为了便于信号发射，提高信道利用率、发射功率效率以及改善通信质量，人们研制出各种通信信号的调制样式。尽管调制样式多种多样，但实质上调制不外乎用调制信号去控制载波的...

verilog实现的数字跑表 精确到10ms-verilog digital stopwatch to achieve accurate to 10ms

RTL8369开发资料，包括手册，图纸，Layout说明等等(RTL8369 development information, including manuals, drawings, Layout Guide.)

Mano s cpu for Man s instructions

使用nios2点亮一个led灯，使用软件quartus13.0，开发板de2-115(nios2 led quartus13.0 de2-115)

简单的单周期CPU设计，实现的指令有：算术运算指令、逻辑运算指令、移位指令、比较指令、存储器读/写指令、分支指令、跳转指令、停机指令。(Simple single-cycle CPU design,The instructions implemented are as follows:Arithmetic operation instruction, logical operation instruction, shift instruction, comparison instruction, memory read/write instruction, branch instruction, jump instruction, stop instruction.)

用vhdl实现脉冲宽度可控的一简单程序 仿真环境MAXPLUS--use VHDL to achieve controllable pulse width of a simple process simulation environment Segments-

DDS信号源设计，有正弦波，方波，三角波，AM波，FM波，还有PSK,FSK,16QAM等多种信号产生。(DDS signal source design, there are sine, square wave, triangle wave, AM wave, FM wave, as well as PSK, FSK, 16QAM and other signal generation.)

Verilog数字系统设计教程【夏宇闻】原书第十章：IIC总线接口模块设计代码包-verilog program for iic bus design. the pakege includes iic protocl master program and behavel slavle program, even includes testbench and data bat files.

FSK编码器和译码器,有需要的朋友可以看看！(FSK encoder and decoder, there is a need friends can see!)

logic lock 的vhdl源码，altera平台适用。-logic lock the VHDL source code, altera platform.