这是一个AT89C51单片机实验开发板向PC机的串口单向发送数据AF的演示程序-This is a AT89C51 experimental development board to the PC serial port to send one-way data AF Speech showing procedures
使用AT89C52驱动LED点阵,包涵源程序及PROTUES制作的原理图,内容完整-AT89C52-driven use of LED dot matrix, includes source code and schematics PROTUES production, content integrity
一个好用的整数分频电路 保证你喜欢 能够实现对任意整数的分频电路设计-a handy integer frequency divider circuit assures you like to be able to achieve arbitrary integer frequency circuit design