51 lines
1.5 KiB
C
51 lines
1.5 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 <inttypes.h>
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#include "sdkconfig.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_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 %s chip with %d CPU core(s), WiFi%s%s%s, ",
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CONFIG_IDF_TARGET,
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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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(chip_info.features & CHIP_FEATURE_IEEE802154) ? ", 802.15.4 (Zigbee/Thread)" : "");
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unsigned major_rev = chip_info.revision / 100;
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unsigned minor_rev = chip_info.revision % 100;
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printf("silicon revision v%d.%d, ", major_rev, minor_rev);
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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("%" PRIu32 "MB %s flash\n", flash_size / (uint32_t)(1024 * 1024),
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(chip_info.features & CHIP_FEATURE_EMB_FLASH) ? "embedded" : "external");
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printf("Minimum free heap size: %" PRIu32 " bytes\n", esp_get_minimum_free_heap_size());
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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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