实现stc单片机，两个单片机之间的SPI通讯。单主单从

周立功试验板DP51+程序-weeks meritorious test procedures plate DP51

门禁系统 interated with LCD-Access Control System interated with LCD

DES算法的ST7单片机实现程序-DES algorithm ST7 MCU procedure

at89s52对9313的测试程序，经过验证，能正常使用-at89s52 test procedures for 9313, after verification, to normal use

调试成功的1602驱动程序，程序比较简单易懂！-The success of the 1602 debugger driver, the program is relatively simple to understand!

EEPROM 24c04其根本是，先往24C02中写数据，然后，读出数据，在数码管中显示，这样直观明了，详细说明，请看程序中注解-EEPROM 24c04 其根本是，先往24C02中写数据，然后，读出数据，在数码管中显示，这样直观明了，详细说明，请看程序中注解

1.2v镍氢电池智能充电器，内含C源代码，原理图以及PCB文档，采用△V方法检测电压变化。-1.2V Ni-MH battery smart charger, includes C source code, schematic and PCB documents, the use of △ V voltage change method.

用Ｃ编写的５１单片机小工具，对于开发的人员来说帮助不小-51 prepared with C Singlechip small tools, for the development of personnel for help is not a small

C8051F04x单片机可变周期PWM脉宽调制。-C8051F04x Singlechip variable pulse width modulation PWM cycle.

这是一个智能小车的原理图，里面包括红外传感器的收发，液晶显示模块，方波产生模块，单片机控制模块等．-This is a smart diagram of the car, including infrared sensors inside the transceiver, LCD modules, square wave generated modules, SCM control module.