SEA LEVEL SYSTEMS, INC. ACB-II Card Type Serial card Chip Set Unidentified I/O Options Serial port Data Bus 8-bit ISA [Image] CONNECTIONS Function Label Serial port P1 USER CONFIGURABLE SETTINGS Function Label Position » Factory configured - do not alter E1 Open (IRQ selection) » Factory configured - do not alter E2 Unidentified » Factory configured - do not alter E5 Unidentified » Factory configured - do not alter E6 Unidentified » DMA enabled E7 Pins 1 & 2 closed DMA disabled E7 Pins 2 & 3 closed » Factory configured - do not alter E9 Closed (IRQ selection) » Factory configured - do not alter E10 Unidentified » Factory configured - do not alter E11 Unidentified BASE I/O ADDRESS SELECTION Setting SW1/1 SW1/2 SW1/3 SW1/4 SW1/5 SW1/6 SW1/7 SW1/8 3F8 Off Off Off Off Off Off Off On 378 Off Off Off Off Off Off On Off 2F8 Off Off Off Off Off On Off Off 278 Off Off Off Off On Off Off Off 3B8 Off Off Off On Off Off Off Off 338 Off Off On Off Off Off Off Off 2B8 Off On Off Off Off Off Off Off » 238 On Off Off Off Off Off Off Off DMA CHANNEL SELECTION Channel E3 1 Pins 1 & 3, 2 & 4 closed » 3 Pins 3 & 5, 4 & 6 closed I/O PIN SELECTION SETTING E4 RXC pin as input to DB-25 Pins 1 & 2 closed RDB pin as input to SCC Pins 3 & 4 closed TXC as output to DB-25 Pins 5 & 6 closed DTR as output to DB-25 Pins 7 & 8 closed TDB as output to DB-25 Pins 9 & 10 closed