43 lines
989 B
C
43 lines
989 B
C
/*
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* Copyright 2019 by Morgan Allen
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*
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* This work is licensed under a Creative Commons Attribution-NonCommercial 4.0 International
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* https://creativecommons.org/licenses/by-nc/4.0/
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <math.h>
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include "freertos/event_groups.h"
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#include "driver/spi_master.h"
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#include "esp_system.h"
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#include "esp_log.h"
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#include "nvs_flash.h"
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#include "esp_http_client.h"
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#define TAG "CACO"
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static uint8_t id;
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void app_main() {
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esp_err_t ret;
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// Initialize NVS.
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ret = nvs_flash_init();
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if (ret == ESP_ERR_NVS_NO_FREE_PAGES) {
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ESP_LOGI(TAG, "Erasing flash memory");
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ESP_ERROR_CHECK(nvs_flash_erase());
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ret = nvs_flash_init();
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}
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ESP_ERROR_CHECK( ret );
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uint8_t *mac;
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mac = (uint8_t *)malloc(6);
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esp_efuse_mac_get_default(mac);
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id = mac[5];
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ESP_LOGI(TAG, "MAC: %X:%X:%X:%X:%X:%X\n", mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
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};
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