void show_temp_humidity (void) {
si7021_env test;
if(SI7021_begin()) {
SI7021_getHumidityAndTemperature(&test);
printf("Temperature: %02.2f\n\r",test.celsiusHundredths/100.00);
printf("Humidity: %02.2f\n\r",test.humidityBasisPoints/100.00);
}
else printf("Si7021 sensor not detected!\n\r");
}
// get humidity, then get temperature reading from humidity measurement
int SI7021_getHumidityAndTemperature(si7021_env * sensor_data ) {
if(SI7021_begin()==0) {
sensor_data->connected = 0;
sensor_data->humidityBasisPoints = 50000;
sensor_data->celsiusHundredths = -50000;
sensor_data->fahrenheitHundredths = -50000;
}
else {
sensor_data->humidityBasisPoints = SI7021_getHumidityBasisPoints();
sensor_data->celsiusHundredths = SI7021_getCelsiusPostHumidity();
sensor_data->fahrenheitHundredths = (1.8 * sensor_data->celsiusHundredths) + 3200;
}
return 1;
}
