PID，C51实现

rc500 c语言库函数，对RC500的开发提供了捷径-rc500 c language library functions, the development of RC500 provides a shortcut

利用pic单片机的定时计数器测量汽车轮速，并利用串口将数据发送出去。-Using pic microcontroller timing counter measure vehicle wheel speed, and the use of serial data sent.

本文详细介绍了4×4矩阵式键盘识别技术，内含详细的电路图和C51源代码。-This paper describes a 4 × 4 matrix keyboard recognition technology, and contains detailed schematics and source code C51.

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.

PIC单片机C语言学习－教程-PIC C language learning-Guide

51单片机与12864LCD接口C源程序代码-51 Microcontroller Interface C source code with the 12864LCD

公交车IC卡电路图程序 希望能帮助大家-Bus IC card circuit procedures

利用程序中的函数，来读取时钟芯片的秒、分、时、日、月、年、世纪，亦能对其设置时间日期。-procedures for the use of function, to read clock chip seconds, hours, days, months, years, centuries, but also the date of its set-up time.

包括了基于网络芯片8019的单片机源程序和pc端的网络程序（VC++6.0），上述程序均被调试通过，可以直接使用-Including Web-based 8019 microcontroller chip and pc source network client program (VC++6.0), the above testing procedures were adopted, you can directly use

在ARM7上调试通过的金鹏串行12864程序，内含ARM自带的实时时钟RTC，可直接在12864显示-In the ARM7 debug serial 12864 Jinpeng adopted procedures, including ARM s own real-time clock RTC, can be displayed directly on 12864