src/main/drivers/rx/rx_pwm.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 typedef enum {
  24     INPUT_FILTERING_DISABLED = 0,
  25     INPUT_FILTERING_ENABLED
  26 } inputFilteringMode_e;
  27
  28 #define PPM_RCVR_TIMEOUT            0
  29 #define PWM_INPUT_PORT_COUNT        8
  30
  31 struct ppmConfig_s;
  32 void ppmRxInit(const struct ppmConfig_s *ppmConfig);
  33 struct pwmConfig_s;
  34 void pwmRxInit(const struct pwmConfig_s *pwmConfig);
  35
  36 uint16_t pwmRead(uint8_t channel);
  37 uint16_t ppmRead(uint8_t channel);
  38
  39 bool isPPMDataBeingReceived(void);
  40 void resetPPMDataReceivedState(void);
  41
  42 bool isPWMDataBeingReceived(void);