BOCA RESEARCH, INC.
IOAT (VER. 2)
Card Type | Multi-I/O |
Chipset/Controller | Unidentified |
I/O Options | Parallel port, Serial ports (2) |
Maximum DRAM | N/A |

CONNECTIONS | |||
Purpose | Location | Purpose | Location |
Serial port 2 | CN1 | Parallel port | CN3 |
Serial port 1 | CN2 | ||
PARALLEL PORT CONFIGURATION | |
LPT/Address | JP1 |
» LPT1/378h | Pins 1 & 2 closed |
LPT2/278h | Pins 2 & 3 closed |
Disabled | All pins open |
SERIAL PORT 1 CONFIGURATION - JP2 | ||||
COM/Address | Jumper A | Jumper B | Jumper C | Jumper D |
» COM1/3F8h | Pins 1 & 2 closed | Pins 1 & 2 open | Pins 1 & 2 open | Pins 1 & 2 open |
COM2/2F8h | Pins 1 & 2 open | Pins 1 & 2 closed | Pins 1 & 2 open | Pins 1 & 2 open |
COM3/3E8h | Pins 1 & 2 open | Pins 1 & 2 open | Pins 1 & 2 closed | Pins 1 & 2 open |
COM4/2E8h | Pins 1 & 2 open | Pins 1 & 2 open | Pins 1 & 2 open | Pins 1 & 2 closed |
Disabled | Pins 1 & 2 open | Pins 1 & 2 open | Pins 1 & 2 open | Pins 1 & 2 open |
SERIAL PORT 2 CONFIGURATION - JP2 | ||||
COM/Address | Jumper A | Jumper B | Jumper C | Jumper D |
» COM2/2F8h | Pins 2 & 3 open | Pins 2 & 3 closed | Pins 2 & 3 open | Pins 2 & 3 open |
COM1/3F8h | Pins 2 & 3 closed | Pins 2 & 3 open | Pins 2 & 3 open | Pins 2 & 3 open |
COM3/3E8h | Pins 2 & 3 open | Pins 2 & 3 open | Pins 2 & 3 closed | Pins 2 & 3 open |
COM4/2E8h | Pins 2 & 3 open | Pins 2 & 3 open | Pins 2 & 3 open | Pins 2 & 3 closed |
Disabled | Pins 2 & 3 open | Pins 2 & 3 open | Pins 2 & 3 open | Pins 2 & 3 open |
SERIAL PORTS 1 & 2 INTERRUPT SELECT | |||
Port 1 | Port 2 | JP3 | JP4 |
» IRQ4 | IRQ3 | Pins 2 & 3 closed | Pins 2 & 3 closed |
IRQ3 | IRQ4 | Pins 1 & 2 closed | Pins 1 & 2 closed |
IRQ3 | Disabled | Pins 1 & 2 closed | All pins open |
IRQ4 | Disabled | All pins open | Pins 2 & 3 closed |
Disabled | IRQ3 | Pins 2 & 3 closed | All pins open |
Disabled | IRQ4 | All pins open | Pins 1 & 2 closed |
Disabled | Disabled | All pins open | All pins open |