battery.h

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#ifndef _BATTERY_H_
#define _BATTERY_H_
 
#include "driver/adc.h"
#include "driver/gpio.h"
#include "esp_err.h"
 
 
typedef struct
{
    adc1_channel_t adc_ch;   
    adc_bits_width_t width;  
    adc_atten_t attenuation; 
    gpio_num_t enable;       
    int value;               
} battery_t;
 
void battery_ctor(battery_t *const battery, adc1_channel_t ch,
                  adc_bits_width_t width, adc_atten_t atten,
                  gpio_num_t enable);
 
void battery_default(battery_t *const battery);
 
void battery_enable(battery_t *const battery);
 
void battery_disable(battery_t *const battery);
 
esp_err_t battery_init(battery_t *const battery);
 
int battery_read(battery_t *const battery);
 
int battery_percentage(battery_t *const battery);
 
#endif