#ifndef HTU21D_H #define HTU21D_H // HTU21D i2c address #define HTU21D_ADDR 0x40 //commands for readings #define HTU21D_TEMP 0xE3 #define HTU21D_HUM 0xE5 #define HTU21D_RESET 0xFE //funtion declarations //Temp: int getTemp(int fd, double *temp); //HUM int getHum(int fd, double *hum); //RESET int getReset(int fd); #endif