PL_SEQ
AMS_CHAN_TEMP(PL_SEQ(_scan_index), _addr, _name)
AMS_CHAN_VOLTAGE(PL_SEQ(_scan_index), _addr, _alarm, _name)
AMS_CHAN_VOLTAGE(PL_SEQ(AMS_SEQ(_auxno)), AMS_REG_VAUX(_auxno), false, \
AMS_CHAN_VOLTAGE(PL_SEQ(AMS_SEQ(AMS_SEQ(_scan_index))), _addr, false, \