Used methods different from the general matrix by the keyboard, the effect of go...

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

AVR--USB--PC_USB电压表(mega8实现) ，包含全部的资料-AVR- USB- PC_USB voltage meter (mega8 implementation), contains all the information

是一个电话接口模块，它给你提供一个自动检测电话是否正常，电话是否连通。-is a telephone interface module, which gives you an automatic detection normal telephone, whether telephone connectivity.

做一个电子钟：利用定时器0定时中断，控制电子钟走时；利用单片机上的六个数码管显示时、分、秒。-An electronic clock to do: Using Timer 0 interrupt timing, control of electronic bell away the use of the six single-chip digital display hours, minutes and seconds.

串口通讯 实现F330串口初始化.对看门狗,等的设置 以及检测单片机的各管脚的好坏-Serial communication serial port initialization realize F330. Of watchdog, and other settings as well as the detection of single-chip microcomputer of the pin and the bad

键盘示意图键盘示意图

实现了用单片机模拟I2C通信的主要功能：Start、Stop及对有子地址的I2C设备的读写。并以24CXX为例进行了读写。代码经过仿真调试，可以正确读写。

PIC1687X单片机,LCD12232汉显,所有数据存于片内FLAISH中,断电保持,硬件调试通过-PIC1687X microcontroller, a LCD12232 Han, All data stored in chip FLAISH, maintain power outages, hardware debugging through

作品简介:基于51单片机的信号发送器,理论距离是3000米,实际受到现实的干扰,信号发送距离降缩短到1500米以上.可以配备多个接收器,实现多机通讯. 作品作用:例如手动输入A,B,C,D 80个不同的信号,启动发送,那么配备的多个接收器能接收到这80个信号. -Work Description: 51 single-chip microcomputer-based signal transmitter, theoretical distance is 3000 meters, the actual interference by the reality, the signal sent down to shorten the distance to 1,500 meters. Can be equipped with multiple receivers, the realization of multi-machine communication. Work role: For example, manually enter the A, B, C, D 80 different signals, start to send, then equipped with a number of receivers that can receive signals 80.

有关74hc080的一些相关资料，希望可以帮助大家，它多用于IC卡读取了！-74hc080 some of the relevant information, I hope can help everyone, it used the IC card reader!