单片机计数器程序。

本文档收录了NE555的具体的内部电路图及555的具体的应用方式,对想了解555的初学者有很大的帮助.-This document contains the specific NE555 internal circuit 555 and the specific application, right would like to know 555 beginners a great help.

基于msp430的DDS芯片ad9851的源码,-MSP430 Based on the DDS chip AD9851 source,

我上传的一些单片机的资料，数字钟的实验程序，希望对大家有帮助-I uploaded some Singlechip information, digital clock Experimental procedures, we hope to help

在单片机上实现OBD协议的调制和解调,应用于车载OBD检测设备.-In SCM to achieve agreement OBD modulation and demodulation, used car OBD testing equipment.

单片机和电脑串口通讯，这个是电脑向单片机发送数据。-Single-chip and computer serial communications, this is a single-chip computer to send data.

RS485通信的深层细节，逐步深入分解讲解。-RS485 communication

单片机对AT24C08芯片的读写程序，用c语言编写的，经过电脑检验的。-AT24C08 single-chip microcomputer to read and write procedures chips.

单片机的设计程序，我认为很好的，希望大家喜欢-MCU design process, I think that"s good, hope you like them! !

AD0809 在51 单片机中的应用.pdf-AD0809 in 51 MCU. Pdf

4*4矩阵键盘（查表法） （C51环境）-4* 4 matrix keyboard (look-up table) (C51 environment)