moduletb;intarray[9] = '{4,7,2,5,7,1,6,3,1};intres[$];initialbeginred = array.find(x)with(x >3);$display("find(x) : %p", res); res = array.find_indexwith(item ==4)$display("find_index : res[%0d] = 4", res[0]); res = array.find_firstwith(item <5& item >...
(逻辑取反)二者的区别在于逻辑取反的结果时钟只有一位,而逐位取反结果的位宽和输入信号位宽相同,在每一个位上逐位(bitwise)取反。 module top_module( input logic [2:0] a, input logic [2:0] b, output logic [2:0] out_or_bitwise, output logic out_or_logical, output logic [5:0] out_not...
outputlogic[2:0]out_or_bitwise, outputlogicout_or_logical, outputlogic[5:0]out_not ); assignout_or_bitwise=a|b; assignout_or_logical=a||b; assignout_not={~b,~a}; endmodule 点击Submit,等待一会就能看到下图结果: 注意图中的Ref是参考波形,Yours是你的代码生成的波形,网站会对比这两个波形,一...
// Verilog SPI 发送(可综合)reg[4:0] cnt =0;reg[7:0] rdata =0;assignrdy = (cnt==0) ?1:0;always@ (posedgeclkornegedgerstn)if(!rstn)begin{ss, sck, mosi} <=3’b111;endelsebeginif(cnt==0)beginif(en)beginrdata <= data; cnt <=1;endendelseif(cnt==1)beginss <=1’b0;/...
FPGAOverview Aug9,2001 FPGASystemDesignwithVerilog 4 WhatisanFPGA?FieldProgrammableGateArrayBlankslateforyourdigitalhardwaresystem Aug9,2001 FPGASystemDesignwithVerilog 5 FPGAinContext Microprocessor/microcontrollerExecutesaprogramFixedhardwareandinterconnectionsFull-customICDesignatthetransistor...
FPGAOverview Aug9,2001 FPGASystemDesignwithVerilog 4 WhatisanFPGA?FieldProgrammableGateArrayBlankslateforyourdigitalhardwaresystem Aug9,2001 FPGASystemDesignwithVerilog 5 FPGAinContext Microprocessor/microcontrollerExecutesaprogramFixedhardwareandinterconnections Full-customICDesignatthe...