clock.h

Clock basic msp430f149

#define DS1302_DIR  P6DIR
#define DS1302_IN  P6IN
#define DS1302_OUT  P6OUT

#define LEDDIR P4DIR
#define LEDOUT P4OUT

#define DS1302_RST  BIT2
#define DS1302_SCLK  BIT1
#define DS1302_SDI  BIT0  //定义MSP320的端口

#define DS1302_RST_LO  DS1302_OUT &= ~DS1302_RST
#define DS1302_RST_HI  DS1302_OUT |= DS1302_RST
#define DS1302_SCLK_LO  DS1302_OUT &= ~DS1302_SCLK
#define DS1302_SCLK_HI  DS1302_OUT |= DS1302_SCLK
#define DS1302_SDI_LO  DS1302_OUT &= ~DS1302_SDI
#define DS1302_SDI_HI  DS1302_OUT |= DS1302_SDI

void DS1302_Delay(unsigned int dtime);
void DS1302_Reset(void);
void DS1302_WriteOneByte(unsigned char w_dat);
void DS1302_WriteData(unsigned char addr,unsigned char w_dat);
void DS1302_SettingData(void);
void DS1302_GetData(unsigned char *str);
unsigned char DS1302_ReadOneByte(void);
unsigned char DS1302_ReadData(unsigned char addr);