// Gerardo Marx 1/oct/2026
// HTU21D temperature and humidity sensor library
// tested in a raspberry pi zero w

#ifndef HTU21D_H
#define HTU21D_H

// commands and i2c address
#define ADDR 0x40 //i2c address
#define HUM 0xE5 // hold master humidity command
#define TEMP 0xE3
#define RESET 0xFE

// prototype functions:
int getTemp(int fd, double *temp);

int getHum(int fd, double *hum);

#endif // THU21D_H