初学单片机AT89C2051的例子，用实例，用c语言时钟支持…

采用高发射功率红外光电二极管和高灵敏度光电晶体管组成。 光缝宽度（分辨率）有0.8mm、0.4mm两种。-High transmit power infrared photodiode and high-sensitivity phototransistor. Optical slit width (resolution) of 0.8mm, 0.4mm two kinds.

红外接收C库文件, 晶振:11.0592,中断方式-Infrared receiver C library file, crystal: 11.0592, interruption mode

液晶1602的硬件设计通过单片机pic16f877和液晶相连.实现每按一次按键.加一的功能.带电路图-The hardware design of LCD 1602 and LCD connected through the microcontroller pic16f877 to achieve every time I press the button. Plus-one function. With a circuit

44键盘多模块演示程序，使用双向双次键扫描技术LCALL INKEY 双向双次键扫描-keyboard module demonstration, the use of the bi-directional bonding time scanning technology LCALL INKEY meeting of the bi-directional scanning Bond

基于msp430的TCPIP协议栈包括源代码和文档说明-MSP430 Based on the TCPIP protocol stack including the source code and documentation

串口发送程序。运用51单片机。采用汇编语言，程序简单，-Send serial procedures. The use of single-chip microcomputer 51. Using assembly language, the program is simple,

三个点温度进行监视；任意一个测温点大于设定温度报警提示-3-point temperature monitoring any point of a temperature greater than the set temperature alarm

hd7279的应用程序，实现了对八个二级管的控制。-hd7279 applications realize the eight diode control.

蛇形跑马灯加延时一般的程序-Marquee plus delay a routine procedure. . . . . . . . . . . . . . . . .

sd 卡驱动软件包: SD卡物理层 ---- SD卡SPI模式支持的命令-sd card driver package: SD Card Physical Layer SD cards support SPI mode command