用AT89S51单片机制作的一个带通讯的数字电压表，内含电路原理图及汇编源程序代码，以及数张图片，还有论文和设计感想。倾力奉送！...

此程序是用CYPRESS单片机编写，功能是将电压信号转换为PWM信号-This procedure is used to prepare Singlechip CYPRESS, function is the voltage signal is converted to PWM signal

利用MODEM实现单片机与PC通信-use MODEM SCM and PC communication

x25045的编程应用（51汇编格式），它具有512字节的EPROM，看门狗，复位信号等，是MCU不错的外围芯片 -x25045 application programming (51 Series format), which has 512 bytes of EPROM, the watchdog, the reset signal is a good external MCU chip

基于MSP430单片机的，GPRS源代码，已经调试成功。-MSP430 MCU-based, GPRS source code, debugging has been successful.

该原代码应用在cpu(st89le516AD+)上,控制GPRS模块sim100,通过检测系统状态(通电状态,运行状态,AD采样值),通过GPRS模块的短信功能,实现无线报警.-the original source applications in cpu (st89le516AD), GPRS module sim100 control through detection system state (state electricity, running AD values), GPRS module messaging functions, wireless alarm.

ATMEL单片机可用的文件系统源代码，支持FAT16/FAT32格式。-ATMEL SCM available file system source code, support FAT16/FAT32 format.

一个执行效率不错的键盘扫描程序。附有Proteus仿真，按键的键值通过ＬＥＤ显示-A good efficiency in the implementation of the keyboard scanner. With Proteus simulation, the key button LED display through

单片机c语言编程的红外线接收程序，为学习单片机和嵌入式开发的同学提供帮助-SCM c language programming procedures for the infrared receiver

单片机延时计算小程序-SCM small delay calculation procedures

直流电机反转控制程序,使用L298N,C语言编写-DC motor control program