input din; output reg dout; always@(posedge clk or negedge rst_n) begin if(!rst_n) dout<=1'b0; else dout<=din; end endmodule 2. DFF with Async reset module dff1(clk,rst_n,din,dout) input clk; input rst_n; input din; output dout; reg dout; always@(posedge clk or negedge rs...
看别人的吧:Verilog code for D flip-flop - All modeling styles (technobyte.org)Verilog: T flip flop using dataflow model - Stack Overflow 我倾向于认为Verilog的<=没那么强; 它可以偷偷地把 q <= ~((enable & reset) | q_); 换成if嘛。 1. 叫modeling style不叫coding style. 2. if (!con...
Verilog program for T Flipflop Verilog program for JK Flipflop Verilog program for Equality Comparator Verilog program for 8bit Up down counter Verilog program for 8bit Shift Register (SIPO,PISO,PIPO) Verilog program for Random Access Memory(RAM) ...
通过将 RS 触发器的输入 和 绑定为互补值,可以构建一个只有一个输入的 触发器。 要设置为 '1',只需在输入上放置 '1';要设置为 '0',只需在输入上放置 '0'。 0x03 JK Flip-Flop(JK 触发器) JK 触发器是一种在 RS 触发器中不被允许的输入 被允许的触发器。 当两个输入都处于高电平状态时,JK 触...
触发器:flipflop 锁存器:latch 寄存器:register 锁存器是电平触发的存储单元,数据存储的动作取决于输入时钟(或者使能)信号的电平值,仅当锁存器处于使能状态时输出才会随着数据输入发生变化。 触发器是边沿敏感的存储单元,数据存储的动作由某一信号的上升或者下降沿进行同步的。
Verilog program for T Flipflop Verilog program for JK Flipflop Verilog program for Equality Comparator Verilog program for 8bit Up down counter Verilog program for 8bit Shift Register (SIPO,PISO,PIPO) Verilog program for Random Access Memory(RAM) ...
原文链接:verilog实现双边沿触发器Dual-edge triggered flip-flop 最近在做HDLBits,做到双边沿触发器,觉得还挺有意思的,记录一下。 verilog不支持同时触发上边沿和下边沿,因为FPGA中只有单边沿触发器,没有双边沿触发器这种器件。 所以,posedge clk or negedge clk是无法综合的。 always @(posedge clk, negedge clk)...
EDN Magazine — 05.12.94 Verilog program models metastable flip-flop (figure)EDN Staff
endprimitive//Example 5.7. A JK Flip Flop Example. primitive jkEdgeFF (q, clock, j, k, preset, clear); output q; reg q; input clock, j, k, preset, clear;table //clock jk pc state output // preset logic 01 : ? : 1; *1 : 1 : 1;// clear logic ...
You could download file flip_flop.vhere Verilog Coding Style If you look at the code above, you will see that I have imposed a coding style that looks cool. Every company has got its own coding guidelines and tools like linters to check for this coding guidelines. Below is a small list...