71、基于51单片机温湿度检测万年历12864液晶显示程序

typedef unsigned char U8; typedef unsigned int U16; U8 code table[]={0xc0,0xf9,0xa4,0xb0, 0x99,0x92,0x82,0xf8, 0x80,0x90,0x88,0x83, 0xc6,0xa1}; sbit P2_0 = P2^0 ; U8 U8FLAG,U8temp; U8 shidu_shi,shidu_ge,wendu_shi,wendu_ge; U8 U8T_data_H,U8T_data_L,U8RH_data_H,U8RH_data_L,U8checkdata; U8 U8T_data_H_temp,U8T_data_L_temp,U8RH_data_H_temp,U8RH_data_L_temp,U8checkdata_temp; U8 U8comdata; void Delay(U16 z) { U8 x,y; for(x=z;x>0;x--) for(y=110;y>0;y--); } void Delay_10us(void) { U8 i; i--; i--; i--; i--; i--; i--; } void COM(void) { U8 i; for(i=0;i<8;i++) { U8FLAG=2; while((!P2_0)&&U8FLAG++); Delay_10us(); Delay_10us(); Delay_10us(); U8temp=0; if(P2_0)U8temp=1; U8FLAG=2; while((P2_0)&&U8FLAG++); if(U8FLAG==1)break; U8comdata<<=1; U8comdata|=U8temp; } } void RH(void) { P2_0=0; Delay(34); P2_0=1; Delay_10us(); Delay_10us(); Delay_10us(); Delay_10us(); P2_0=1; if(!P2_0) { U8FLAG=2; while((!P2_0)&&U8FLAG++); U8FLAG=2; while((P2_0)&&U8FLAG++); COM(); U8RH_data_H_temp=U8comdata; COM(); U8RH_data_L_temp=U8comdata; COM(); U8T_data_H_temp=U8comdata; COM(); U8T_data_L_temp=U8comdata; COM(); U8checkdata_temp=U8comdata; P2_0=1; U8temp=(U8T_data_H_temp+U8T_data_L_temp+U8RH_data_H_temp+U8RH_data_L_temp); if(U8temp==U8checkdata_temp) { U8RH_data_H=U8RH_data_H_temp; U8RH_data_L=U8RH_data_L_temp; U8T_data_H=U8T_data_H_temp; U8T_data_L=U8T_data_L_temp; U8checkdata=U8checkdata_temp; } wendu_shi=U8T_data_H/10; wendu_ge=U8T_data_H%10; shidu_shi=U8RH_data_H/10; shidu_ge=U8RH_data_H%10; } }