule moduleFA(A,B,Ci,Co,S)...
if(kcnt==4'h0)kb_ld <= #1 1'b0; always @(posedge clk)kdone <= #1 (kcnt==4'h0) & !kld; always @(posedge clk)if(kb_ld) kb[kcnt] <= #1 inv_mix_col(w3, w2, w1, w0); always @(posedge clk){w_k3,w_k2,w_k1,w_k0} <= #1 kb[dcnt]; always @(posedge clk) {wk3...
051coe_e <=1'b0; 052coe_rw <=1'b0; 053coe_rs <=1'b0; 054coe_data_o <=8'b0; 055end 056elseif(avs_chipselect & avs_write) 057begin 058case(avs_address) 0590: coe_e <= avs_writedata[0]; 0601: coe_rw <= avs_writedata[0]; ...