ADMTT_EXT
sc->sc_sensor[ADMTT_EXT].type = SENSOR_TEMP;
strlcpy(sc->sc_sensor[ADMTT_EXT].desc, "External",
sizeof(sc->sc_sensor[ADMTT_EXT].desc));
sc->sc_sensor[ADMTT_EXT].value = 273150000 + 1000000 * data;