灭火控制盘（XMP4

16*16的点阵显示，包含论文电路和程序-16* 16 dot matrix display, contains papers circuits and procedures

简易电子钟的设计 源程序-simple electronic clock design source

串行E2PROM存储器驱动程序，包括I2C接口和SPI接口。-serial E2PROM-driven procedures, including I2C interface and SPI interface.

基于51系列单片机的与PC通信(RS232)的应用 正在学习单片机,编来-based on the 51 series microcontroller and PC communications (RS232) is currently studying the application microcontroller series to try

TC35GSM模块操作C51子程序，项目用的，少加修改就可以应用于开发和学习！-C51 subprogram module TC35GSM operation, the project used, less can be used without modification on the development and learning!

基于51单片机的串行口控制，ADC0809的AD采集及处理，实时时钟DS1302的运用-Based on 51 single-chip microcomputer to control the serial port, ADC0809 the AD acquisition and processing, the use of Real-Time Clock DS1302

一个数据库引擎,可以创建和读写DBF格式的数据库文件-A database engine, you can create and read and write DBF database file format

学习51的要关注哦,是STC的烧录软件,方便51单片机学习,通过串口就可一烧写程序,减少开发费用,-learning the concern Oh, STC is the replication software for 51 MCU study, through a serial port can be burning, reduce development costs,

1） 以单片机为核心部件组成一个音乐播放器。 2） 利用单片机的定时器产生乐谱的各种频率方波，信号经过放大后由喇叭发出声音。 3） 自行定义按键盘，每按一键，可选择一首歌曲进行演奏，某段音乐令单片机连续播放，演奏可通过按键来中断。 4） 在LCD上显示演奏歌曲的名称。 -1) the composition of the core components of SCM as a music player. 2) the use of MCU timer generated scores of the various frequency square wave signal through the amplified sound from the speakers. 3) self-defined keyboard, every click of a button, select a song to play, a certain period of continuous playback of music in SCM, playing by pressing a button to interrupt. 4) In the LCD displays the name of the song playing.

MSP430单片机上的CH452键盘扫描程序-MSP430 the CH452 keyboard Scan