基于51单片机的DS1302+LCD12864+DS18B20小综合.doc

专业资料 word完美格式 #includereg52.h #includeintrins.h #define uint unsigned int #define uchar unsigned char #define first_line 0x80 #define second_line 0x90 #define third_line 0x88 #define forth_line 0x98 #define sec_addr_pos 0x04 #define min_addr_pos 0x02 #define hor_addr_pos 0x00 #define day_addr_pos 0x05 #define mon_addr_pos 0x03 #define yer_addr_pos 0x01 #define wek_addr_pos 0x02 #define sbl_addr_pos 0x04 #define Tep_addr_pos 0x05 #define Tmp_addr_pos 0x06 uchar code line_one[]=2016年10月31日 ; uchar code line_two[]=14：22：45 ; uchar code line_three[]=星期五 - 23℃ ; uchar str_wek[]=一二三四五六日℃; char second,minute,hour,day,week,month,year; uchar key_flag,mode_cnt; uint temperature,symbol;//用于存储DS18B20采集的整个数据 uchar DS18B20_H;//用于存储DS18B20数据采集的整数部分 uchar DS18B20_L;//用于存储DS18B20数据采集的小数部分 uchar init_18B20_fail; sfr LCD_DATA=0x80; sbit LCD_EN=P2^7; sbit LCD_RS=P2^6; sbit LCD_RW=P2^5; sbit DS_CLK=P3^6; sbit DS_RST=P3^5; sbit DS_IO=P3^4; sbit ACC0=ACC^0; sbit ACC7=ACC^7; sbit key_1=P2^4; sbit key_2=P2^3; sbit key_3=P2^2; sbit DQ=P3^7; void delay_ms(uint ms); void delay_us(uint us); bit busy(void); void write_command(uchar command); void write_data(uchar dat); void lcd_pos(uchar x,uchar y); void LCD_init(void); void Input_1byte(uchar TD); uchar Output_1byte(void); uchar Read_DS1302(uchar DS_ADD); void write_DS1302(uchar DS_ADD,uchar DS_DATE); void write_time(uchar addr,uchar num); uchar BCD_to_Dec(uchar num); void write_week(uchar num); void write_date(uchar addr,uchar num); uchar readsecond(void); uchar readminute(void); uchar readhour(void); uchar readday(void); uchar readmonth(void); uchar readweek(void); uchar readyear(void); void readtime(void); void DS1302_init(void); void key_scan(void); uchar DS18B20_read_byte(void); void DS18B20_write_byte(uchar byte); uchar DS18B20_Init(void); uint read_temperature(void); void write_temp(uchar temp_h); void write_symbol(uchar addr,uchar symbol); void display_18B20_err(void); void ma