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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.
*
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "bsp/board_api.h"
/* Blink pattern
* - 250 ms : button is not pressed
* - 1000 ms : button is pressed (and hold)
*/
enum {
BLINK_PRESSED = 250,
BLINK_UNPRESSED = 1000
};
#define HELLO_STR "Hello from TinyUSB\r\n"
static void board_test_loop(void) {
uint32_t start_ms = 0;
bool led_state = false;
while (1) {
uint32_t interval_ms = board_button_read() ? BLINK_PRESSED : BLINK_UNPRESSED;
int ch = board_getchar();
if (ch > 0) {
board_putchar(ch);
#ifndef LOGGER_UART
board_uart_write(&ch, 1);
#endif
}
// Blink and print every interval ms
if (!(tusb_time_millis_api() - start_ms < interval_ms)) {
start_ms = tusb_time_millis_api();
if (ch < 0) {
// skip if echoing
printf(HELLO_STR);
#ifndef LOGGER_UART
board_uart_write(HELLO_STR, sizeof(HELLO_STR)-1);
#endif
}
board_led_write(led_state);
led_state = !led_state; // toggle
}
}
}
#if CFG_TUSB_OS == OPT_OS_FREERTOS
static void freertos_init(void);
#endif
int main(void) {
board_init();
board_led_write(true);
#if CFG_TUSB_OS == OPT_OS_FREERTOS
freertos_init();
#elif CFG_TUSB_OS == OPT_OS_THREADX
tx_kernel_enter();
#else
board_test_loop();
#endif
return 0;
}
#ifdef ESP_PLATFORM
void app_main(void) {
main();
}
#endif
//--------------------------------------------------------------------+
// FreeRTOS
//--------------------------------------------------------------------+
#if CFG_TUSB_OS == OPT_OS_FREERTOS
#ifdef ESP_PLATFORM
#define MAIN_STACK_SIZE 4096
#else
#define MAIN_STACK_SIZE configMINIMAL_STACK_SIZE
#endif
#if configSUPPORT_STATIC_ALLOCATION
static StackType_t _main_stack[MAIN_STACK_SIZE];
static StaticTask_t _main_taskdef;
#endif
static void board_test_task(void* param) {
(void) param;
board_test_loop();
}
static void freertos_init(void) {
#if configSUPPORT_STATIC_ALLOCATION
xTaskCreateStatic(board_test_task, "main", MAIN_STACK_SIZE, NULL, 1, _main_stack, &_main_taskdef);
#else
xTaskCreate(board_test_task, "main", MAIN_STACK_SIZE, NULL, 1, NULL);
#endif
#ifndef ESP_PLATFORM
vTaskStartScheduler();
#endif
}
//--------------------------------------------------------------------+
// ThreadX
//--------------------------------------------------------------------+
#elif CFG_TUSB_OS == OPT_OS_THREADX
#define MAIN_TASK_STACK_SIZE 1024
static TX_THREAD _main_thread;
static ULONG _main_thread_stack[MAIN_TASK_STACK_SIZE / sizeof(ULONG)];
static void main_thread_entry(ULONG arg);
static void main_thread_entry(ULONG arg) {
(void) arg;
board_test_loop();
}
void tx_application_define(void *first_unused_memory) {
(void) first_unused_memory;
static CHAR main_thread_name[] = "main";
tx_thread_create(&_main_thread, main_thread_name, main_thread_entry, 0,
_main_thread_stack, MAIN_TASK_STACK_SIZE,
1, 1, TX_NO_TIME_SLICE, TX_AUTO_START);
}
#endif
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