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/*
* The MIT License (MIT)
*
* Copyright (c) 2020 Jerzy Kasenberg
* Copyright (c) 2022 Angel Molina <[email protected]>
* Copyright (c) 2023 Dhiru Kholia <[email protected]>
*
* 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.
*
*/
#include <stdio.h>
#include <string.h>
#include "bsp/board_api.h"
#include "tusb.h"
#include "common.h"
extern uint32_t blink_interval_ms;
#if (CFG_TUSB_MCU == OPT_MCU_RP2040)
#include "pico/stdlib.h"
#endif
/*------------- MAIN -------------*/
int main(void)
{
board_init();
// init device stack on configured roothub port
tusb_rhport_init_t dev_init = {
.role = TUSB_ROLE_DEVICE,
.speed = TUSB_SPEED_AUTO
};
tusb_init(BOARD_TUD_RHPORT, &dev_init);
#if (CFG_TUSB_MCU == OPT_MCU_RP2040)
stdio_init_all();
#endif
TU_LOG1("CDC UAC2 example running\r\n");
while (1)
{
tud_task(); // TinyUSB device task
led_blinking_task();
audio_task();
#if (CFG_TUSB_MCU == OPT_MCU_RP2040)
// printf("Hello, world!\r\n");
#endif
}
}
//--------------------------------------------------------------------+
// Device callbacks
//--------------------------------------------------------------------+
// Invoked when device is mounted
void tud_mount_cb(void)
{
blink_interval_ms = BLINK_MOUNTED;
}
// Invoked when device is unmounted
void tud_umount_cb(void)
{
blink_interval_ms = BLINK_NOT_MOUNTED;
}
// 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 remote_wakeup_en)
{
(void)remote_wakeup_en;
blink_interval_ms = BLINK_SUSPENDED;
}
// Invoked when usb bus is resumed
void tud_resume_cb(void)
{
blink_interval_ms = BLINK_MOUNTED;
}
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