SENSOR_POxxxx
sd->sensor = SENSOR_POxxxx; /* no probe */
[SENSOR_POxxxx] = 128,
if (sd->sensor != SENSOR_POxxxx)
case SENSOR_POxxxx:
if (sd->sensor == SENSOR_POxxxx) {
case SENSOR_POxxxx:
case SENSOR_POxxxx:
case SENSOR_POxxxx:
if (sd->sensor == SENSOR_POxxxx) {
case SENSOR_POxxxx: