80 lines
2.2 KiB
C
80 lines
2.2 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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//--------------------------------------------------------------------+
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// MACRO CONSTANT TYPEDEF PROTYPES
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//--------------------------------------------------------------------+
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/* Blink pattern
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* - 250 ms : button is not pressed
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* - 1000 ms : button is pressed (and hold)
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*/
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enum {
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BLINK_PRESSED = 250,
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BLINK_UNPRESSED = 1000
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};
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#define HELLO_STR "Hello from TinyUSB\r\n"
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int main(void)
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{
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board_init();
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board_led_write(true);
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uint32_t start_ms = 0;
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bool led_state = false;
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while (1)
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{
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uint32_t interval_ms = board_button_read() ? BLINK_PRESSED : BLINK_UNPRESSED;
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// Blink every interval ms
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if ( !(board_millis() - start_ms < interval_ms) )
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{
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board_uart_write(HELLO_STR, strlen(HELLO_STR));
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start_ms = board_millis();
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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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}
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return 0;
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}
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#if CFG_TUSB_MCU == OPT_MCU_ESP32S2 || CFG_TUSB_MCU == OPT_MCU_ESP32S3
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void app_main(void)
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{
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main();
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}
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#endif
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