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<textarea cols=105 rows=17>文件頭:
#include "CLSdef.H"
#ifndef _S3530A_
#define _S3530A_
#define WRITE 0x00 // SMBus WRITE command
#define READ 0x01 // SMBus READ command
// Device addresses (7 bits, lsb is a don't care)
#define CLOCK3530_ADDRESS_RESET 0x60 //1 ack
#define CLOCK3530_ADDRESS_STATUS 0x62 //2 ack
#define CLOCK3530_ADDRESS_DATEHOUR 0x64 //8 ack year month day week hour minute second
#define CLOCK3530_ADDRESS_HOUR 0x66 //4 ack hour minute second
#define CLOCK3530_ADDRESS_INT1 0x68 //3 ack
#define CLOCK3530_ADDRESS_INT2 0x6A //3 ack
// SMBus states:
// MT = Master Transmitter
// MR = Master Receiver
#define SMB_BUS_ERROR 0x00 // (all modes) BUS ERROR
#define SMB_START 0x08 // (MT & MR) START transmitted
#define SMB_RP_START 0x10 // (MT & MR) repeated START
#define SMB_MTADDACK 0x18 // (MT) Slave address + W transmitted;
// ACK received
#define SMB_MTADDNACK 0x20 // (MT) Slave address + W transmitted;
// NACK</textarea><BR>
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<textarea cols=105 rows=12>文件尾:
data byte transmitted; NACK rec'vd
#define SMB_MTARBLOST 0x38 // (MT) arbitration lost
#define SMB_MRADDACK 0x40 // (MR) Slave address + R transmitted;
// ACK received
#define SMB_MRADDNACK 0x48 // (MR) Slave address + R transmitted;
// NACK received
#define SMB_MRDBACK 0x50 // (MR) data byte rec'vd; ACK transmitted
#define SMB_MRDBNACK 0x58 // (MR) data byte rec'vd; NACK transmitted
//-----------------------------------------------------------------------------------
//Global VARIABLES
//-----------------------------------------------------------------------------------
extern void ResetRealClock(void) ;
extern void SetRealClock(void) ;
extern void GetRealClock(void) ;
extern CDateTime GetRealTime(void) ;
extern unsigned char GetRealClockStatus(void) ;
extern void SetRealClockStatus(unsigned char status);
extern void SMBUS_ISR (void) ;
extern void SET_S3530A(CDateTime g_objDateTime ) ;
#endif
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