Files
AI-on-the-edge-device/code/components/jomjol_controlGPIO/RmtDriver4.h
SybexX 7de18753d9 Update smartled driver (#3500)
* update-SmartLeds

* Update sdkconfig.defaults
2025-02-14 18:07:55 +01:00

69 lines
2.4 KiB
C++

/********************************************************************************
* https://github.com/RoboticsBrno/SmartLeds
*
* MIT License
*
* Copyright (c) 2017 RoboticsBrno (RobotikaBrno)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*******************************************************************************/
#pragma once
#include "RmtDriver.h"
#if !SMARTLEDS_NEW_RMT_DRIVER
#include "Color.h"
#include <driver/rmt.h>
#include <freertos/FreeRTOS.h>
#include <freertos/semphr.h>
namespace detail {
constexpr const int CHANNEL_COUNT = RMT_CHANNEL_MAX;
class RmtDriver {
public:
RmtDriver(const LedType& timing, int count, int pin, int channel_num, SemaphoreHandle_t finishedFlag);
RmtDriver(const RmtDriver&) = delete;
esp_err_t init();
esp_err_t registerIsr(bool isFirstRegisteredChannel);
esp_err_t unregisterIsr();
esp_err_t transmit(const Rgb* buffer);
private:
static void IRAM_ATTR txEndCallback(rmt_channel_t channel, void* arg);
static void IRAM_ATTR translateSample(const void* src, rmt_item32_t* dest, size_t src_size,
size_t wanted_rmt_items_num, size_t* out_consumed_src_bytes, size_t* out_used_rmt_items);
const LedType& _timing;
int _count;
gpio_num_t _pin;
SemaphoreHandle_t _finishedFlag;
rmt_channel_t _channel;
rmt_item32_t _bitToRmt[2];
size_t _translatorSourceOffset;
};
};
#endif // !SMARTLEDS_NEW_RMT_DRIVER