src/main/pg/bus_i2c.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 #include "drivers/bus_i2c.h"
  24 #include "drivers/io_types.h"
  25 #include "drivers/rcc_types.h"
  26
  27 #include "pg/pg.h"
  28
  29 #define I2C_CLOCKSPEED_MIN_KHZ      100
  30 #define I2C_CLOCKSPEED_MAX_KHZ      1300
  31
  32 typedef struct i2cConfig_s {
  33     ioTag_t ioTagScl;
  34     ioTag_t ioTagSda;
  35     bool pullUp;
  36     uint16_t clockSpeed;
  37 } i2cConfig_t;
  38
  39 PG_DECLARE_ARRAY(i2cConfig_t, I2CDEV_COUNT, i2cConfig);