src/main/drivers/bus_i2c.h

   1 /*
   2  * This file is part of Cleanflight.
   3  *
   4  * Cleanflight is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation, either version 3 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * Cleanflight is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with Cleanflight.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 #pragma once
  19
  20 typedef enum I2CDevice {
  21     I2CDEV_1,
  22     I2CDEV_2,
  23     I2CDEV_MAX = I2CDEV_2,
  24 } I2CDevice;
  25
  26 void i2cInit(I2CDevice index);
  27 bool i2cWriteBuffer(uint8_t addr_, uint8_t reg_, uint8_t len_, uint8_t *data);
  28 bool i2cWrite(uint8_t addr_, uint8_t reg, uint8_t data);
  29 bool i2cRead(uint8_t addr_, uint8_t reg, uint8_t len, uint8_t* buf);
  30 uint16_t i2cGetErrorCounter(void);