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/*
* The MIT License (MIT)
*
* Copyright (c) 2019 Ha Thach (tinyusb.org)
*
* 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.
*
* This file is part of the TinyUSB stack.
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "bsp/board.h"
#include "tusb.h"
//--------------------------------------------------------------------+
// MACRO CONSTANT TYPEDEF PROTYPES
//--------------------------------------------------------------------+
void print_greeting(void);
void led_blinking_task(void);
extern void cdc_task(void);
extern void hid_task(void);
/*------------- MAIN -------------*/
int main(void)
{
board_init();
print_greeting();
tusb_init();
while (1)
{
// tinyusb host task
tuh_task();
led_blinking_task();
#if CFG_TUH_CDC
cdc_task();
#endif
#if CFG_TUD_HID
hid_task();
#endif
}
return 0;
}
//--------------------------------------------------------------------+
// USB CDC
//--------------------------------------------------------------------+
#if CFG_TUH_CDC
CFG_TUSB_MEM_SECTION static char serial_in_buffer[64] = { 0 };
void tuh_mount_cb(uint8_t dev_addr)
{
// application set-up
printf("\na CDC device (address %d) is mounted\n", dev_addr);
tuh_cdc_receive(dev_addr, serial_in_buffer, sizeof(serial_in_buffer), true); // schedule first transfer
}
void tuh_umount_cb(uint8_t dev_addr)
{
// application tear-down
printf("\na CDC device (address %d) is unmounted \n", dev_addr);
}
// invoked ISR context
void tuh_cdc_xfer_isr(uint8_t dev_addr, xfer_result_t event, cdc_pipeid_t pipe_id, uint32_t xferred_bytes)
{
(void) event;
(void) pipe_id;
(void) xferred_bytes;
printf(serial_in_buffer);
tu_memclr(serial_in_buffer, sizeof(serial_in_buffer));
tuh_cdc_receive(dev_addr, serial_in_buffer, sizeof(serial_in_buffer), true); // waiting for next data
}
void cdc_task(void)
{
}
#endif
//--------------------------------------------------------------------+
// USB HID
//--------------------------------------------------------------------+
#if CFG_TUH_HID_KEYBOARD
void hid_task(void)
{
}
void tuh_hid_keyboard_mounted_cb(uint8_t dev_addr)
{
// application set-up
printf("\na Keyboard device (address %d) is mounted\n", dev_addr);
}
void tuh_hid_keyboard_unmounted_cb(uint8_t dev_addr)
{
// application tear-down
printf("\na Keyboard device (address %d) is unmounted\n", dev_addr);
}
// invoked ISR context
void tuh_hid_keyboard_isr(uint8_t dev_addr, xfer_result_t event)
{
}
#endif
#if CFG_TUH_HID_MOUSE
void tuh_hid_mouse_mounted_cb(uint8_t dev_addr)
{
// application set-up
printf("\na Mouse device (address %d) is mounted\n", dev_addr);
}
void tuh_hid_mouse_unmounted_cb(uint8_t dev_addr)
{
// application tear-down
printf("\na Mouse device (address %d) is unmounted\n", dev_addr);
}
// invoked ISR context
void tuh_hid_mouse_isr(uint8_t dev_addr, xfer_result_t event)
{
}
#endif
//--------------------------------------------------------------------+
// tinyusb callbacks
//--------------------------------------------------------------------+
//--------------------------------------------------------------------+
// BLINKING TASK
//--------------------------------------------------------------------+
void led_blinking_task(void)
{
const uint32_t interval_ms = 1000;
static uint32_t start_ms = 0;
static bool led_state = false;
// Blink every interval ms
if ( board_millis() - start_ms < interval_ms) return; // not enough time
start_ms += interval_ms;
board_led_write(led_state);
led_state = 1 - led_state; // toggle
}
//--------------------------------------------------------------------+
// HELPER FUNCTION
//--------------------------------------------------------------------+
void print_greeting(void)
{
char const * const rtos_name[] =
{
[OPT_OS_NONE] = "None",
[OPT_OS_FREERTOS] = "FreeRTOS",
};
printf("\n--------------------------------------------------------------------\n");
printf("- Host example\n");
printf("- if you find any bugs or get any questions, feel free to file an\n");
printf("- issue at https://github.com/hathach/tinyusb\n");
printf("--------------------------------------------------------------------\n\n");
printf("This Host demo is configured to support:");
printf(" - RTOS = %s\n", rtos_name[CFG_TUSB_OS]);
// if (CFG_TUH_CDC ) puts(" - Communication Device Class");
// if (CFG_TUH_MSC ) puts(" - Mass Storage");
// if (CFG_TUH_HID_KEYBOARD ) puts(" - HID Keyboard");
// if (CFG_TUH_HID_MOUSE ) puts(" - HID Mouse");
}
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