DTK COMPUTER, INC.
MINI 286 COURIER I/O CARD
Card Type | Multi I/O card |
Chipset/Controller | Unknown |
I/O Options | Parallel port, serial ports (2) |
Maximum DRAM | N/A |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
Parallel port | CN1 | Serial port 2 | CN3 |
Serial port 1 | CN2 |
SERIAL PORT CONFIGURATION | ||||
Port 1 (CN2) | Port 2 (CN3) | JP2 | JP1 | |
» | COM1 | COM2 | Pins 2 & 3, 4 & 5 closed | Pins 1 & 2 closed |
COM2 | COM1 | Pins 1 & 2, 5 & 6 closed | Pins 1 & 2 closed | |
COM3 | COM4 | Pins 2 & 3, 4 & 5 closed | Pins 3 & 4 closed | |
COM4 | COM3 | Pins 1 & 2, 5 & 6 closed | Pins 3 & 4 closed |
SERIAL PORT INTERRUPT SELECT | |||
Port 1 (CN2) | Port 2 (CN3) | JP3 | |
» | IRQ4 | IRQ3 | Pins 1 & 2, 5 & 6 closed |
IRQ3 | IRQ4 | Pins 2 & 3, 4 & 5 closed |
PARALLEL PORT INTERRUPT SELECT | ||||
IRQ | System Type | JP4 | JP5 | |
» | IRQ7 | AT compatible | Open | Pins 3 & 4 closed |
IRQ5 | AT compatible | Closed | Pins 1 & 2 closed | |
IRQ7 | XT compatible | Open | Pins 3 & 4 closed | |
IRQ7 | XT compatible | Closed | Pins 3 & 4 closed |