UNIDENTIFIED
MT-456
|
Card Type |
Multi I/O card |
|
Chipset/Controller |
Unidentified |
|
I/O Options |
Parallel port, serial ports (2), game port |
|
Maximum DRAM |
N/A |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Serial port 2 - internal |
J3 |
Game port |
J5 |
|
Serial port 1 - internal |
J4 |
Parallel port |
J6 |
|
SERIAL PORT 1 CONFIGURATION | |||
|
COM/Address |
J1/JP1 |
J1/JP2 | |
| » |
COM1/3F8h |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
|
COM3/3E8h |
Pins 2 & 3 closed |
Pins 1 & 2 closed | |
|
Disabled |
N/A |
Pins 2 & 3 closed | |
|
SERIAL PORT 1 INTERRUPT SELECT | |||||
|
IRQ |
J2/A |
J2/B |
J2/C |
J2/D | |
| » |
IRQ4 |
Pins 2 & 3 closed |
Pins 2 & 3 open |
Pins 2 & 3 open |
Pins 2 & 3 open |
|
IRQ3 |
Pins 2 & 3 open |
Pins 2 & 3 closed |
Pins 2 & 3 open |
Pins 2 & 3 open | |
|
IRQ5 |
Pins 2 & 3 open |
Pins 2 & 3 open |
Pins 2 & 3 closed |
Pins 2 & 3 open | |
|
IRQ9 |
Pins 2 & 3 open |
Pins 2 & 3 open |
Pins 2 & 3 open |
Pins 2 & 3 closed | |
|
SERIAL PORT 2 CONFIGURATION | |||
|
COM/Address |
J1/JP3 |
J1/JP4 | |
| » |
COM2/2F8h |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
|
COM4/2E8h |
Pins 2 & 3 closed |
Pins 1 & 2 closed | |
|
Disabled |
N/A |
Pins 2 & 3 closed | |
|
SERIAL PORT 2 INTERRUPT SELECT | |||||
|
IRQ |
J2/A |
J2/B |
J2/C |
J2/D | |
| » |
IRQ3 |
Pins 1 & 2 open |
Pins 1 & 2 closed |
Pins 1 & 2 open |
Pins 1 & 2 open |
|
IRQ4 |
Pins 1 & 2 closed |
Pins 1 & 2 open |
Pins 1 & 2 open |
Pins 1 & 2 open | |
|
IRQ5 |
Pins 1 & 2 open |
Pins 1 & 2 open |
Pins 1 & 2 closed |
Pins 1 & 2 open | |
|
IRQ9 |
Pins 1 & 2 open |
Pins 1 & 2 open |
Pins 1 & 2 open |
Pins 1 & 2 closed | |
|
PARALLEL PORT CONFIGURATION | |||
|
LPT/Address |
J1/JP5 |
J1/JP6 | |
| » |
LPT1/378h |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
|
LPT2/278h |
Pins 2 & 3 closed |
Pins 1 & 2 closed | |
|
Disabled |
N/A |
Pins 2 & 3 closed | |
|
PARALLEL PORT INTERRUPT SELECT | |
|
IRQ |
J2/E |
|
IRQ5 |
Pins 2 & 3 closed |
|
IRQ7 |
Pins 1 & 2 closed |
|
GAME PORT | ||
|
Setting |
J1/JP7 | |
| » |
Enabled |
Pins 1 & 2 closed |
|
Disabled |
Pins 2 & 3 closed | |