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超声波测距，测量精度为1cm，可以使机器人安全避障。(Ultrasonic distance measurement accuracy of 1cm, can make the robot obstacle avoidance safety.)

只能小车寻线与避障加寻光51单片机代码，就是全国电子设计竞赛1999年的E题啦。(Only the car line code 51 single-chip microcomputer and obstacle avoidance for light)

MSP430 单片机实现远程升级,解决jatag程序更新问题。(MSP430 serial remote upgrade program,Solve the problem of jatag program update.)

The progress of the color gradient(The progress of The color gradient)

液晶1602单片机驱动程序代码，适合stc89c52rc,at89s52.(The driver code of 1602 display,for mcu stc89c52rc,at89s52.)

接入周立功公司CAN分析仪通用上位机例子(Access ZLG universal PC CAN analyzer examples)

本文介绍一种利用单片机本身所提供的串行通讯口，采用自定义串行通信协议，加上总线驱动器如MAX481、MAX483、MAX485、MAX487等组合成简单的RS－485通讯网络，完成单片机间的多机通讯。(This article describes a serial communication port provided by the microcontroller itself, the custom serial communication protocols, coupled with the bus driver, such as the MAX481, MAX483, MAX485, MAX487, combined into a simple RS-485 communication network, complete single-chip between themulti-machine communication. )

水泵振动数据采集，分为通道设置、模数转换、三路传感器信号采集(Pump vibration data acquisition, channel settings, analog to digital conversion, three-way sensor signal acquisition)

linux系统与单片机通过ymodem协议传送文件(linux system send a file to mcu form serial.)

具備fat格式 讀取sd card內的圖片顯示在tft螢幕上 (lpc17xx系列)(HAVE FILE SYSTEM AND CAN READ PICTURE IN SD CARD THEN DISPLAY ON TFT(LPC17XX ))