c51实现万年历温度闹钟功能文库.docVIP

#include reg51.h sbit Bell_Out = P1 ^ 7;//闹钟管脚输出 sbit DQ = P2 ^ 1;//ds1820data sbit clock_clk = P2 ^ 2;//ds1302_clk sbit clock_dat = P2 ^ 3;//ds1302_dat sbit clock_Rst = P2 ^ 4;//ds1302_Rst #define Disp_On 0x3f //定义管脚的指令值 #define Disp_Off 0x3e #define Col_Add 0x40 #define Page_Add 0xb8 #define Start_Line 0xc0 #define Lcd_Bus P0 //定义数据口 sbit Mcs = P3 ^ 5; // sbit Scs = P3 ^ 6; // sbit Enable = P1 ^ 5; // sbit Di = P1 ^ 4; // sbit RW = P1 ^ 3; // sbit Lcd_Rst= P3 ^ 7; // //键盘扫描 sbit Add_Key = P1 ^ 0;//加1键 sbit Dec_Key = P1 ^ 1;//减1键 sbit OK_Key = P1 ^ 2;//确定键 //24存储器 sbit SCL = P3 ^ 3; sbit SDA = P3 ^ 4; sbit WP = P3 ^ 2; #define TRUE 1 #define FALSE 0 #define Delay2408_TIME 60 //经实验，不要小于50！否则可能造成时序混乱 //为了编程方便定义的位变量 sbit a0 = ACC ^ 0; sbit a1 = ACC ^ 1; sbit a2 = ACC ^ 2; sbit a3 = ACC ^ 3; sbit a4 = ACC ^ 4; sbit a5 = ACC ^ 5; sbit a6 = ACC ^ 6; sbit a7 = ACC ^ 7; bit flag, Bell_Swh,Hourb,Minb,Secb,Kgb;//闪烁标志位 bit sec=0,min=0,hour=0,year=0,mon=0,day=0,weekk=0; //闪烁标志位 unsigned char id,id2,d,e,S_1302,H_1302,H_2402,S_2402; // //Function Definition　函数声明 void Delay(int num); void Init_DS18B20(void); unsigned char ReadOneChar(void); void WriteOneChar(unsigned char dat); unsigned int ReadTemperature(void); void clock_out(unsigned char dd); unsigned char clock_in(void); unsigned char read_clock(unsigned char ord); void write_clock(unsigned char ord, unsigned char dd); void Disp(void); void id_case1_key(void); void id_case2_key(void); void Set_time(unsigned char sel,bit sel_1); void Timer0_Init(void); void Init_1302(void); void Set_Bell(unsigned char sel, bit sel_1); //24系列 void Delay2408(unsigned int t); void I2C_Start(void); void I2C_Stop(void); void SEND_0(void); void SEND_1(void); bit Check_Acknowledge(void); void WriteI2CByte(unsigned char b)reentrant; unsigned char ReadI2CByte(void)reentrant; void Write_One_Byte(unsigned char addr,unsigned char thedata); char Rea