51单片机矩阵键盘的设计与调试，建议使用52单片机。

本文介绍了液晶显示模块LCM12832ZK与飞利浦80C552单片机的接口应用-This paper introduces the liquid crystal display module LCM12832ZK with Philips 80C552 MCU Application

c8052的I2C子程序,比较实用可靠,我们使用的是C8051F020-c8052 I2C subroutine, more practical and reliable, we are using the C8051F020

mega8pwm的仿真代码，摸索半天，仿真成功，特提供给入门新手，避免我经历过的痛苦，-mega8pwm simulation code, a half-day exploration, simulation success Tethyan supply portal novice I avoid the suffering experienced, Oh

KEIL51的一元二次方程的程序-KEIL51 a square procedure

基于51系列单片机的串口通信测试程序，希望对大家有帮助-Based on 51 Series Single-chip serial communications test program, and they hope to have everyone help

LPC915的I2C模块配置为从机时的接口程序 可直接添加到工程里使用-LPC915 I2C module configuration from the plane at the interface can be directly added to the used in the project

MCS-51单片机实用子程序库,对十进制浮点数和二进制浮点数的相互转换子程序进行了彻底改写，提高了运算精度和可靠性-MCS-51 single-chip utility subroutine library for floating point and binary floating-point decimal mutual conversion subroutine carried out a thorough rewrite, improve the computing accuracy and reliability

基于mc68hc908qy4芯片实现超声波排障,当检测到障碍物时点亮发光二极管.-Mc68hc908qy4 chip based on the ultrasonic emission barrier, when the detected obstacle when the light emitting diodes.

这是arm92440的脉宽调制（pwm） 适合初学者使用-Arm92440 This is the pulse width modulation (pwm) Suitable for beginners to use

cs8900A的详细资料，详细介绍了开发CS8900A的流程，很具有指导意义-CS8900A detailed information on the development of a detailed introduction of the CS8900A flow, it is instructive