@MOV(54) *DM234 DM1402 *DM234
@MOV(21) *DM234 DM36  其中*什么意思

When the * prefix is input before a DM
or EM address, the BCD contents of
that word specify another word that is
used as the operand. The contents can
be 0000 to 9999, corresponding to the
desired word address in the DM or EM
Area.