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6 changes: 3 additions & 3 deletions
6
...s/stm32f3_discovery/usbserial/project.xml → examples/stm32f3_discovery/usb/project.xml
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,74 @@ | ||
| /* | ||
| * Copyright (c) 2020, Erik Henriksson | ||
| * | ||
| * 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/io.hpp> | ||
| #include <modm/processing.hpp> | ||
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| using namespace Board; | ||
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| modm::PeriodicTimer tmr{1s}; | ||
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| // Invoked when device is mounted | ||
| void tud_mount_cb() { tmr.restart(1s); } | ||
| // Invoked when device is unmounted | ||
| void tud_umount_cb() { tmr.restart(250ms); } | ||
| // Invoked when usb bus is suspended | ||
| // remote_wakeup_en : if host allow us to perform remote wakeup | ||
| // Within 7ms, device must draw an average of current less than 2.5 mA from bus | ||
| void tud_suspend_cb(bool) { tmr.restart(2.5s); } | ||
| // Invoked when usb bus is resumed | ||
| void tud_resume_cb() { tmr.restart(1s); } | ||
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| modm_noinit uint64_t dfu_mode; | ||
| constexpr uint64_t DFU_MAGIC{0xf318ea89313f2be8}; | ||
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| int main() | ||
| { | ||
| if (dfu_mode == DFU_MAGIC) | ||
| { | ||
| dfu_mode = 0; __DSB(); | ||
| // Jump to SystemFlash *before* initializing any peripherals! | ||
| asm volatile | ||
| ( | ||
| // Address of SystemFlash differs between devices!!! | ||
| "ldr r0, =0x1FFFD800" "\n\t" | ||
| "ldr sp,[r0, #0]" "\n\t" | ||
| "ldr r0,[r0, #4]" "\n\t" | ||
| "bx r0" | ||
| ); | ||
| } | ||
| Board::initialize(); | ||
| Board::initializeUsb(); | ||
| tusb_init(); | ||
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| while (true) | ||
| { | ||
| tud_task(); | ||
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| if (tmr.execute()) | ||
| { | ||
| if (dfu_mode == DFU_MAGIC) NVIC_SystemReset(); | ||
| LedNorth::toggle(); | ||
| } | ||
| } | ||
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| return 0; | ||
| } | ||
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| // Invoked on DFU_DETACH request to reboot to the bootloader | ||
| void tud_dfu_rt_reboot_to_dfu(void) | ||
| { | ||
| dfu_mode = DFU_MAGIC; | ||
| // You must delay SystemReset so that TinyUSB can finish!!! | ||
| tmr.restart(100ms); | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,13 @@ | ||
| <library> | ||
| <extends>modm:disco-f303vc</extends> | ||
| <options> | ||
| <option name="modm:build:build.path">../../../build/stm32f3_discovery/usb_dfu</option> | ||
| <option name="modm:tinyusb:config">device.dfu</option> | ||
| </options> | ||
| <modules> | ||
| <module>modm:build:scons</module> | ||
| <module>modm:tinyusb</module> | ||
| <module>modm:processing:timer</module> | ||
| <module>modm:io</module> | ||
| </modules> | ||
| </library> |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,102 @@ | ||
| /* | ||
| * Copyright (c) 2020, Erik Henriksson | ||
| * | ||
| * 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/io.hpp> | ||
| #include <modm/processing.hpp> | ||
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| using namespace Board; | ||
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| #if CFG_TUD_CDC | ||
| modm::IODeviceWrapper<UsbUart0, modm::IOBuffer::DiscardIfFull> usb_io_device0; | ||
| modm::IOStream usb_stream0(usb_io_device0); | ||
| #endif | ||
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| modm::PeriodicTimer tmr{1s}; | ||
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| // Invoked when device is mounted | ||
| void tud_mount_cb() { tmr.restart(1s); } | ||
| // Invoked when device is unmounted | ||
| void tud_umount_cb() { tmr.restart(250ms); } | ||
| // Invoked when usb bus is suspended | ||
| // remote_wakeup_en : if host allow us to perform remote wakeup | ||
| // Within 7ms, device must draw an average of current less than 2.5 mA from bus | ||
| void tud_suspend_cb(bool) { tmr.restart(2.5s); } | ||
| // Invoked when usb bus is resumed | ||
| void tud_resume_cb() { tmr.restart(1s); } | ||
| void midi_task(); | ||
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| int main() | ||
| { | ||
| Board::initialize(); | ||
| Board::initializeUsbFs(); | ||
| Leds::setOutput(); | ||
| tusb_init(); | ||
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| while (true) | ||
| { | ||
| tud_task(); | ||
| midi_task(); | ||
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| if (tmr.execute()) | ||
| { | ||
| Leds::toggle(); | ||
| #if CFG_TUD_CDC | ||
| static uint8_t counter{0}; | ||
| usb_stream0 << "Hello World from USB0: " << (counter++) << modm::endl; | ||
| #endif | ||
| } | ||
| } | ||
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| return 0; | ||
| } | ||
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| void midi_task() | ||
| { | ||
| #if CFG_TUD_MIDI | ||
| static modm::PeriodicTimer tmr{286ms}; | ||
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| if (tmr.execute()) | ||
| { | ||
| // Store example melody as an array of note values | ||
| static uint8_t note_sequence[] = | ||
| { | ||
| 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, | ||
| 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, | ||
| 56,61,64,68,74,78,81,86,90,93,98,102 | ||
| }; | ||
| // Variable that holds the current position in the sequence. | ||
| static uint32_t note_pos = 0; | ||
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| // Previous positions in the note sequence. | ||
| int previous = note_pos - 1; | ||
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| // If we currently are at position 0, set the | ||
| // previous position to the last note in the sequence. | ||
| 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. | ||
| tudi_midi_write24(0, 0x90, note_sequence[note_pos], 127); | ||
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| // Send Note Off for previous note. | ||
| tudi_midi_write24(0, 0x80, note_sequence[previous], 0); | ||
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| // Increment position | ||
| note_pos++; | ||
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| // If we are at the end of the sequence, start over. | ||
| if (note_pos >= sizeof(note_sequence)) note_pos = 0; | ||
| } | ||
| #endif | ||
| } |
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