src/main/drivers/bus_i2c_busdev.h

   1 /*
   2  * This file is part of Cleanflight and Betaflight.
   3  *
   4  * Cleanflight and Betaflight are free software. You can redistribute
   5  * this software and/or modify this software under the terms of the
   6  * GNU General Public License as published by the Free Software
   7  * Foundation, either version 3 of the License, or (at your option)
   8  * any later version.
   9  *
  10  * Cleanflight and Betaflight are distributed in the hope that they
  11  * will be useful, but WITHOUT ANY WARRANTY; without even the implied
  12  * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  13  * See the GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this software.
  17  *
  18  * If not, see <http://www.gnu.org/licenses/>.
  19  */
  20
  21 #pragma once
  22
  23 bool i2cBusWriteRegister(const extDevice_t *dev, uint8_t reg, uint8_t data);
  24 bool i2cBusWriteRegisterStart(const extDevice_t *dev, uint8_t reg, uint8_t data);
  25 bool i2cBusReadRegisterBuffer(const extDevice_t *dev, uint8_t reg, uint8_t *data, uint8_t length);
  26 uint8_t i2cBusReadRegister(const extDevice_t *dev, uint8_t reg);
  27 bool i2cBusReadRegisterBufferStart(const extDevice_t *dev, uint8_t reg, uint8_t *data, uint8_t length);
  28 bool i2cBusBusy(const extDevice_t *dev, bool *error);
  29 // Associate a device with an I2C bus
  30 bool i2cBusSetInstance(const extDevice_t *dev, uint32_t device);
  31 void i2cBusDeviceRegister(const extDevice_t *dev);