src/main/drivers/rangefinder/rangefinder_hcsr04.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 "pg/pg.h"
  24 #include "common/time.h"
  25 #include "drivers/rangefinder/rangefinder.h"
  26 #include "sensors/battery.h"
  27
  28 #define RANGEFINDER_HCSR04_TASK_PERIOD_MS 70
  29
  30 typedef struct sonarConfig_s {
  31     ioTag_t triggerTag;
  32     ioTag_t echoTag;
  33 } sonarConfig_t;
  34
  35 PG_DECLARE(sonarConfig_t, sonarConfig);
  36
  37 bool hcsr04Detect(rangefinderDev_t *dev, const sonarConfig_t * sonarConfig);