WELLS AMERICAN CORPORATION
COMPUSTAR II
|
Processor |
80286 |
|
Processor Speed |
20MHz |
|
Chip Set |
C & T |
|
Max. Onboard DRAM |
8MB |
|
SRAM Cache |
None |
|
BIOS |
Award/Wells American |
|
Dimensions |
330mm x 127mm |
|
I/O Options |
Processor Interface Slot |
|
NPU Options |
80287 |
|
CONNECTIONS | |
|
Purpose |
Location |
|
Processor Interface Slot |
S1 |
|
DRAM CONFIGURATION | ||||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
|
512KB |
(2) 256K x 9 |
NONE |
NONE |
NONE |
|
1MB |
(2) 256K x 9 |
(2) 256K x 9 |
NONE |
NONE |
|
1.5MB |
(2) 256K x 9 |
(2) 256K x 9 |
(2) 256K x 9 |
NONE |
|
2MB |
(2) 256K x 9 |
(2) 256K x 9 |
(2) 256K x 9 |
(2) 256K x 9 |
|
2MB |
(2) 1M x9 |
NONE |
NONE |
NONE |
|
3MB |
(2) 1M x 9 |
(2) 256K x9 |
(2) 256K x 9 |
NONE |
|
4MB |
(2) 1M x 9 |
(2) 1M x 9 |
NONE |
NONE |
|
5MB |
(2) 1M x9 |
(2) 1M x9 |
(2) 256K x 9 |
(2) 256K x 9 |
|
6MB |
(2) 1M x 9 |
(2) 1M x 9 |
(2) 1M x 9 |
NONE |
|
8MB |
(2) 1M x 9 |
(2) 1M x 9 |
(2) 1M x 9 |
(2) 1M x 9 |
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper/Switch |
Position | |
|
IRQ12 select I/O channel |
W1 |
pins 2 & 3 closed | |
|
IRQ12 select mouse port |
W1 |
pins 1 & 2 closed | |
|
Monitor type select color |
W2 |
pins 2 & 3 closed | |
|
Monitor type select monochrome |
W2 |
pins 1 & 2 closed | |