红外遥控解码程序，NEC标准均可用，已经可以在很多机种上得到应用...

该文档包含了keilc常用的子程序，共有２５个运算类代码，非常实用．-This document contains commonly used keilc subprogram, a total of 25 computing category code, very useful.

本次设计的RS232 to USB 转换器采用HT82M99E 和MAX232 芯片，其中HT82M99E 为主控芯片，MAX232 为RS232 level shift。本次设计的RS232 to USB 转换器使用操作系统提供的USB HID 设备类驱动程序。-The design of the RS232 to USB converter using HT82M99E and MAX232 chip, which HT82M99E for the master chip, MAX232 for RS232 level shift. The design of the RS232 to USB converter to use the operating system to provide the USB HID device class driver.

at24c01,at24c02,c语言 源程序-at24c01, at24c02, c language source code

很完整的门禁系统原码，希望能帮助大家更好的学习学习一下

51做的门禁系统代码，有4×4键盘扫描，9346的存储功能，掉电不丢失密码，3重密码防忘记功能-51 of the Access Control System code, a 4 4 keyboard scanning, the 9346 storage functionality, nonvolatile not lost password, three heavy-forget the password function

基于51单片机的发声程序，初学者简单应用-51 MCU-based voice process, beginners a simple application

使用80C51单片机与PC机进行通信的源程序，能够使用串口线实现电脑控制单片机外围设备-80C51 Microcontroller and PC use to communicate the source machine, to use computer-controlled serial lines to achieve single-chip peripherals

基于c8051f020以及C语言的232串口通信程序，实现了简单的与PC机间的发送和接收。-Based on the C8051F020 and the C-232 serial communication program, and realize a simple PC-between sending and receiving.

51读写U盘全套技术资料,原理图,KEIL C51原代码-U disk 51 to read and write a full set of technical information, schematics, KEIL C51 original code

lcd1602液晶的avr测试实例程序，带proteus仿真。winavr 编译-lcd1602 LCD avr the test sample program, with proteus simulation. Winavr compiler