#include <stdio.h>
#include "pico/stdlib.h"
#include "hardware/i2c.h"

#define I2C_PORT i2c0
#define AHT10_ADDR 0x23
#define I2C_SDA 4
#define I2C_SDL 5
#define BH1750_CONTINUOUS_HIGH_RES_MODE 0x10

void aht10_init() {
    i2c_init(I2C_PORT, 100000);  // 100kHz
    gpio_set_function(I2C_SDA, GPIO_FUNC_I2C);  // SDA
    gpio_set_function(I2C_SDL, GPIO_FUNC_I2C);  // SCL
    gpio_pull_up(I2C_SDA);
    gpio_pull_up(I2C_SDL);
}

void aht10_config(){
  uint8_t config = 0x10;
  i2c_write_blocking(I2C_PORT, AHT10_ADDR, &config, 1, false);
  sleep_ms(180);
}

float read_temperature() {
    uint8_t data[4];
    i2c_read_blocking(I2C_PORT, AHT10_ADDR, data, 4, false);
    float temperature = data[0] ;
    float humidity = data[1];
    return temperature;
}

void read_sensor(float *temperature, float *humidity) {
    uint8_t data[4];
    i2c_read_blocking(I2C_PORT, AHT10_ADDR, data, 4, false);

    *temperature = data[0]; // Escreve no endereço passado
    *humidity = data[1];    // Escreve no outro endereço
}

int main() {
    stdio_init_all();
    aht10_init();
    aht10_config();
    float temp, hum;
    while (1) {
        read_sensor(&temp, &hum);
        printf("Temperatura: %.1f°C\n", temp);
        printf("Umidade: %.1f %%\n", hum);
        sleep_ms(2000);
    }
}