很有用的一些从用代码 有keil编译实现的 可以

基于16f877的单片机人数统计系统源码，可统计进出门的人数，用数码管显示-16f877 microcontroller based on the number of source statistical system can go out into the number of statistics, with digital display

用于GPRS远程电力抄表系统中采集器端的程序，编译运行环境为Keil C-for GPRS Remote Meter System Acquisition end of the program, compile operating environment for the Keil C

C8051F系列CPU，解决128K程序调试例程，用C语言编写。-C8051F series CPU, resolve 128K program debugging routines, using C language.

自己写的测试串口的小工具，巨好用！他可以完成十六进制和字符同时显示-himself wrote the serial testing of small tools, giant handy! He can be completed hexadecimal characters and shows

包含无线收发模块 NREF905的所有功能库函数 本库函数与外部函数接口简单易用且代码规范简洁-Wireless transceiver module includes all the features NREF905 library function of the library function and the external function interface is simple and concise code norms

摩托罗拉单片机的串行通信查询方式的原代码-Motorola MCU serial communication inquiry of the original code

一种基于单片机系统的多级菜单模块化编程．方便了菜单的加载与卸载,软件结构清晰,维护方便-SCM systems based on multi-level menus modular programming. To facilitate the loading and unloading of the menu, software, clear structure and easy maintenance

使用国产CH341A芯片实现USB转串口，完全兼容AVR JTAGICE，可以自动升级。 支持芯片: ATmega16(L), ATmega162(L), ATmega169(L or V), ATmega32(L), ATmega323(L), ATmega64(L), ATmega128(L). 原理图还附加了RS232接口，可以方便用户自主选择串口或USB下载程序。 还附加有可自动升级的HEX文件-The use of domestically produced CH341A chip USB to serial port, fully compatible with the AVR JTAGICE, can be automatically upgraded. Support chips: ATmega16 (L), ATmega162 (L), ATmega169 (L or V), ATmega32 (L), ATmega323 (L), ATmega64 (L), ATmega128 (L). Schematics also added a RS232 interface, can easily users to choose the serial or USB download. Additional there is also automatically upgrade the HEX file

在超低功耗单片机MSP430上实现日历时钟的功能的代码,用汇编和C混合编程.是学习MSP430单片机和混合编程的好例子-In the ultra-low power MSP430 microcontroller to achieve the function of the calendar clock code, compile and C mixed programming. Is to learn MSP430 microcontroller and a good example of mixed programming

PC与89C51单片机串口通信的一个小例子-PC with the 89C51 single-chip serial communication of a small example