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#include "sys.h" #include "rs485.h" #include "delay.h"#ifdef EN_USART2_RX //如果使能了接收//接收缓存区 u8 RS485_RX_BUF[64]; //接收缓冲,最大64个字节.//接收到的数据长度u8 RS485_RX_CNT=0; voi...
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单片机-485-PC串口通信proteus仿真+程序资料
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485全双工通信应用#include <reg51.h>
#include <absacc.h>
#define TR 1
#define uchar unsigned char
#define uint unsigned int
//uchar idata buf[10]={0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09};
uchar data1,data2;
uchar pf;
uchar flag,flag1;
sbit key1=P1^0;
...
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485全双工通信 #include <reg51.h>
#include <absacc.h>
#define uchar unsigned char
#define uint unsigned int
//uchar idata buf[10]={0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09};
uchar dat1,dat2;
uchar pf;
uchar flag,flag1;
sbit key1=P1^0;
sbit key2=P2^0;
...
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...片机的串行接口与智能温度巡回检测仪（XJ-08S）通过RS—485总线相互通讯实现热水温度远程显示的一种低成本解决方案，内容涉及RS—485总线通讯、单片机驱动数码管显示、数据转换以及键盘处理软硬件设计等内容。
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...+1602液晶、Max7221动态显示、非常形象的交通灯控制设计、485全双工通信应用、0019、步进电机控制程序液晶显示、直流电机测速+中文液晶显示等等。
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.................................................................... 416.14 RS485 实验(SCIB)................................................................................................... 446.15 片内AD 实验..........................................................................................
