单个数码管循环显示０～９，在KEILC环境下编译调试成功-A single cycle of digital tube display 0 ~ 9, in the circumstances KEILC successful compiler debugging

基于AT89C52的单片机4X4键盘原理图，可用于小系统板-Based on AT89C52 microcontroller 4X4 keyboard schematics, can be used for a small system board

天祥的所有pic 源程序，非常适合初学者，学期起来，简单容易。-the program，is pic initial learner，is very helpful，i think you，study，this program，is，good

C8051F系列单片机的常用函数1，包括定时器的寄存器配置方式和AD的初始化。-C8051F series microcontrollers commonly used function of a, including the timer and the AD configuration register initialization.

MAX7219+DS1302+74LS245数字钟,内附PROTEUS图！实物以通过-MAX7219+ DS1302+74 LS245 digital clock, enclosing PROTEUS map! In-kind through

PC机与单片机的双向通信查询控制方式， 用C语言写成。-PC and MCU query bi-directional communication controlling method, using C language.

*PC和ATMEGA128通信，ATMEGA以轮循方式发送，中断方式接受*-* PC and ATmega128 communications, ATMEGA sent to Round Robin, interrupted to receive*

BH1415F调频台控制C程序 使用AT89C52单片机，12MHZ晶振，用共阳四位LED数码管-FM BH1415F control C program uses AT89C52 single-chip, 12MHZ crystal, with a total of four positive LED digital tube

USART以查询方式收发数据，接收发自电脑的数据，将其显示在LED上，并将接到到的数据减1后返回电脑-USART to send and receive data to query, receive from the bottom of the computer data that could be displayed in the LED, and will receive the data returned by a computer

无线模块2401收发,包含：18B20温度检测；串口通信1；数码管_键盘；AD-The wireless transceiver module 2401, including: 18B20 temperature detection serial communication 1 digital tube _ keyboard AD, etc.