121 lines
3.4 KiB
C
121 lines
3.4 KiB
C
/*
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* The MIT License (MIT)
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*
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* Copyright (c) 2019 Ha Thach (tinyusb.org)
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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*/
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include "bsp/board.h"
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#include "tusb.h"
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//--------------------------------------------------------------------+
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// MACRO CONSTANT TYPEDEF PROTYPES
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//--------------------------------------------------------------------+
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void led_blinking_task(void);
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extern void cdc_task(void);
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extern void hid_app_task(void);
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/*------------- MAIN -------------*/
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int main(void)
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{
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board_init();
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printf("TinyUSB Host CDC MSC HID Example\r\n");
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// init host stack on configured roothub port
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tuh_init(BOARD_TUH_RHPORT);
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while (1)
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{
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// tinyusb host task
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tuh_task();
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led_blinking_task();
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cdc_task();
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hid_app_task();
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}
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return 0;
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}
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//--------------------------------------------------------------------+
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// USB CDC
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//--------------------------------------------------------------------+
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CFG_TUSB_MEM_SECTION static char serial_in_buffer[64] = { 0 };
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// invoked ISR context
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void tuh_cdc_xfer_isr(uint8_t dev_addr, xfer_result_t event, cdc_pipeid_t pipe_id, uint32_t xferred_bytes)
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{
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(void) event;
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(void) pipe_id;
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(void) xferred_bytes;
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printf(serial_in_buffer);
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tu_memclr(serial_in_buffer, sizeof(serial_in_buffer));
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tuh_cdc_receive(dev_addr, serial_in_buffer, sizeof(serial_in_buffer), true); // waiting for next data
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}
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void cdc_task(void)
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{
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}
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//--------------------------------------------------------------------+
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// TinyUSB Callbacks
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//--------------------------------------------------------------------+
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void tuh_mount_cb(uint8_t dev_addr)
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{
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// application set-up
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printf("A device with address %d is mounted\r\n", dev_addr);
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}
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void tuh_umount_cb(uint8_t dev_addr)
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{
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// application tear-down
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printf("A device with address %d is unmounted \r\n", dev_addr);
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}
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//--------------------------------------------------------------------+
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// Blinking Task
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//--------------------------------------------------------------------+
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void led_blinking_task(void)
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{
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const uint32_t interval_ms = 1000;
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static uint32_t start_ms = 0;
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static bool led_state = false;
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// Blink every interval ms
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if ( board_millis() - start_ms < interval_ms) return; // not enough time
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start_ms += interval_ms;
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board_led_write(led_state);
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led_state = 1 - led_state; // toggle
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}
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