SEALEVEL SYSTEMS, INC. SIO-530 Card Type Serial card Chip Set Unidentified Maximum Onboard Memory Unidentified I/O Options Serial port Hard Drives supported None Floppy drives supported None Data Bus 8-bit ISA Card Size Full-length, full-height [Image] CONNECTIONS Function Label Serial Port P1 USER CONFIGURABLE SETTINGS Function Label Position » RS-232/Current loop Normal ground E1/A Pins 2 & 3 closed RS-530/422/485 100 ohm ground E1/A Pins 1 & 2 closed » RS-232/530/485 enabled E1/B Pins 2 & 3 closed RS-485 enabled with RTS E1/B Pins 1 & 2 closed » Current loop selects RS-232/530/485 E1/C Pins 2 & 3 receive data closed Current loop selects current loop E1/C Pins 1 & 2 receive data closed » RS-232/422 ring indicator enabled E1/D Pins 2 & 3 closed RS-232/422/485/current loop ring E1/D Pins 1 & 2 indicator set to true closed » Data Carrier detect selects RS-232 E1/E Pins 2 & 3 closed Data Carrier detect selects RS-530/485 E1/E Pins 1 & 2 closed » Data set ready selects RS-232 E1/F Pins 2 & 3 closed Data set ready selects RS-530/485 E1/F Pins 1 & 2 closed » Clear to send selects RS-232 E1/G Pins 2 & 3 closed Clear to send selects RS-530/485 E1/G Pins 1 & 2 closed » Receive data selects RS-232 E1/H Pins 2 & 3 closed Receive data selects RS-530/485 E1/H Pins 1 & 2 closed Receive data selects current loop E1/H Open » Port enabled SW1/8 On Port disabled SW1/8 Off BASE I/O ADDRESS SELECTION PORT 1 Setting SW1/1 SW1/2 SW1/3 SW1/4 SW1/5 SW1/6 SW1/7 280h Off On Off On On On On 2A0h Off On Off On Off On On 2E8h Off On Off Off Off On Off 2F8h Off On Off Off Off Off Off 300h Off Off On On On On On 328h Off Off On On Off On Off 3E8h Off Off Off Off Off On Off » 3F8h Off Off Off Off Off Off Off SERIAL PORT 1 INTERRUPT SELECTION IRQ E3/A E3/B E3/C E3/D E3/E 2/9 Closed Open Open Open Open 3 Open Closed Open Open Open » 4 Open Open Closed Open Open 5 Open Open Open Closed Open 7 Open Open Open Open Closed SERIAL INTERRUPT MODE SELECTION IRQ E3/F E3/G » Normal interrupt mode Closed Open Shared interrupt mode Open Closed PORT TYPE SELECTION » RS-232 enabled E2/A-H Pins 2 & 3 closed RS-530/422/485 enabled E2/A-H Pins 1 & 2 closed Current loop with 1 k ohm pull down E2/A-H Pins 1 & 2 resistor enabled closed