89c51的lcd液晶显示代码 ，汉字的显示，仿真通过。

9052开发-9052 Development

正弦信号发生器DDS AD9850 正弦信号发生器ad9850实际键盘（经典）-Sinusoidal signal generator signal generator sine DDS AD9850 actual keyboard AD9850 (classic)

时钟芯片DS1302的设置、读取和测试程序-DS1302 clock chip settings, read and test procedures

AVR单片机实现AD采集PWM播放声音功能-AVR MCU AD Acquisition PWM voice broadcast functions

RS485通信程序，主机和从机都有了，现成的东西可以直接应用在你的开发中，PC程序用VB编写，485多机通讯是ASM的。-RS485 communication procedures, and from the host machine has a ready-made things can be directly used in your development, the PC using VB preparation procedures, more than 485 machine communication is the ASM.

我自己写的一个tcp/ip的代码，很短，用的是vc来做模拟调试的，具体的运行是要在mcs51单片机上的，只有一个端口。具体请大家看程序吧！-I wrote it myself a tcp/ip code, in a very short, it was vc do simulation testing, the specific operation is to mcs51 MCU, only one port. Please refer to specific procedures!

学习型红外遥控开关( C51语言源程序)-learning infrared remote control switch (C51 source)

我自己编的一个一位数码管减计数的学习程序，在pic16f73已经验证了。-myself a part of a digital control by counting the learning process, as demonstrated in the pic16f73.

CPU卡读写，符合7816标准。经测试完全可以使用。-CPU card reader, in line with the 7816 standards. Been tested and can be used.

4位LED共阳数码动态显示的C51源程序.rar-a total of four LED digital yang dynamic display of the C51 source. Rar