crc 51 单片机计算程序，保证51利用串口通讯的可靠传输

环境：keil c51 i2c调度工具-environment : Keil decoder i2c scheduling tools

交流采样的滤波资料和一些参考程序，对于做测控系统的有一定的参考意义-AC sampling filter information and some reference procedures for monitoring and control systems do have some reference value

单片机通过Modbus协议与HMI通信.rar-microcontroller through an agreement with HMI Modbus communications. Rar

西门子无线手机模块AT COMMAND 用于无线数传（C51MCU）-Siemens wireless phones COMMAND AT module for wireless data-transmission (C51MCU)

四位LED数码显示驱动管动态扫描驱动单片机源程序-four LED digital display driver Dynamic scanning driver single-chip microcomputer

一个已经作成过成品的MON51的电路原理及PCB 图。-make an already finished off the MON51 Principle and the PCB circuit map.

利用52单片机通过8254定时器实现控制电机的PWM调速程序，可实现开始，停止，加速，减速。-8254 through the use of 52 single-chip motor control timer PWM speed control process, can realize the start, stop, acceleration, deceleration.

ads7843触摸屏接口的一种应用设计-ads7843 touch-screen interface design of an application

基于s3c44b0的芯片实现触屏的彩色显示。-The chip-based s3c44b0 touch-screen color display.

基于2262的发射模块的驱动程序，使用51单片机。工作效果良好。没有不良反应-Based on the 2262 launch of the driver module, the use of single-chip microcomputer 51. Work well. No adverse reactions