pcf8563.h

PCF8563的读写程序 怎么应用时钟芯片 应用到MSP430F149单片机当中

#include"General.h"


#define    CLKSDA_IN          (P6DIR &= ~BIT6)              //数据线口为输入
#define    CLKSDA_OUT         (P6DIR |=  BIT6)              //数据线口为输出
#define    CLKSDA_1           (P6OUT |=  BIT6)              //SDA = 1
#define    CLKSDA_0           (P6OUT &= ~BIT6)              //SDA = 0

#define    CLKSDA_VAL         (P6IN & BIT6)                 //Read SDA
#define    CLKSCL_IN          (P6DIR &= ~BIT5)              //时钟线口为输入
#define    CLKSCL_OUT         (P6DIR |=  BIT5)              //时钟线口为输出
#define    CLKSCL_1           (P6OUT |=  BIT5)              //SCL = 1
#define    CLKSCL_0           (P6OUT &= ~BIT5)              //SCL = 0
#define    PCF_CONTROL0        0X00
#define    PCF_CONTROL1        0X01
#define    MIN_ALARM           0x09
#define    HOUR_ALARM          0x0a
#define    YEAR_ALARM          0x0b
#define    WEEK_ALARM          0x0c
#define    MIN                 0x02        //秒寄存器
#define    SEC                 0x03        //分寄存器
#define    HOUR                0x04        //时寄存器
#define    DAY                 0x05        //日寄存器
#define    WEEK                0x06        //周寄存器
#define    MONTH               0x07        //月寄存器
#define    YEAR                0x08        //年寄存器
#define    READ_ADD            0xA3        // 读器件地址
#define    WRITE_ADD           0xA2        //写器件地址
#define delayNOP(); {_nop_();_nop_();_nop_();_nop_();};   
/**
typedef struct tgTime
{
  uchar Year;//2000年为0,BCD格式
  uchar Month;
  uchar Date;
  uchar Hour;
  uchar Minute;
  uchar Second;
} Time;      
extern Time  SysTime;    
*****/     
extern uchar g8563_store[7]; /*时间交换区,全局变量声明*/
 /*写入时间初值：星期一 07:59:00*/ 
void P8563_init(void);
void iic_start(void);
void iic_stop(void);
void slave_ACK(void);
void slave_NOACK(void);
void check_ACK(void);
void IICSendByte(uchar ch);
uchar IICreceiveByte(void);
void write_CFGbyte(uchar CFG_add,uchar CFG_data);
uchar receive_CFGbyte(uchar CFG_add);
void receive_CFGNbyte(uchar CFG_add, uchar n,uchar * buff);
void P8563_Readtime(void);
void P8563_settime(void);
void Write_buffclk(uchar addr, uchar len,uchar * buff);
void Read_buffclk(uchar addr, uchar len,uchar * buff);
void ReadTimeDate(uchar *str);
void Init_Clk(void);
void iic_NoAcknowledge(void);