DS18B20温度显示实验 数码管显示温度值，精确到小数后面2位值 * * 使用时将DS18B20温度传感器插入对应插座中运行即可 * * 用手拧住温度探头，就可以看到温度值的变化！-DS18B20 temperature display digital tube experiments showed that the temperature value, accurate to two decimal value back** used to insert the corre

智能电源插座，可判定用电情况，达到关断与开启，有数码管提显示-Smart power outlet, can determine the electricity consumption in to reach shutdown and open, digital tube to mention that

1、CH372INT连接中断控制区的IRQ0。 2、CH372CS连Y0。 3、USB连接线连接电脑与DVCC-8086JHN实验仪的USB插座。 -1, CH372INT connection IRQ0 interrupt control area. 2, CH372CS even Y0. 3, USB cable to connect the computer and DVCC-8086JHN experimental instrument' s USB s

本系统以单片机AT89C51为主体,由芯片插座、独立按键、74HC573驱动8位数码管显示、5V直流电源控制模块等组成。根据数字集成芯片的引脚特性以及集成芯片的真值表编写检测程序。该系统能完成14脚以内常用TTL74系列数字集成芯片的功能测试。-This system is the main body of the single-chip microcomputer AT89C51, the chip socket, independent buttons, 74HC573 Driver 8