axi stream协议的具体内容可参见从零学习AXI4总线(二):AXI4-Stream 介绍和AXI4-Stream协议总结 以下是一个简单的HDL示例,完成的功能是master向slave写入512个数据(1,2,3,…,511,512) 主机代码:
`timescale 1ns / 1ps
//
// Company:
// Engineer:
//
// Create Date: 2021/06/13 20:42:20
// Design Name:
// Module Name: axis_master
// Project Name:
// Target Devices:
// Tool Versions:
// Description:
//
// Dependencies:
//
// Revision:
// Revision 0.01 - File Created
// Additional Comments:
//
//
module axis_master(
input logic ACLK,
input logic ARESETn,
input logic start,
input logic TREADY,
output logic done,
output logic TVALID,
output logic [31:0] TDATA,
output logic [3:0] TSTRB,
output logic [3:0] TKEEP,
output logic TLAST,
output logic TID,
output logic TDEST,
output logic TUSER //TID,TDEST,TUSER用于多机通信
);
parameter N=512;
logic [31:0] tx_buffer [0:N-1]; //待传输的值
logic [31:0] tx_cnt;
//初始化tx_buffer
always_ff@(posedge ACLK,negedge ARESETn)
if(~ARESETn)
begin
for(int i=0;i
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