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1、单片机课设系统总线程序#include#include"12864.h"#defineucharunsignedchar#defineuintunsignedint/*******************函数变量定义*******************/sbitBEER_301=P3^6;ucharflag_301=0;ucharCommbuf_301[30];ucharCount_301;charCxdiz_301[]={"1111"};charLcmax_301[]={"6666"};charLcmin_301[]={"2222"};charBjmax
2、_301[]={"9998"};charBjmin_301[]={"1000"};charCxwen_301[]={"3355.33"};//charBjzt_301[]={"0005"};/*ucharcodema1_301[]={"从机地址"};ucharcodema2_301[]={"量程上限"};ucharcodema3_301[]={"量程下限"};ucharcodema4_301[]={"报警上限"};ucharcodema5_301[]={"报警下限"};ucharcodema6_301[]={"温度值"};ucharcodema7_301[]={"报警状态"}
3、;/*******************延时函数***********************/voiddelay(void){uintj;for(j=0;j<30000;j++);}/*/*******************串口中断函数*******************/voidsint()interrupt4{if(RI)//是否有数据到来{RI=0;Commbuf_301[Count_301]=SBUF;//暂存接收到的数据if(Commbuf_301[Count_301-1]=='@'&&Commbuf_301[Count_301-2]=='@')flag_3
4、01=1;}if(flag_301==0)Count_301++;}/********************发送函数**********************/voidSend_301(uchar*msg){while(*msg!=0){SBUF=*msg;while(!TI);//等特数据传送TI=0;//清除数据传送标志msg++;}}/**********************液晶显示********************voiddisplay(){uchari=0;ucharj;for(j=0;j<40;j++){write(0,0x80);for(i=0;i
5、<8;i++)write(1,ma1_301[i]);write(0,0x84);for(i=0;i<4;i++)write(1,Cxdiz_301[i]);write(0,0x90);for(i=0;i<8;i++)write(1,ma2_301[i]);write(0,0x94);for(i=0;i<4;i++)write(1,Lcmax_301[i]);write(0,0x88);for(i=0;i<8;i++)write(1,ma3_301[i]);write(0,0x8c);for(i=0;i<4;i++)write(1,Lcmin_301[i]);write(0,
6、0x98);for(i=0;i<8;i++)write(1,ma4_301[i]);write(0,0x9c);for(i=0;i<4;i++)write(1,Bjmax_301[i]);}write(0,0x01);//清屏delay();for(j=0;j<40;j++){write(0,0x80);for(i=0;i<8;i++)write(1,ma5_301[i]);write(0,0x84);for(i=0;i<4;i++)write(1,Bjmin_301[i]);write(0,0x90);for(i=0;i<6;i++)write(1,ma6_301[i]);
7、write(0,0x94);for(i=0;i<7;i++)write(1,Cxwen_301[i]);write(0,0x88);for(i=0;i<8;i++)write(1,ma7_301[i]);write(0,0x8c);for(i=0;i<4;i++)write(1,Bjzt_301[i]);}write(0,0x01);//清屏delay();}/**********************主函数**********************/voidmain(void){//lcdinit
