*7 bit [[Printer Port|printer port]] (native)
*[[8bit Printer Ports|8 bit printer port]] 6128 Plus ('''unclear''' it does not work on 464+ ???)
*8 bit printer port patch ([[8255|PIO]]) ('''unclear''' is that the "[[8bit Printer Ports|Happy Computer Mod]]" using CAS_WRITE as Bit7 ???) (might also refer to an older/bugged description of the PIO, see History of the [[8255|PIO ]] page, versions before 2010 listed /EXP as printer bit, which was nonsense)
'''Drives<br>'''