FPGA的发展

FPGA implementation of simple Multi-tone Electronic Keyboard using DE2-115 board with a PS/2 keyboard and speaker

非常优秀的国外VHDL设计教程，可进行MODELSIM模拟等操作-Excellent foreign VHDL design tutorial, it can conduct operations such as ModelSim Simulation

Quartus中实现的DDS 使用的是altera提供的IP core-DDS achieved Quartus using IP core provided by altera

uart接收模块 // 波特率：9600 // 数据位：8 // 停止位：1 // 校验位：0(UART receive module Baud rate: 9600 / / / data: 8 / / stop: 1 / / check digit: 0)

mdio配置BCM5461，实现PHY初始化及通信相关寄存器的配置(mdio configure PHY)

说明：  QPSK的解调程序，采用Verilog编写而成(QPSK demodulation program, written by Verilog)

这是一个数字逻辑课程的电子表的实现，利用VHDL语言实现，初学者可以完全掌握，很有帮助。(This is the realization of the electronic timepiece a digital logic course, the use of VHDL language, beginners can fully grasp and helpful.)

VHDL教学的经典之作，大家学习必看的书籍。-VHDL teaching classic, must-see U.S. study books.

IT8051，增强版的T51，兼容DW8051核的多数端口，IO需要扩展后使用