经典的键盘扫描程序 摒弃了细节直接可作为函数用。

Keil　C的调试经验-Keil C debugging experience

用AVR单片机实现串口通讯功能-with AVR MCU serial communications functions

本文详细介绍了4×4矩阵式键盘识别技术，内含详细的电路图和C51源代码。-This paper describes a 4 × 4 matrix keyboard recognition technology, and contains detailed schematics and source code C51.

51单片机浮点子程序库(中),直接嵌入,方便使用.-51 single-chip floating-point subroutine library (middle), directly embedded, user-friendly.

atmage8中的I2C口读写程序，希望对大家有用！-I atmage8 of I2C reading and writing process, I hope useful for all of us!

51单片接在LCD1602汉字显示的c语言写的驱动程序。-51 single-chip access in the LCD1602 display Chinese characters written in c language driver.

用C51实现MCS51系列单片机外接ROM扩充--Using C51, it implements external ROM expansion for MCS51 series SCM.

赛普拉斯CY68300开发板的详细资料及原理图、源程序-plate ware development CY68300 detailed information and drawings, source code

基于KeilC51软件的电子钟设计与制作,论文中有详细的源程序以及对keil的调试介绍。-Based on the electronic bell KeilC51 software design and production, the paper has a detailed source code as well as the introduction keil debugger.

在c8051f020上实现的crc校验程序，绝对原创-C8051f020 achieved in the crc check procedures absolute originality