2 * This file is part of Cleanflight and Betaflight.
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)
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.
15 * You should have received a copy of the GNU General Public License
16 * along with this software.
18 * If not, see <http://www.gnu.org/licenses/>.
29 #if defined(USE_PWM) || defined(USE_PPM)
31 #include "common/utils.h"
33 #include "config/feature.h"
37 #include "drivers/rx/rx_pwm.h"
39 #include "config/config.h"
44 static float pwmReadRawRC(const rxRuntimeState_t
*rxRuntimeState
, uint8_t channel
)
46 UNUSED(rxRuntimeState
);
47 return pwmRead(channel
);
50 static float ppmReadRawRC(const rxRuntimeState_t
*rxRuntimeState
, uint8_t channel
)
52 UNUSED(rxRuntimeState
);
53 return ppmRead(channel
);
56 void rxPwmInit(const rxConfig_t
*rxConfig
, rxRuntimeState_t
*rxRuntimeState
)
60 rxRuntimeState
->rxRefreshRate
= 20000;
62 // configure PWM/CPPM read function and max number of channels. serial rx below will override both of these, if enabled
63 switch (rxRuntimeState
->rxProvider
) {
67 case RX_PROVIDER_PARALLEL_PWM
:
68 rxRuntimeState
->channelCount
= MAX_SUPPORTED_RC_PARALLEL_PWM_CHANNEL_COUNT
;
69 rxRuntimeState
->rcReadRawFn
= pwmReadRawRC
;
73 rxRuntimeState
->channelCount
= MAX_SUPPORTED_RC_PPM_CHANNEL_COUNT
;
74 rxRuntimeState
->rcReadRawFn
= ppmReadRawRC
;