mirror of
https://github.com/espressif/esp-idf.git
synced 2024-10-05 20:47:46 -04:00
44 lines
1.2 KiB
C
44 lines
1.2 KiB
C
/*
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* SPDX-FileCopyrightText: 2010-2022 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: CC0-1.0
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*/
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#include <stdio.h>
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include "esp_chip_info.h"
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#include "esp_system.h"
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#include "esp_flash.h"
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void app_main(void)
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{
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printf("Hello world!\n");
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/* Print chip information */
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esp_chip_info_t chip_info;
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uint32_t flash_size;
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esp_chip_info(&chip_info);
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printf("This is ESP32 chip with %d CPU cores, WiFi%s%s, ",
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chip_info.cores,
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(chip_info.features & CHIP_FEATURE_BT) ? "/BT" : "",
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(chip_info.features & CHIP_FEATURE_BLE) ? "/BLE" : "");
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printf("silicon revision %d, ", chip_info.revision);
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if(esp_flash_get_size(NULL, &flash_size) != ESP_OK) {
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printf("Get flash size failed");
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return;
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}
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printf("%dMB %s flash\n", flash_size / (1024 * 1024),
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(chip_info.features & CHIP_FEATURE_EMB_FLASH) ? "embedded" : "external");
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for (int i = 10; i >= 0; i--) {
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printf("Restarting in %d seconds...\n", i);
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vTaskDelay(1000 / portTICK_PERIOD_MS);
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}
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printf("Restarting now.\n");
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fflush(stdout);
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esp_restart();
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}
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