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[examples] Add WeAct-U585CI examples
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‎.github/workflows/linux.yml‎

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- name: Examples STM32U3 Series
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if: always()
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run: |
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(cd examples && ../tools/scripts/examples_compile.py nucleo_u385rg-q)
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(cd examples && ../tools/scripts/examples_compile.py nucleo_u385rg-q weact_u585ci)
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- name: Examples STM32U5 Series
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if: always()
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run: |

‎examples/weact_u585ci/blink/main.cpp‎

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/*
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* Copyright (c) 2017, Niklas Hauser
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* Copyright (c) 2017, Sascha Schade
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*
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* This file is part of the modm project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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#include <modm/board.hpp>
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int main()
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{
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Board::initialize();
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Board::Leds::setOutput();
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while (true)
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{
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Board::Leds::toggle();
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modm::delay(Board::Button::read() ? 250ms : 500ms);
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}
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return 0;
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}

‎examples/weact_u585ci/blink/project.xml‎

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<library>
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<extends>modm:weact-u585ci</extends>
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<options>
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<option name="modm:build:build.path">../../../build/weact_u585ci/blink</option>
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</options>
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<modules>
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<module>modm:architecture:delay</module>
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<module>modm:build:scons</module>
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</modules>
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<collectors>
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<collect name="modm:build:openocd.source">interface/stlink.cfg</collect>
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</collectors>
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</library>

‎examples/weact_u585ci/usb/main.cpp‎

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/*
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* Copyright (c) 2020, Niklas Hauser
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*
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* This file is part of the modm project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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#include <tusb.h>
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#include <modm/board.hpp>
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#include <modm/io.hpp>
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#include <modm/processing.hpp>
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using namespace Board;
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#if CFG_TUD_CDC
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modm::IODeviceWrapper<UsbUart0, modm::IOBuffer::DiscardIfFull> usb_io_device0;
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modm::IOStream usb_stream0(usb_io_device0);
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#endif
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modm::PeriodicTimer tmr{2.5s};
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// Invoked when device is mounted
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void tud_mount_cb() { tmr.restart(1s); }
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// Invoked when device is unmounted
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void tud_umount_cb() { tmr.restart(250ms); }
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// Invoked when usb bus is suspended
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// remote_wakeup_en : if host allow us to perform remote wakeup
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// Within 7ms, device must draw an average of current less than 2.5 mA from bus
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void tud_suspend_cb(bool) { tmr.restart(2.5s); }
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// Invoked when usb bus is resumed
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void tud_resume_cb() { tmr.restart(1s); }
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void midi_task();
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modm_section(".noinit") uint64_t dfu_mode;
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constexpr uint64_t DFU_MAGIC{0xf318ea89313f2be8};
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// Invoked on DFU_DETACH request to reboot to the bootloader
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void tud_dfu_runtime_reboot_to_dfu_cb(void)
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{
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dfu_mode = DFU_MAGIC;
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// You must delay SystemReset so that TinyUSB can finish!!!
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tmr.restart(100ms);
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}
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int main()
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{
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if (dfu_mode == DFU_MAGIC)
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{
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dfu_mode = 0; __DSB();
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// Jump to SystemFlash *before* initializing any peripherals!
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asm volatile
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(
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// Address of SystemFlash differs between devices!!!
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"ldr r0, =0x0BF90000" "\n\t"
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"ldr sp,[r0, #0]" "\n\t"
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"ldr r0,[r0, #4]" "\n\t"
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"bx r0"
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);
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}
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Board::initialize();
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Board::initializeUsb();
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tusb_init();
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while (true)
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{
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tud_task();
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midi_task();
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#if CFG_TUD_CDC
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// Do a loopback on the CDC
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if (char input; usb_stream0.get(input), input != modm::IOStream::eof) {
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usb_stream0 << input;
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}
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#endif
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if (tmr.execute())
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{
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if (dfu_mode == DFU_MAGIC) NVIC_SystemReset();
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Leds::toggle();
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static uint8_t counter{0};
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#ifdef MODM_BOARD_HAS_LOGGER
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MODM_LOG_INFO << "Loop counter: " << (counter++) << modm::endl;
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#endif
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#if CFG_TUD_CDC
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usb_stream0 << "Hello World from USB: " << (counter++) << modm::endl;
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#endif
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}
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}
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return 0;
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}
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void midi_task()
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{
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#if CFG_TUD_MIDI
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static modm::PeriodicTimer tmr{286ms};
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if (tmr.execute())
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{
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// The MIT License (MIT)
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// Copyright (c) 2019 Ha Thach (tinyusb.org)
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// Store example melody as an array of note values
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static uint8_t note_sequence[] =
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{
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74,78,81,86,90,93,98,102,57,61,66,69,73,78,81,85,88,92,97,100,97,92,88,85,81,78,
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74,69,66,62,57,62,66,69,74,78,81,86,90,93,97,102,97,93,90,85,81,78,73,68,64,61,
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56,61,64,68,74,78,81,86,90,93,98,102
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};
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// The MIDI interface always creates input and output port/jack descriptors
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// regardless of these being used or not. Therefore incoming traffic should be read
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// (possibly just discarded) to avoid the sender blocking in IO
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uint8_t packet[4];
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while ( tud_midi_available() ) tud_midi_packet_read(packet);
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// Variable that holds the current position in the sequence.
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static uint32_t note_pos = 0;
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uint8_t const cable_num = 0; // MIDI jack associated with USB endpoint
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uint8_t const channel = 0; // 0 for channel 1
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// Previous positions in the note sequence.
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int previous = note_pos - 1;
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// If we currently are at position 0, set the
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// previous position to the last note in the sequence.
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if (previous < 0) previous = sizeof(note_sequence) - 1;
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// Send Note On for current position at full velocity (127) on channel 1.
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uint8_t note_on[3] = { 0x90 | channel, note_sequence[note_pos], 127 };
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tud_midi_stream_write(cable_num, note_on, 3);
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// Send Note Off for previous note.
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uint8_t note_off[3] = { 0x80 | channel, note_sequence[previous], 0};
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tud_midi_stream_write(cable_num, note_off, 3);
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// Increment position
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note_pos++;
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// If we are at the end of the sequence, start over.
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if (note_pos >= sizeof(note_sequence)) note_pos = 0;
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}
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#endif
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}

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