#include <stdio.h>
#include <stdlib.h>
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "driver/adc.h"
//#include "esp_adc_cal.h"
//#include "esp_adc/adc_oneshot.h"

//static esp_adc_cal_characteristics_t adc1_chars;

#define NTC_SENSOR ADC1_CHANNEL_9 // GPIO 10 é ADC1_CH3

void app_main(void)
{

    //esp_adc_cal_characterize(ADC_UNIT_1, ADC_ATTEN_DB_0, ADC_WIDTH_BIT_DEFAULT, 0, &adc1_chars);

    adc1_config_width(ADC_WIDTH_BIT_12);
    adc1_config_channel_atten(ADC1_CHANNEL_9, ADC_ATTEN_DB_11);

    while (1) 
    {
        int adc_value = adc1_get_raw(ADC1_CHANNEL_9);
        printf("ADC Value: %d", adc_value);
        printf("\n");
        vTaskDelay(500/ portTICK_PERIOD_MS);
    }
}