Subversion Repositories FlightCtrl

#ifndef _I2C_MASTER_H
#define _I2C_MASTER_H


#include <inttypes.h>

//############################################################################

// I2C Konstanten
#define SCL_CLOCK  200000L
#define I2C_TIMEOUT 30000
#define I2C_START          0x08
#define I2C_REPEATED_START 0x10
#define I2C_TX_SLA_ACK     0x18
#define I2C_TX_DATA_ACK    0x28
#define I2C_RX_SLA_ACK     0x40
#define I2C_RX_DATA_ACK    0x50

//############################################################################

extern volatile uint8_t twi_state;
extern volatile uint8_t motor;
extern volatile uint8_t motorread;
extern volatile uint8_t motor_rx[8];

void i2c_reset(void);
extern void i2c_init (void); // I2C initialisieren
extern void i2c_start (void); // Start I2C
extern void i2c_stop (void); // Stop I2C
extern void i2c_write_byte (int8_t byte); // 1 Byte schreiben
extern void i2c_reset(void);

#endif