maxim Chinese companies DS1302ZN information sounds very good

平凡51单片机教程，写得不错，适合初学者-Extraordinary 51 Singlechip Guide, written well, suitable for beginners

4*4键盘程序，来自msp430系列单片机-4* 4 keyboard procedures, from MCU Controller Series

基于C51的MP3原理图。同学做了很久的。内有电路图。仅供参考。做得很烂。多多包涵。-based on the C51 MP3 schematics. Students do for a long time. Within circuit. For reference purposes only. Do poor-quality. Bear with me.

利用单片机设计的音乐播放器，在PROTEUS仿真环境下运行-microprocessor designed music player, in PROTEUS simulation environment running

这是arm92440的脉宽调制（pwm） 适合初学者使用-Arm92440 This is the pulse width modulation (pwm) Suitable for beginners to use

单片机通信源程序,为串口的发送和接收程序.-Single-chip communication source for the serial port of the sending and receiving procedures.

《单片机C语言编程与实例》的代码,使用keil编程环境,供大家参考- Microcontroller C programming language and examples of code, using keil programming environment, for your reference

一个基于STC89LE516单片机测温程序,-STC89LE516 based on single-chip temperature measurement procedures,

采用Proteus的双步进电机 模拟仿真。-Proteus uses a dual stepper motor simulation.

ARM LPC21XX proteus测试,测试已经完好,可以直接使用.谢谢!-ARM LPC21XX proteus tests have been intact, can be used directly. Thank you!