Subversion Repositories FlightCtrl

#ifndef _I2C_MASTER_H
#define _I2C_MASTER_H

#include <inttypes.h>
#include "configuration.h"

#define TWI_STATE_MOTOR_TX                      0
#define TWI_STATE_MOTOR_RX                      3
#define TWI_STATE_GYRO_OFFSET_TX        7

extern volatile uint8_t twi_state;
extern uint8_t missingMotor;

typedef struct {
        uint8_t throttle; // written by attitude controller
        uint8_t present; // 0 if BL was found
        uint8_t error; // I2C error counter
        uint8_t current; // read back from BL
        uint8_t maxPWM; // read back from BL
}__attribute__((packed)) motorData_t;

extern motorData_t motor[MAX_MOTORS];

extern volatile uint16_t I2CTimeout;

extern void I2C_init(void); // Initialize I2C
extern void I2C_Start(uint8_t start_state); // Start I2C
extern void I2C_Stop(uint8_t start_state); // Stop I2C
extern void I2C_Reset(void); // Reset I2C
extern void twi_diagnostics(void);

#endif