在C51上显示四个数码管程序，简单易懂，试用过

at24c02读写函数。全部以打包完毕，使用时只需调用相应函数即可-at24c02 read and write functions. All finished in packages, use the function can simply call the corresponding

c8051f020的I2C程序，已经通过调试-c8051f020 the I2C procedures have been adopted to debug

STM32 开发板例子:外部中断. 开发环境:Keil For ARM-STM32 development board example: external interrupt. Development Environment: Keil For ARM

lcd 液晶屏驱动-LCD screen driver

SD卡资料大全，在网上找了好久的，供大家开发SD卡查询。-SD card Sourcebook, the Internet looking for a long time, and for all to develop SD card queries.

ip2022 再线烧写软件 可以在线读写程序-ip2022 line again burning software can read and write online procedure

c51语言入门教程.适合于初学者使用,通俗易懂-C51 Language Tutorial. suitable for beginners to use, easy to understand

mp3播放器的c51程序-mp3 player"s decoder procedures

根据公版自己做的usbasp板，添加了usbcdc。-According to the public version of their own to do usbasp board, added usbcdc.

凌阳单片机解码SAA3010T（通用无线遥控） sunplus IDE(集成开发环境）-Sunplus Single-chip decoder SAA3010T (Universal Wireless Remote Control) sunplus IDE (Integrated Development Environment)