这是一个101和103键盘扫描程序...非常有用..具体的细节我已调好....

一个很好的单片机学习工具-a good learning tool MCU

PWM 控制电机文档及源代码-PWM motor control documentation and source code

PCF8563 的驱动程序，用两个普通的IO口模拟I2C总线，包括100KHZ（T=10US）的标准模式选择和400KHZ的快速模式选择，默认11.0592MHZ的晶振-PCF8563 of the driver, with two ordinary analog IO I2C bus, including the extremely low distortion (T = 10US), the standard model selection and 400KHZ fast mode selection, the crystal default 11.0592MHZ

85c51的t6963字符写入方式驱动程序，汇编语言 作者：周长盛-85c51 characters writing drivers, assembly language Author : Zhou Changsheng

基于51最小系统的LCD显示程序,包括电路图,源程序-51 based on the smallest system LCD display program, including schematics, source code

Keil Cx51 V7.0 单片机高级语言编程与uVision 2 应用实践电子书-Keil Cx51 V7.0 Single-chip high-level language programming and the application of the practice of e-books uVision 2

此程序为调试通过的程序，带有I2C总线功能的程序.-this procedure through the debugging process, with I2C bus function procedures.

2051的时钟程序问题2051clk-2051 clock procedure 2051clk

C51常用字程序，单片及开发中的常用程序，缩小巧但很实用，而且包括的面很广，有很强的借鉴价值！-C51 characters commonly used procedures, and development of a single common procedures, and narrow the cleverest but very useful, but also the broad-based and has a strong reference value!

固态继电器G3CN的中文资料。包括性能指标-Solid State Relays G3CN the Chinese data. Including performance indicators