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1464下载地址 https://docs.qq.com/doc/DWEpnR2pOWU91b3p4?pub=1&dver=2.1.0 1.将程序下载进去后,第一行显示RMB/kg: (计价数据)第二行显示m:(重量)K P:(价格)¥2.仿真图是利用四个电位器模拟称重传感器的四个电阻应变式电阻,通 阅读全文
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1465下载地址 https://docs.qq.com/doc/DWEpnR2pOWU91b3p4?pub=1&dver=2.1.0 随着社会经济和科技的飞速发展,射频识别技术越来越广泛的应用于各种行业,如:商流、物流、信息和资金等方的重要单元越来越得到重视。 门禁安全管理系统是新型现代化安全管理 阅读全文
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1467下载地址 https://docs.qq.com/doc/DWEpnR2pOWU91b3p4?pub=1&dver=2.1.0 #include <reg52.h> sbit guang = P0 ^ 2; sbit shen = P2 ^ 0; void delay( unsigned c 阅读全文
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1466下载地址 https://docs.qq.com/doc/DWEpnR2pOWU91b3p4?pub=1&dver=2.1.0 #include<reg52.h> #include<present.h> sbit Buzz=P3^7; uchar flag=16,sign=1; uchar 阅读全文
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1468下载地址 https://docs.qq.com/doc/DWEpnR2pOWU91b3p4?pub=1&dver=2.1.0 #include <reg52.h> #include <intrins.h> #define uchar unsigned char #define uint u 阅读全文
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1470下载地址 https://docs.qq.com/doc/DWEpnR2pOWU91b3p4?pub=1&dver=2.1.0 OUTBIT equ 8001h ; 位控制口 OUTSEG equ 8000h ; 段控制口 IN equ 8002h ; 键盘读入口 LEDBuf equ 60 阅读全文
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1469下载地址 https://docs.qq.com/doc/DWEpnR2pOWU91b3p4?pub=1&dver=2.1.0 #include "lcd1602.h" #include "ds18b20.h" #include "DS1302.h" #include "24C16B.h" 阅读全文
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1461下载地址 https://docs.qq.com/doc/DWEpnR2pOWU91b3p4?pub=1&dver=2.1.0 本文以STC89C52单片机为核心,通过数字温度传感器对外界环境温度进行数据采集,从而建立一个控制系统,使电风扇随温度的变化而自动调节档位,实现“温度高、风力大、温 阅读全文
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1480下载地址 https://docs.qq.com/doc/DWEpnR2pOWU91b3p4?pub=1&dver=2.1.0 //#include <reg51.h> //# include <absacc.h> # include <STC12C5A60S2.h> # define uc 阅读全文
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1479下载地址 https://docs.qq.com/doc/DWEpnR2pOWU91b3p4?pub=1&dver=2.1.0 #include<reg52.h>#include<intrins.h>#include<absacc.h> sbit kgnxz=P3^0; //功能选择键,按一 阅读全文