Calculator based on the realization of AD89S52 source.

51单片机键盘的相关处理，按键扫描，后针对具体应用进行相应处理．-51 Single-chip related deal with the keyboard, keypad scanning, after the specific application of the corresponding treatment.

DS18B20测温程序 DS18B20测温程序-DS18B20 measurement procedures DS18B20 temperature process

AVR单片机使用U-IP库的例子，U-IP是一个简化的TCP/IP协议包，希望对有网络编程的嵌入式开发爱好者有用-AVR single-chip U-IP library to use the example, U-IP is a simplified TCP/IP protocol packets, and they hope to have network programming embedded development enthusiasts useful

单片机C51的应用,高精度实时时钟－SD2001驱动程序的源码 -C51 microcontroller applications, high-precision real-time clock-SD2001 driver source code

用LCD1602来显示日期和时间，源码程序-LCD1602 display with date and time, source program

介绍了DS1991信息按钮在文章中的应用，对编译中使用的读写程序作了说明。

用C8051F060开发的光功率计 由C51编写的程序-Optical Power Meter with C8051F060 development program prepared by the C51

SST39x160 FLASH芯片读写函数，已经在实际项目中应用-FLASH read/write

93C46/66的读写程序，编译环境Uvision2，4线SPI接口的EEprom芯片的读写-93C46/66 literacy program, compile environment Uvision2, 4-wire SPI interface EEprom chip reader

一个警报声程序 　　　　　　　　　　　　　　　　　 一个警报声程序-an alarm sounded a siren procedures procedures