Files
edgetx-gx12/radio/src/mixer_scheduler.h
T
2022-03-20 16:22:12 +01:00

81 lines
2.1 KiB
C

/*
* Copyright (C) EdgeTX
*
* Based on code named
* opentx - https://github.com/opentx/opentx
* th9x - http://code.google.com/p/th9x
* er9x - http://code.google.com/p/er9x
* gruvin9x - http://code.google.com/p/gruvin9x
*
* License GPLv2: http://www.gnu.org/licenses/gpl-2.0.html
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#pragma once
#include <stdint.h>
#define MIXER_SCHEDULER_DEFAULT_PERIOD_US 4000u // 4ms
#define MIXER_SCHEDULER_JOYSTICK_PERIOD_US 2000u // 2ms
#define MIN_REFRESH_RATE 850 /* us */
#define MAX_REFRESH_RATE 50000 /* us */
#if !defined(SIMU)
// Call once to initialize the mixer scheduler
void mixerSchedulerInit();
// Configure and start the scheduler timer
void mixerSchedulerStart();
// Stop the scheduler timer
void mixerSchedulerStop();
// Set the timer counter to 0
void mixerSchedulerResetTimer();
// Set the scheduling period for a given module
void mixerSchedulerSetPeriod(uint8_t moduleIdx, uint16_t periodUs);
// Enable the timer trigger
void mixerSchedulerEnableTrigger();
// Disable the timer trigger
void mixerSchedulerDisableTrigger();
// Fetch the current scheduling period
uint16_t getMixerSchedulerPeriod();
// Trigger mixer from an ISR
void mixerSchedulerISRTrigger();
#else
#define mixerSchedulerInit()
#define mixerSchedulerStart()
#define mixerSchedulerStop()
#define mixerSchedulerResetTimer()
#define mixerSchedulerSetPeriod(m,p)
#define mixerSchedulerClearTrigger()
#define mixerSchedulerEnableTrigger()
#define mixerSchedulerDisableTrigger()
#define getMixerSchedulerPeriod() (MIXER_SCHEDULER_DEFAULT_PERIOD_US)
#define mixerSchedulerISRTrigger()
#endif
// Wait for the scheduler timer to trigger
// returns true if timeout, false otherwise
bool mixerSchedulerWaitForTrigger(uint8_t timeoutMs);