zhuxh.rar_pre_uvproj

#include <reg52.h> #include <intrins.h> #define uchar unsigned char #define uint unsigned int #define lcd_data P0 #define RxBuf_N 17 sbit lcd_rs=P3^4; sbit lcd_rw=P3^5; sbit lcd_en=P3^6; sbit lcd_psb=P3^7; uchar code tab[]={"欢迎使用"}; uchar code erro[]={"输入错误"}; uchar code *tab0[2]={"1.输入手机号","2.节点信息查询"}; uchar code *tab1[4]={"1:","2:","3:","4:"}; uchar code tab3[]={"节点"}; uchar code *tab4[4]={"地址: ","温度: ","浓度: ","电压: "}; uchar idata phone[4][11]={0},RxBuf[18]={0}; uchar idata buffer[8][17]; uchar table,a,b,RxPoint,gsmflag,recflag; uchar count=0; char page; void delay(uint z) //1ms { uint x,y; for(x=z;x>0;x--) for(y=110;y>0;y--); } void write_cmd(uchar cmd) //lcd写命令 { lcd_rs=0; lcd_rw=0; lcd_en=0; P0=cmd; delay(5); lcd_en=1; delay(5); lcd_en=0; } void write_dat(uchar dat) //lcd写数据 { lcd_rs=1; lcd_rw=0; lcd_en=0; P0=dat; delay(5); lcd_en=1; delay(5); lcd_en=0; } void lcd_pos(uchar X,uchar Y) //液晶定位 { uchar pos; if(X==0) {X=0x80;} else if(X==1) {X=0x90;} else if(X==2) {X=0x88;} else if(X==3) {X=0x98;} pos=X+Y; write_cmd(pos); } void lcd_init() //液晶初始化 { lcd_psb=1; write_cmd(0x30); delay(5); write_cmd(0x0c); delay(5); write_cmd(0x01); delay(5); } void disnum(uchar number) { uchar shi,ge; shi=number/10; ge=number%10; write_dat(shi+0x30); delay(5); write_dat(ge+0x30); delay(5); } void distab0() { uchar i,j; lcd_init(); j=0; while(j!=2) { lcd_pos(j,0); i=0; while(tab0[j][i]!='\0') { write_dat(tab0[j][i]); i++; } j++; } } void distab1() { uchar i,j,k; lcd_init(); j=k=0; while(j!=4) { lcd_pos(j,0); i=0; while(tab1[j][i]!='\0') { write_dat(tab1[j][i]); i++; } for(k=0;(k<11)&&(!phone[j][k]);k++); if(k<11) { for(k=0;k<11;k++) write_dat(phone[j][k]+0x30); } j++; } } void distab2() ////////////////////////// { uchar k; write_cmd(0x0f); delay(5); lcd_pos(a,1); for(k=0;k<b+1;k++) write_dat(phone[a][k]+0x30); } void distab3() { uchar i,j; lcd_init(); j=0; while(j!=4) { lcd_pos(j,0); disnum(4*page+j+1); lcd_pos(j,2); i=0; while(tab3[i]!='\0') { write_dat(tab3[i]); i++; } disnum(4*page+j+1); j++; } } void disdata(uchar js) { uchar i; lcd_pos(0,6); //显示地址 disnum(buffer[js][0]); delay(5); lcd_pos(1,3); //显示温度 i=2; while(i<7) { write_dat(buffer[js][i]); i++; } write_dat('C'); delay(5); lcd_pos(2,3); //显示浓度 i=7; while(i<12) { write_dat(buffer[js][i]); i++; } write_dat('P'); write_dat('P'); write_dat('M'); delay(5); lcd_pos(3,3); //显示电压 i=12; while(i<17) { write_dat(buffer[js][i]); i++; } write_dat('V'); delay(5); } void distab4(uchar jn) { uchar i,j; lcd_init(); i=0; while(tab3[i]!='\0') { write_dat(tab3[i]); i++; } disnum(jn); i=0; while(tab4[0][i]!='\0') { write_dat(tab4[0][i]); i++; } j=1; while(j!=4) { lcd_pos(j,0); i=0; while(tab4[j][i]!='\0') { write_dat(tab4[j][i]); i++; } /////////////////////////shuju j++; } disdata(jn-1); } void diserro() { uchar i,j; lcd_init(); lcd_pos(1,2); i=0; while(erro[i]!='\0') { write_dat(erro[i]); i++; } for(j=0;j<11;j++) phone[a][j]=0; b=0; delay(1500); distab1(); distab2(); } void init() // 主程序初始化 { uchar i,j; table=0; page=0; a=b=0; RxPoint=gsmflag=recflag=0; for(i=0;i<8;i++) { buffer[i][0]=0; for(j=1;j<17;j++) buffer[i][j]='0'; } TMOD = 0x20; TH1 = 0xfd; //9600赫兹 TL1 = 0xfd; TR1 = 1; //开启时间中断 SCON = 0x50;//方式2 SM2 = 1; //可以向cpu请求中断 EA = 1; //开总中断 ES = 1; //开串口中断 lcd_init(); lcd_pos(1,2); i=0; while(tab[i]!='\0') { write_dat(tab[i]); i++; } delay(3000); distab0(); } void shifan() { uchar temp; temp=P2; temp=temp&0xf0; while(temp!=0xf0) { temp=P2; temp=temp&0xf0; } } void keyscan() //键盘扫描 { uchar temp,key,r; P2=0xfe; //按键1,2,3,4 temp=P2; temp=temp&0xf0; if(temp!=0xf0) { delay(10); temp=P2; temp=temp&0xf0; if(temp!=0xf0) { temp=P2; switch(temp) { case 0xee: key=1; break; case 0xde: key=2; break; case 0xbe: key=3; break; case 0x7e: key=4; break; } shifan(); if(key==1) { switch(table) { case 0: table++; distab1(); break; case 1: table++; a=0; distab2();///////// break; case 2: if(b<11) { phone[a][b]=1; distab2();///////// b++; } else diserro(); break; case 3: table++; distab4(4*page+1); break; } } if(key==2) { switch(table) { case 0: table=3; distab3(); break; case 1: table++; a=1; distab2();///////// break; case 2: if(b<11) { phone[a][b]=2; distab2();///////// b++; } else diserro(); break; case 3: table++; distab4(4*page+2); break; } } if(key==3) { switch(table) { case 1: table++; a=2; distab2();///////// break; case 2: if(b<11) { phone[a][b]=3; distab2();///////// b++; } else diserro(); break; case 3: table++; distab4(4*page+3); break; } } if(key==4) { switch(table) { case 1: table++; a=3; distab2();///////// break; case 2: if(b<11) { phone[a][b]=4; distab2();///////// b++; } else diserro(); break; case 3: table++; distab4(4*page+4); break; } } } } P2=0xfd; //5,6,7,8 temp=P2; temp=temp&0xf0; if(temp!=0xf0) { delay(10); temp=P2; temp=temp&0xf0; if(temp!=0xf0) { temp=P2; switch(temp) { case 0xed: key=5; break; case 0xdd: key=6; break; case 0xbd: key=7; break; case 0x7d: key=8; break; } shifan(); if(key==5) { switch(table) { case 2: if(b<11) { phone[a][b]=5; distab2();///////// b++; } else diserro(); break; } } if(key==6) { switch(table) { case 2: if(b<11) { phone[a][b]=6; distab2();///////// b++; } else diserro(); break; } } if(key==7) { switch(table) { case 2: if(b<11) { phone[a][b]=7; distab2();///////// b++; } else diserro(); break; case 3: page--; if(page<0) page=2; distab3(); break; } } if(key==8) { switch(table) { case 2: if