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標(biāo)題: 51單片機(jī)醫(yī)院呼叫系統(tǒng) 求幫助 [打印本頁(yè)]

作者: 丶湫楓 時(shí)間: 2019-5-19 16:21
標(biāo)題: 51單片機(jī)醫(yī)院呼叫系統(tǒng) 求幫助
為啥我lcd1602顯示不了，或者有沒有大佬幫我改一改程序，用的是2262和2272，315m無(wú)線發(fā)射接收模塊#include<reg52.h>#include<intrins.h>sbit k0=P2^2;sbit k1=P2^3;sbit k2=P2^1;sbit k3=P2^0;sbit k4=P2^4;sbit k5=P2^5;sbit buzz=P1^3;bit key0=1;bit key1=1;bit key2=1;bit key3=1;bit key4=1;bit a1=0;bit a2=0;bit a3=0;extern void Initlcd1602();extern void Lcdshowstr(unsigned char x,unsigned char y,unsigned char*stc);extern unsigned char IntToString(unsigned char*str,int dat);extern void LcdFullClear();unsigned char T0RH=0,T0RL=0;void timer0(unsigned int ms);void ANJIAN();void YOUXIANJI();void delay1s(void){ unsigned char a,b,c; for(c=167;c>0;c--) for(b=171;b>0;b--) for(a=16;a>0;a--); _nop_(); }void main(){ Initlcd1602(); Lcdshowstr(0,0,"Get Better Every Day!"); timer0(1); EA=1; while(1) { ANJIAN(); YOUXIANJI(); }}void YOUXIANJI(){ if(a1) { Lcdshowstr(3,1,"Calling!!!"); Lcdshowstr(7,0,"#1"); } else if(a2) { Lcdshowstr(3,1,"Calling!!!"); Lcdshowstr(7,0,"#2"); } else if(a3) { Lcdshowstr(3,1,"Calling!!!"); Lcdshowstr(7,0,"#3"); }}void CHULI(){ if(a1) { a1=0; buzz=1; } else if(a2) { a2=0; buzz=1; } else if(a3) { a3=0; buzz=1; } if((a1==0)&&(a2==0)&&(a3==0)) { LcdFullClear(); Lcdshowstr(4,1,"I Know!"); delay1s(); LcdFullClear(); Lcdshowstr(0,0,"Get Better Every Day!"); }}void FUWEI(){ buzz=1; a1=0; a2=0; a3=0; LcdFullClear(); Lcdshowstr(4,1,"I Know!"); delay1s(); LcdFullClear(); Lcdshowstr(0,0,"Get Better Every Day!");}void ANJIAN(){ static bit keya=1; static bit keyf=1; static bit keyy=1; static bit keyk=1; static bit keyn=1; if(key0!=keya) { if(keya==0) { LcdFullClear(); a1=1; buzz=0; } keya=key0; } if(key1!=keyf) { if(keyf==0) { LcdFullClear(); a2=1; buzz=0; } keyf=key1; } if(key2!=keyy) { if(keyy==0) { LcdFullClear(); a3=1; buzz=0; } keyy=key2; } if(key3!=keyk) { if(keyk==0) { FUWEI(); } keyk=key3; } if(key4!=keyn) { if(keyn==0) { CHULI(); } keyn=key4; }}void timer0(unsigned int ms){ unsigned long tmp; TMOD&=0xF0; TMOD|=0x01; tmp=11095200/12; tmp=(tmp*ms)/1000; tmp=65536-tmp; tmp=tmp+18; T0RH=(unsigned char)(tmp>>8); T0RL=(unsigned char)tmp; TH0=T0RH; TL0=T0RL; ET0=1; TR0=1;}void keycount(){ static unsigned char keybua=0xff; static unsigned char keybuf=0xff; static unsigned char keybuy=0xff; static unsigned char keybuk=0xff; static unsigned char keybun=0xff; keybua=(keybua<<1)|k0; keybuf=(keybuf<<1)|k1; keybuy=(keybuy<<1)|k2; keybuk=(keybuk<<1)|k3; keybun=(keybun<<1)|k4; if(keybua==0x00) { key0=0; } else if(keybua==0xff) { key0=1; } if(keybuf=0x00) { key1=0; } else if(keybuf==0xff) { key1=1; } if(keybuy==0x00) { key2=0; } else if(keybuy==0xff) { key2=1; } if(keybuk==0x00) { key3=0; } else if(keybuk=0xff) { key3=1; } if(keybun==0x00) { key4=0; } else if(keybun==0xff) { key4=1; }}void interrupttimer0() interrupt 1{ TH0=T0RH; TL0=T0RL; keycount();}

Screenshot_2019-05-19-15-56-06-406_com.tencent.mm.png (307.74 KB, 下載次數(shù): 51)

Screenshot_2019-05-19-15-55-52-451_com.tencent.mm.png (382.42 KB, 下載次數(shù): 54)

作者: 淺初angel 時(shí)間: 2020-4-2 12:07
樓主的原理圖可以給我一份嘛

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