液晶电子钟+温度计（ds18b20）带仿真图

#include <REGX51.H> #include<intrins.h> // 声明 _nop_(); #include<absacc.h> #define E1 P2_2 #define E2 P2_3 #define A0 P2_1 #define DATA P1 unsigned char state; unsigned char state1=0; unsigned char flg=0; unsigned char resultz,resultf; signed data temp_data[2]={0x00,0x00}; unsigned char code bmp001[]= {0x00,0x00,0xC0,0xE0,0x30,0x18,0x08,0x08,0x08,0x08,0x18,0x30,0xE0,0xC0,0x00,0x00, 0x00,0x00,0x07,0x0F,0x18,0x30,0x20,0x20,0x20,0x20,0x30,0x18,0x0F,0x07,0x00,0x00, /////0 0x00,0x00,0x00,0x00,0x10,0x10,0x10,0xF8,0xF8,0xF8,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x20,0x20,0x20,0x3F,0x3F,0x3F,0x20,0x20,0x20,0x00,0x00,0x00, /////1 0x00,0x00,0x20,0x70,0x28,0x08,0x08,0x08,0x08,0x08,0x08,0xF8,0xF0,0x70,0x00,0x00, 0x00,0x00,0x30,0x30,0x28,0x28,0x24,0x24,0x22,0x23,0x21,0x21,0x30,0x38,0x00,0x00, ////2 0x00,0x00,0x30,0x30,0x38,0x08,0x88,0x88,0x88,0x88,0xD8,0xF8,0x70,0x70,0x00,0x00, 0x00,0x00,0x18,0x18,0x38,0x20,0x21,0x21,0x21,0x21,0x21,0x3B,0x1E,0x1E,0x00,0x00, ///////3 0x00,0x00,0x00,0x00,0x80,0x80,0x40,0x20,0x10,0x18,0xF8,0xF8,0x00,0x00,0x00,0x00, 0x00,0x00,0x02,0x03,0x03,0x02,0x02,0x02,0x22,0x22,0x3F,0x3F,0x22,0x22,0x00,0x00, /////////4 0x00,0x00,0x00,0xF8,0xF8,0x88,0x88,0x88,0x88,0x88,0x88,0x88,0x88,0x08,0x00,0x00, 0x00,0x00,0x00,0x19,0x38,0x20,0x20,0x20,0x20,0x20,0x20,0x31,0x3F,0x1F,0x00,0x00, ////////////5 0x00,0x00,0xF0,0xF8,0x88,0x88,0x88,0x88,0x88,0x88,0x88,0x88,0x98,0x10,0x00,0x00, 0x00,0x00,0x1F,0x3F,0x31,0x20,0x20,0x20,0x20,0x20,0x20,0x31,0x1F,0x1F,0x00,0x00, /////////////6 0x00,0x00,0x18,0x18,0x18,0x08,0x08,0x08,0x08,0x88,0xC8,0x68,0x38,0x18,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x3C,0x3E,0x3F,0x01,0x00,0x00,0x00,0x00,0x00,0x00, ////////////7 0x00,0x00,0x70,0x70,0x88,0x88,0x88,0x88,0x88,0x88,0x88,0x88,0x70,0x70,0x00,0x00, 0x00,0x00,0x1E,0x1E,0x21,0x21,0x21,0x21,0x21,0x21,0x21,0x21,0x1E,0x1E,0x00,0x00, /////////8 0x00,0x00,0xE0,0xF0,0x18,0x08,0x08,0x08,0x08,0x08,0x08,0x08,0xF0,0xE0,0x00,0x00, 0x00,0x00,0x00,0x11,0x23,0x22,0x22,0x22,0x22,0x22,0x22,0x31,0x3F,0x0F,0x00,0x00, ////////9 0x00,0x00,0x00,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, ///- 0x00,0x00,0x70,0x70,0x70,0x00,0x00,0x00, 0x00,0x00,0x1C,0x1C,0x1C,0x00,0x00,0x00, /////: 0x00,0x06,0x09,0x09,0xE6,0xF0,0x18,0x08,0x08,0x08,0x18,0x30,0x78,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x07,0x0F,0x18,0x30,0x20,0x20,0x20,0x10,0x08,0x00,0x00,0x00, ///℃ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0x00,0x00,0xF0,0xF0,0xF0,0xF0,0x00,0x00,0x00,0x00,0x00,0x00,0x00, ////· }; unsigned char code time001[]= {0x04,0x84,0x84,0xFC,0x86,0x84,0x00,0xFE,0x02,0x82,0x7A,0x02,0xFF,0x02,0x00,0x00, 0x10,0x30,0x10,0x1F,0x88,0x88,0x40,0x23,0x18,0x07,0x78,0x80,0x83,0x80,0xE0,0x00, ///现 0x08,0x08,0x08,0x08,0xC8,0x38,0x0F,0x08,0x08,0xE8,0x08,0x88,0x08,0x0C,0x08,0x00, 0x08,0x04,0x02,0xFF,0x00,0x40,0x41,0x41,0x41,0x7F,0x41,0x41,0x41,0x60,0x40,0x00, ///在 0x00,0xFC,0x84,0x84,0x84,0xFE,0x14,0x10,0x90,0x10,0x10,0x10,0xFF,0x10,0x10,0x00, 0x00,0x3F,0x10,0x10,0x10,0x3F,0x00,0x00,0x00,0x23,0x40,0x80,0x7F,0x00,0x00,0x00, ///时 0x00,0xF8,0x01,0x02,0xF6,0x10,0x12,0x12,0x12,0x12,0xFA,0x12,0x02,0xFF,0x02,0x00, 0x00,0xFF,0x00,0x00,0x3F,0x11,0x11,0x11,0x11,0x11,0x3F,0x40,0x80,0x7F,0x00,0x00 ////间 }; unsigned char code temprature001[]= {0x04,0x84,0x84,0xFC,0x86,0x84,0x00,0xFE,0x02,0x82,0x7A,0x02,0xFF,0x02,0x00,0x00, 0x10,0x30,0x10,0x1F,0x88,0x88,0x40,0x23,0x18,0x07,0x78,0x80,0x83,0x80,0xE0,0x00, ///现 0x08,0x08,0x08,0x08,0xC8,0x38,0x0F,0x08,0x08,0xE8,0x08,0x88,0x08,0x0C,0x08,0x00, 0x08,0x04,0x02,0xFF,0x00,0x40,0x41,0x41,0x41,0x7F,0x41,0x41,0x41,0x60,0x40,0x00, ///在 0x10,0x22,0x64,0x0C,0x80,0x00,0xFE,0x92,0x92,0x92,0x92,0x92,0xFF,0x02,0x00,0x00, 0x04,0x04,0xFE,0x01,0x40,0x7E,0x42,0x42,0x7E,0x42,0x7E,0x42,0x42,0x7E,0x40,0x00, ///温 0x00,0x00,0xFC,0x24,0x24,0x24,0xFC,0xA5,0xA6,0xA4,0xFC,0x24,0x34,0x26,0x04,0x00, 0x40,0x20,0x9F,0x80,0x42,0x42,0x26,0x2A,0x12,0x2A,0x26,0x42,0x40,0xC0,0x40,0x00 ///度 }; unsigned char LEDBufs[6]; unsigned char LEDBufw[5]; unsigned char sec; unsigned char sec; unsigned char min; unsigned char hour; delay1ms() { unsigned char i; for(i = 250; i > 0; i--); for(i = 247; i > 0; i--); } delayms(unsigned char i) { for(; i > 0; i--) delay1ms(); } timer0() interrupt 1 { unsigned int j; j++; if(j==4000) { j=0; sec++; if(60 == sec) { sec = 0; min ++; if(60 == min) { min = 0; hour ++; if(24 == hour) { hour = 0; } } } } LEDBufs[0] = sec%10; LEDBufs[1] = sec/10; LEDBufs[2] = min%10; LEDBufs[3] = min/10; LEDBufs[4] = hour%10; LEDBufs[5] = hour/10; } void reset() { unsigned int i; P0_0=0; i=60; while(i>0) i--; //delay for at least 480uS(11.0592MHz) for reset impulse(482us) P0_0=1; i=4; while(i>0) i--; //delay a period for ds18b20 to detect the rising edge(34us) i=60; while(i>0) i--; //delay for at least 480uS(11.0592MHz) for presence impulse(482us) } readbit() { unsigned int i; bit value; P0_0=0; i++; //(3us) P0_0=1; i++; i++; //short delay(6us) value=P0_0; i=6; while(i>0) i--; //delay(50us) return((char)value); } readbyte() { unsigned char i,value,result; value=0; result=0; for(i=1;i<=8;i++) { value=readbit(); result=(value<<7)|(result>>1); //build the entire byte from the lower bit } return(result); } void writebyte(unsigned char date) { unsigned int i; unsigned char j; bit inbit; for(j=1;j<=8;j++) { inbit=date&0x01; date=date>>1; if(inbit) //case of write 1 { P0_0=0; i++; i++; //(6us) P0_0=1; i=8; while(i>0) i--; //(68us) } else //case of write 0 { P0_0=0; i=8; while(i>0) i--; //(68us) P0_0=1; i++; i++; //(6us) } } } trans_temperature() { reset(); writebyte(0xcc); //skip rom writebyte(0x44); //transform the temperature into data //启动温度转换 } get_temperature() { trans_temperature(); reset(); writebyte(0xcc); //skip rom writebyte(0xbe); //read the data temp_data[0]=readbyte(); temp_data[1]=readbyte(); } timer1() interrupt 3 { unsigned int i; TL1=(65536-1000)/256; TH1=(65536-1000)%256; TR1=1; get_temperature(); resultf= temp_data[0]; resultz=( temp_data[0]>>4)|( temp_data[1]<<4);//drop the lowerst 4 bits and the highest 4 bits to build one byte with unit "1" instead of "0.0625" resultf=(resultf&0x0f); if(resultz>0x80) { LEDBufw[4]=10; resultz=~resultz+1; resultf=~resultf+1; LEDBufw[3]=resultz/10; LEDBufw[2]=resultz%10; i=resultf*6.25; LEDBufw[1]=i/10; LEDBufw[0]=i%10; } else { LEDBufw[4]=resultz/100; resultz=resultz%100; LEDBufw[3]=resultz/10; LEDBufw[2]=resultz%10; i=resultf*6.25; LEDBufw[1]=i/10; LEDBufw[0]=i%10; } } key() { if(0==P3_2) { state1++; if(2==state1) state1=0; while(0==P3_2); } if(0==P3_0) //状态切换键按下时 { state ++; if(4 == state) { state = 0; } while(0 == P3_0); } switch(state1) { case 0: switch(state) { case 1: //秒调时 if(0 == P3_1) { sec ++; if(60 == sec) { sec = 0; } } delayms(60); break; //分调时 case 2: if(0 == P3_1) { min ++; if(60 == min) { min = 0; } } delayms(60); break; case 3: //小时调时 if(0 == P3_1) { hour ++; if(24 == hour) { hour = 0; } } delayms(60); brea