用pic18f8720做的电压采样处理程序，带了proteus仿真图的！

SST IAP 程序下载软件 可用于实现SST 89C5X系列的IAP(DOS下使用)-SST IAP download software can be used to achieve SST 89C5X series of IAP (DOS use)

单片机程序，计算开关次数并保存次数，并能调用显示时间，清除纪录。-Single-chip process, calculating the number and save the number of switches, and can call the show time to clear the record.

C51实现HDLC数据链路协议的源程序-C51 HDLC data link protocol of the source

单片机用作通用红外遥控接收器的设计 PWM调制开关电源的研究 以电子电力学为核心 以整流技术为主-generic microcontroller for infrared remote control receiver design PWM switching power supply of electronic learning for power to the core technology-based rectifier

由C语言编写的模拟时钟,不需要时钟芯片即可准确显示-prepared by the C language simulation clock, clock chip can not accurately

该源码是基于atmel公司的89C51SND1C的mp3解决方案，支持三星和东芝的NAND flash 上的fat12，fat16和fat32文件系统。-the source is based on the ATMEL 89C51SND1C mp3 solution that supports Samsung and Toshiba"s NAND flash on the FAT12, fat16 and fat32 file system.

主要功能：利用AT89C/S51作为控制器，JM12864M型号的lcd作为人机界面，18B20温度传感器和DS12887时钟芯片为辅助IC的可调万年历系统。此万年历可以形象的表现出系统当前的状况，并能随意设置闹铃和时间，具有保存和不保存的当前设置的功能。-Main functions: the use of AT89C/S51 as a controller, JM12864M models of lcd as a man-machine interface, 18B20 temperature sensors and DS12887 Clock IC chip for auxiliary adjustable calendar system. This calendar can show the image of the system

在ADS编译环境以及keil-ARM这两种编译环境下通用的arm-core头文件，并用金鹏串行12864进行验证，用此arm-core开发程序可以不受编译器头文件缺少的限制-In the ADS environment and compiler keil-ARM compiler environment of these two common arm-core header files, and verify Jinpeng serial 12864, with the arm-core development programs can not be the first document of the lack of compiler restrictions

AT89C51单片机的有关串行通信的源程序，并有仿真-AT89C51 microcontroller serial communication related to source, and there are simulation

keil C51 L―Test事例-L-Test case