很好的用io口模拟串口的程序，内带仿真文件，可随意修改，已经在产品中应用，可放心使用。...

本文给出了一种以80C31为主控CPU的固定电话短信息终端的设计，从系统软硬件两个方面说明了固定电话短信息终端的设计方法和各个部分的工作原理 -This paper proposes a 80C31 CPU for controlling the fixed telephone short message terminal design, system software and hardware from the two showed that the fixed telephone short message terminal design methods and various parts of the work principle

51单片机基础训练项目之会唱歌的单片机。本例使用普通有源蜂鸣器，通过控制单片机输出频率来达到“唱歌”的目的。着重训练初学者对IO管脚的认识。-51 MCU-based training program in the microcontroller will be singing. In this case the use of ordinary active buzzer, by controlling the microcontroller output frequency to achieve the " singing" objective. Focus on training for beginners to the IO pin awareness.

MS12864-R的串行驱动，包括了反白显示，画图部分命令-MS12864-R serial driver, including anti-white display, drawing some of the command

这是一个单片机仿真软件,能仿真各种单片机,对开发单片机有帮助.-This is a single-chip simulation software, simulation can be a variety of single-chip, has helped to develop single-chip microcomputer.

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

用单片机产生Pwm来控制电机的硬件和软件设计，欢迎下载！-MCU Pwm to produce motor control hardware and software design, welcome to download!

主要是对显示屏进行连接操作,屏幕大小为128:64,可以发送图片汉字到显示屏-Primarily to connect the operation display screen size of 128:64, you can send pictures of Chinese characters to display

MSP430驱动ads1110源程序用c写的供望星空dx参考.rar-C programe source code of MSP430 driving ads1110

基于MEGA8的电子钟源代码，有时分秒日月年而且还加入了润年的算法-based Zhong Yuan MEGA8 electronic code, the moon and sometimes accurate, but also joined the algorithm Runnian

51单片机控制的红外遥控的接收部分的程序，可实现解调、解码和现实的功能，很实用！-51 MCU controlled by infrared remote control receiver part of the process, can be realized demodulation, decoding and realistic features, very practical!