File content as of revision 0:5b9fdd76a7d6:

#include "mbed.h"
#include "XNucleoIKS01A2.h"

int main() {
    
    Serial pc(PA_2, PA_3, 115200);
    XNucleoIKS01A2* board = XNucleoIKS01A2::instance(D14, D15, D4, D5);
    HTS221Sensor *ht_sensor = board->ht_sensor;

    pc.printf("Initialization..\r\n");
    
    uint8_t id;
    int error_code = ht_sensor->read_id(&id);
    if (error_code != 0) {
        pc.printf("Error %d reading sensor ID\r\n", error_code);
        return 1;
    }
    pc.printf("Connected to sensor with ID 0x%x\r\n", id);
    
    if (ht_sensor->enable() != 0) {
        pc.printf("Error enabling the ht sensor\r\n");
        return 2;
    }
    
    if (ht_sensor->set_odr(1.0f) != 0) {
        pc.printf("Error setting ODR\r\n");
        return 3;
    }
    
    while(1) {
        float humidity = 0, temperature = 0;
        
        if (ht_sensor->get_humidity(&humidity) != 0)
            pc.printf("Error reading humidity\r\n");
        else
            pc.printf("Humidity [%%]\t\t%f\r\n", humidity);
        
        if (ht_sensor->get_temperature(&temperature) != 0)
            pc.printf("Error reading temperature\r\n");
        else
            pc.printf("Temperature ['C]\t%f\r\n", temperature);
        
        pc.printf("\r\n");
        wait(1);
    }
}