radio/src/targets/sky9x/i2c_driver.h

   1 /*
   2  * Copyright (C) OpenTX
   3  *
   4  * Based on code named
   5  *   th9x - http://code.google.com/p/th9x
   6  *   er9x - http://code.google.com/p/er9x
   7  *   gruvin9x - http://code.google.com/p/gruvin9x
   8  *
   9  * License GPLv2: http://www.gnu.org/licenses/gpl-2.0.html
  10  *
  11  * This program is free software; you can redistribute it and/or modify
  12  * it under the terms of the GNU General Public License version 2 as
  13  * published by the Free Software Foundation.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  */
  20
  21 #ifndef _I2C_DRIVER_H_
  22 #define _I2C_DRIVER_H_
  23
  24 #include "stdint.h"
  25
  26 uint32_t fromBCD(uint8_t bcd_value);
  27 uint8_t toBCD(uint32_t value);
  28
  29 bool i2cInit();
  30 uint32_t i2cReadBuffer(uint8_t chip, uint8_t *addr, uint8_t addr_len, uint8_t *buffer, uint32_t length);
  31 uint32_t i2cWriteBuffer(uint8_t chip, uint8_t *addr, uint8_t addr_len, uint8_t *buffer, uint32_t length);
  32
  33 #endif