dps2812_rtc_func.h

合众达2812开发例程

/**************************************************************************
	filename	DPS2812_RTC_FUNC.H
	designer	戴展波
	date		2004/12/27
*************************************************************************/

#ifndef DSP28_RTC_FUNC_H
#define DSP28_RTC_FUNC_H

#define		OUTPUT		0
#define		INPUT		1

#define		HIGH_LEVEL	1
#define		LOW_LEVEL	0

#define		SLAVE_ADDRESS	0xD0



void init_rtc(void);
void delay_time(unsigned int value);
void IIC_SDA_DIR(unsigned int dir);
void IIC_SCL_DIR(unsigned int dir);
void IIC_SCL_OUT(unsigned int data);
void IIC_SDA_OUT(unsigned int data);
unsigned int IIC_SDA_IN(void);
void Write_Start_bit(void);
void Write_Stop_bit(void);
unsigned int Read_Rtc_ACK(void);
void Write_Rtc(unsigned int Rtc_Var);
unsigned int Read_Rtc(void);
void Write_Seq(unsigned int first_addr,unsigned int *data,unsigned int length);
void Read_Seq(unsigned int first_addr,unsigned int *data,unsigned int length);
void Write_Rtc_ACK(void);

#endif