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[examples] Add example with TinyUSB and FreeRTOS (for Nucleo-F429ZI)
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/* | ||
* Copyright (c) 2022, Raphael Lehmann | ||
* | ||
* This file is part of the modm project. | ||
* | ||
* This Source Code Form is subject to the terms of the Mozilla Public | ||
* License, v. 2.0. If a copy of the MPL was not distributed with this | ||
* file, You can obtain one at http://mozilla.org/MPL/2.0/. | ||
*/ | ||
// ---------------------------------------------------------------------------- | ||
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#include <tusb.h> | ||
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#include <modm/board.hpp> | ||
#include <modm/processing/rtos.hpp> | ||
#include <modm/processing/timer/periodic_timer.hpp> | ||
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using namespace Board; | ||
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class SomeTask : modm::rtos::Thread | ||
{ | ||
public: | ||
SomeTask() : Thread(2, 2048, "some_task") {} | ||
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void | ||
run() | ||
{ | ||
modm::PeriodicTimer tmr{2.5s}; | ||
uint8_t counter{0}; | ||
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while (1) | ||
{ | ||
if (tmr.execute()) | ||
{ | ||
MODM_LOG_INFO << "SomeTask: Hello via Uart, counter=" << (counter++) << modm::endl; | ||
} | ||
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vTaskDelay(1); | ||
} | ||
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vTaskDelete(0); | ||
} | ||
}; | ||
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class UsbTask : modm::rtos::Thread | ||
{ | ||
public: | ||
UsbTask() : Thread(1, 2048, "usb_task"), usb_io_device0{}, usb_stream0{usb_io_device0} {} | ||
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void | ||
run() | ||
{ | ||
MODM_LOG_INFO << "USBTask: Calling Board::initializeUsbFs() ..." << modm::endl; | ||
Board::initializeUsbFs(4); | ||
MODM_LOG_INFO << "USBTask: Calling tusb_init() ..." << modm::endl; | ||
tusb_init(); | ||
MODM_LOG_INFO << "... done!" << modm::endl; | ||
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modm::PeriodicTimer tmr{2.5s}; | ||
uint8_t counter{0}; | ||
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while (1) | ||
{ | ||
tud_task(); | ||
if (tmr.execute()) | ||
{ | ||
MODM_LOG_INFO << "UsbTask: Hello via Uart, counter=" << counter << modm::endl; | ||
usb_stream0 << "UsbTask: Hello via USB CDC, counter=" << counter << modm::endl; | ||
counter++; | ||
} | ||
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vTaskDelay(1); | ||
} | ||
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vTaskDelete(0); | ||
} | ||
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private: | ||
modm::IODeviceWrapper<UsbUart0, modm::IOBuffer::DiscardIfFull> usb_io_device0; | ||
modm::IOStream usb_stream0; | ||
}; | ||
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SomeTask someTask; | ||
UsbTask usbTask; | ||
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int | ||
main() | ||
{ | ||
Board::initialize(); | ||
Leds::setOutput(); | ||
MODM_LOG_INFO << "Nucleo-F429ZI: TinyUSB & FreeRTOS example" << modm::endl; | ||
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MODM_LOG_INFO << "WARNING!" << modm::endl; | ||
MODM_LOG_INFO << "TinyUSB in modm does not currently use the FreeRTOS abstraction layer"; | ||
MODM_LOG_INFO << " and is not thread-safe with FreeRTOS threads." << modm::endl; | ||
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modm::rtos::Scheduler::schedule(); | ||
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// we should never get here | ||
return 0; | ||
} |
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<library> | ||
<extends>modm:nucleo-f429zi</extends> | ||
<options> | ||
<option name="modm:build:build.path">../../../build/nucleo_f429zi/usb_freertos</option> | ||
<option name="modm:tinyusb:config">device.cdc</option> | ||
</options> | ||
<modules> | ||
<module>modm:build:scons</module> | ||
<module>modm:freertos</module> | ||
<module>modm:processing:rtos</module> | ||
<module>modm:processing:timer</module> | ||
<module>modm:tinyusb</module> | ||
</modules> | ||
<collectors> | ||
<collect name="modm:build:cppdefines">CFG_TUSB_DEBUG=2</collect> | ||
</collectors> | ||
</library> |