QUADRAM
QUADBOARD
|
Card Type |
Multi-I/O card |
|
Chip Set |
Unidentified |
|
Maximum Onboard Memory |
384KB DRAM |
|
I/O Options |
Game port, parallel port, serial port |
|
Data Bus |
8-bit ISA |
|
Floppy drives supported |
None |
|
CONNECTIONS | |||
|
Function |
Label |
Function |
Label |
|
Serial port |
CN1 |
Game port |
CN3 |
|
Parallel port |
CN2 | ||
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Label |
Position | |
| » |
Game port enabled |
SW1/1 |
On |
|
Game port disabled |
SW1/1 |
Off | |
| » |
Clock/calendar enabled |
SW1/2 |
On |
|
Clock/calendar disabled |
SW1/2 |
Off | |
| » |
Parity enabled |
SW1/3 |
On |
|
Parity disabled |
SW1/3 |
Off | |
| » |
Quadboard memory enabled |
SW1/4 |
On |
|
Quadboard memory disabled |
SW1/4 |
Off | |
|
DRAM CONFIGURATION | ||||||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
Bank 4 |
Bank 5 |
|
64KB |
(9) 4164K |
None |
None |
None |
None |
None |
|
128KB |
(9) 4164K |
(9) 4164K |
None |
None |
None |
None |
|
192KB |
(9) 4164K |
(9) 4164K |
(9) 4164K |
None |
None |
None |
|
256KB |
(9) 4164K |
(9) 4164K |
(9) 4164K |
(9) 4164K |
None |
None |
|
320KB |
(9) 4164K |
(9) 4164K |
(9) 4164K |
(9) 4164K |
(9) 4164K |
None |
|
384KB |
(9) 4164K |
(9) 4164K |
(9) 4164K |
(9) 4164K |
(9) 4164K |
(9) 4164K |
|
DRAM SWITCH CONFIGURATION | ||||
|
Size |
SW1/5 |
SW1/6 |
SW1/7 |
SW1/8 |
|
64KB |
On |
On |
On |
Off |
|
128KB |
On |
On |
Off |
On |
|
192KB |
On |
On |
Off |
Off |
|
256KB |
On |
Off |
On |
On |
|
320KB |
On |
Off |
On |
Off |
|
384KB |
On |
Off |
Off |
On |
|
448KB |
On |
Off |
Off |
Off |
|
512KB |
Off |
On |
On |
On |
|
576KB |
Off |
On |
On |
Off |
|
640KB |
Off |
On |
Off |
On |
|
704KB |
Off |
On |
Off |
Off |
|
768KB |
Off |
Off |
On |
On |
|
832KB |
Off |
Off |
On |
Off |
|
896KB |
Off |
Off |
Off |
On |
|
960KB |
Off |
Off |
Off |
Off |
|
PARALLEL PORT ADDRESS SELECTION | |
|
Setting |
JP1 |
|
LPT1 (378h) |
Pins 1 & 2 closed |
|
LPT2 (278h) |
Pins 2 & 3 closed |
|
SERIAL PORT ADDRESS SELECTION | |
|
Setting |
JP1 |
|
COM1 (3F8h) |
Pins 5 & 6 closed |
|
COM2 (2F8h) |
Pins 4 & 5 closed |
|
SERIAL PORT INTERRUPT SELECTION | |
|
IRQ |
JP1 |
|
IRQ4 |
Pins 7 & 8 closed |
|
IRQ3 |
Pins 8 & 9 closed |