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#ifndef _TWI_SLAVE_H_

#define _TWI_SLAVE_H_

extern unsigned char I2C_IN;

extern void StartI2C(void);

#define TWI_BUS_ERR_1   0x00

#define TWI_BUS_ERR_2   0xF8

// Status Slave RX Mode

#define SR_SLA_ACK      0x60

#define SR_LOST_ACK     0x68

#define SR_GEN_CALL_ACK 0x70

#define GEN_LOST_ACK    0x78

#define SR_PREV_ACK     0x80

#define SR_PREV_NACK    0x88

#define GEN_PREV_ACK    0x90

#define GEN_PREV_NACK   0x98

#define STOP_CONDITION  0xA0

#define REPEATED_START  0xA0

// Status Slave TX mode

#define SW_SLA_ACK      0xA8

#define SW_LOST_ACK     0xB0

#define SW_DATA_ACK     0xB8

#define SW_DATA_NACK    0xC0

#define SW_LAST_ACK     0xC8

#endif