Expansion card#1751 ([Unknown] SIO-320 DUAL SERIAL CARD) has been associated to Chip#10001 ((multiple brand) MC1489 (RS-232 Receiver) [GD75189, DS1489, SN75189, MC1489, MC1489]) by helencroft

Expansion card#1751 ([Unknown] SIO-320 DUAL SERIAL CARD) has been associated to Chip#10000 ((multiple brand) MC1488 (RS-232 Driver) [GD75188, DS1488, SN75188, MC1488, MC1488]) by helencroft

Expansion card#1751 ([Unknown] SIO-320 DUAL SERIAL CARD) has been dissociated from Chip#6498 ((any brand) 16450 (duplicate) [NS16450N]) by helencroft

Expansion card#1751 ([Unknown] SIO-320 DUAL SERIAL CARD) has been associated to Chip#5158 ((any brand) 16450 (High-speed UART) [W86C450, NS16450, HM83450, UM82450, MX16C450, VLI6C450]) by helencroft

Expansion card#1751 ([Unknown] SIO-320 DUAL SERIAL CARD) has been associated to Chip#6498 ((any brand) 16450 (High-Speed UART) [NS16450N]) by evasive

Expansion card#1751 ([Unknown] SIO-320 DUAL SERIAL CARD) has been associated to Expansion card image#8585 by evasive

Expansion card#1751 ([Unknown] SIO-320 DUAL SERIAL CARD) has been associated to Expansion card image#8584 by evasive

Expansion card#1751 ([Unknown] SIO-320 DUAL SERIAL CARD) has been associated to Expansion card image#8583 by evasive

Expansion card#1751 ([Unknown] SIO-320 DUAL SERIAL CARD) has been associated to Expansion card image#8582 by evasive

Expansion card#1751 ([Unknown] SIO-320 DUAL SERIAL CARD) has been associated to Expansion card type#24 (Serial controller) by evasive

Expansion card#1751 ([Unknown] SIO-320 DUAL SERIAL CARD) has been associated to Expansion card I/O port#3128 by evasive

Expansion card#1751 ([Unknown] SIO-320 DUAL SERIAL CARD) has been associated to Expansion card I/O port#3127 by evasive