BigDataProcessinginHadoopMapReduce

用keil编写的c文件，用来测试使用pcf7586的黑白液晶显示模组。(C file with keil prepared to test pcf7586 black and white liquid crystal display module.)

说明：  使用51单片机控制某芯片，实现AD数模转换的功能。(A chip is controlled by 51 single chip computer to realize the function of AD digital-to-analog conversion.)

基于51单片机，核心模块mt8880实现的无线电话应急系统，插上电话线，实现报警功能（向手机拨打电话）(Based on 51 MCU the core module mt8880 achieve wireless telephone emergency system, plug in the phone line, alarm function (the phone call))

本文件是基于51单片机的电子门铃设计程序，并且附带有proteus的仿真文件，可帮助单片机爱好者更好地学习哦！(This document is based on 51 single-chip electronic doorbell design procedure, and with proteus simulation files, can help single-chip computer enthusiasts learn better!)

说明：  基于PCF8591的51单片机温度监测系统，串行AD转换，程序已验证可行，显示准确，含proteus仿真文件(Based on PCF8591 51 single chip temperature monitoring system, serial AD conversion, the program has been verified feasible, accurate display, including proteus simulation file.)

基于IAR开发环境，野火FTM 配置文件，包含C和H文件(Based on the IAR development environment, wildfire FTM configuration file, including C and H files)

基于STM32单片机的ECG心电滤波算法(filter for ecg)

基于STM32单片机的oled显示屏显示驱动代码(OLED display driver code based on STM32 microcontroller)

这是ATmega128开发板的原理图和PCB文件，没有问题，用Protel 99直接就可以打开，已经打样测试过，很有参考价值。(This is the ATmega128 development board schematic and PCB files, no problem, using Protel 99 directly on the can open, have been tested proofing, great reference value.)

三角波线性调频差拍法 测距测速仿真 三角波线性调频差拍法 测距测速仿真(Triangle wave chirp beat Distance Measuring speed simulation)