src/main/rx/sim.c

   1 /*
   2  * This file is part of Cleanflight.
   3  *
   4  * Cleanflight is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation, either version 3 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * Cleanflight is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with Cleanflight.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 #include <stdbool.h>
  19 #include <stdint.h>
  20
  21 #include "platform.h"
  22
  23 #ifdef USE_RX_SIM
  24
  25 #include "build/build_config.h"
  26
  27 #include "common/utils.h"
  28
  29 #include "rx/rx.h"
  30 #include "rx/sim.h"
  31
  32 static uint16_t channels[MAX_SUPPORTED_RC_CHANNEL_COUNT];
  33 static bool hasNewData = false;
  34 static uint16_t rssi = 0;
  35
  36 static uint16_t rxSimReadRawRC(const rxRuntimeConfig_t *rxRuntimeConfigPtr, uint8_t chan) {
  37     UNUSED(rxRuntimeConfigPtr);
  38     return channels[chan];
  39 }
  40
  41 void rxSimSetChannelValue(uint16_t* values, uint8_t count) {
  42     for (size_t i = 0; i < count; i++) {
  43         channels[i] = values[i];
  44     }
  45
  46     hasNewData = true;
  47 }
  48
  49 static uint8_t rxSimFrameStatus(rxRuntimeConfig_t *rxRuntimeConfig) {
  50     UNUSED(rxRuntimeConfig);
  51
  52     lqTrackerSet(rxRuntimeConfig->lqTracker, rssi);
  53
  54     if (!hasNewData) {
  55         return RX_FRAME_PENDING;
  56     }
  57
  58     hasNewData = false;
  59     return RX_FRAME_COMPLETE;
  60 }
  61
  62 void rxSimInit(const rxConfig_t *rxConfig, rxRuntimeConfig_t *rxRuntimeConfig) {
  63     UNUSED(rxConfig);
  64
  65     rxRuntimeConfig->channelCount = MAX_SUPPORTED_RC_CHANNEL_COUNT;
  66     rxRuntimeConfig->rxSignalTimeout = DELAY_5_HZ;
  67     rxRuntimeConfig->rcReadRawFn = rxSimReadRawRC;
  68     rxRuntimeConfig->rcFrameStatusFn = rxSimFrameStatus;
  69 }
  70
  71 void rxSimSetRssi(uint16_t value) {
  72     rssi = value;
  73 }
  74 #endif