61 lines
1.7 KiB
C
61 lines
1.7 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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#include "esp_system.h"
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#include "esp_log.h"
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#include "spi.h"
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static const char *TAG = "SYS";
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void app_main(void)
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{
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ESP_LOGI(TAG,"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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ESP_LOGI(TAG,"This is %s chip with %d CPU core(s), %s%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_WIFI_BGN) ? "WiFi/" : "",
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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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ESP_LOGI(TAG,"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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ESP_LOGE(TAG,"Get flash size failed");
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return;
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}
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ESP_LOGI(TAG,"%" 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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ESP_LOGI(TAG,"Minimum free heap size: %" PRIu32 " bytes\n", esp_get_minimum_free_heap_size());
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ESP_LOGI(TAG,"复位原因: %d\n", esp_reset_reason());
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spi_init();
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while(1){
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vTaskDelay(1); // 必须让出CPU
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}
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}
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