c311a	as	maindec-x8-dhrxa-a-pb	DEC/X8 FLOPPY (RX8E+RX01)
c311b	as	maindec-x8-dhrxa-b-pb	DEC/X8 FLOPPY (RX8E+RX01)
c311j	as	maindec-x8-dhrxa-j-pb	DEC/X8 FLOPPY (RX8E+RX01)