aem_read_sensor
aem_read_sensor(data, AEM_ENERGY_ELEMENT, which,
aem_read_sensor(data, AEM_EXHAUST_ELEMENT, 0, &data->temp[0], 1);
aem_read_sensor(data, AEM_EXHAUST_ELEMENT, 1, &data->temp[1], 1);
aem_read_sensor(data, AEM_POWER_CAP_ELEMENT, i,