Hexadecimal to 7 segments

用Verilog语言实现QPSK调制，QPSK是一种数字调制方式。它分为绝对相移和相对相移两种。 (Verilog language using QPSK modulation, QPSK is a digital modulation. It is divided into absolute and relative phase shift of the phase shift of two.)

MX25L6445E开发时间，Verilog语言(MX25L6445E development time, Verilog language)

用Verilog HDL语言编写的AT24C04程序，并用数码管显示，已经过测试，很好用-With the Verilog HDL language of the AT24C04 procedures and use digital tube display, has been tested, very good to use--

8对于输入密码锁的键，假设重置后七个灯显示" 0"，并且使用sw1、sw2、sw3 3，只需按任意sw1、sw2、sw3，将使七个灯显示值相加" 1

simple code based on verilog shifter , cla ,clg

本文件给出了基于VHDL语言的VGA图像显示程序及其工程问件。(This document is presented based on VHDL language VGA image display program and the project asked the pieces.)

Frequency meter Verilog implementation for Xilinx XC2C256. MT10T7 7-seg LCD used for output.

8 bit cpu vhdl design code not tested

实现4种常见波形正弦、三角、锯齿、方波（A、B）的频率、幅度可控输出（方波 --A的占空比也是可控的），可以存储任意波形特征数据并能重现该波形，还可完成 --各种波形的线形叠加输出。 (Achieve the four kinds of common sine wave, triangle, sawtooth, square wave (A, B) the frequency and amplitude controlled output (square wave- A duty cycle is controlled), can store arbitrary waveform feature data and can to reproduce the waveform, it can perform- all kinds of linear superposition of the output waveform.)

FPGA，用VHDL语言产生可调的PWM波(FPGA, VHDL language adjustable PWM wave)