PEAKTRON COMPUTER, INC.
PA286-SMT-12/16/20, PA286-SMT-12D/16D
|
Processor |
80286 |
|
Processor Speed |
12/16/20MHz |
|
Chip Set |
Peaktron |
|
Max. Onboard DRAM |
16MB |
|
Cache |
None |
|
BIOS |
AMI |
|
Dimensions |
247mm x 220mm |
|
I/O Options |
None |
|
NPU Options |
80287 |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Power LED & keylock |
J1 |
Turbo switch |
J4 |
|
Speaker |
J2 |
Reset switch |
J5 |
|
Turbo LED |
J3 |
External battery |
J11 |
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
| » |
Monitor type select monochrome |
J6 |
Open |
|
Monitor type select color |
J6 |
Closed | |
| » |
CPU speed control select turbo switch |
J9 |
Open |
|
CPU speed control select keyboard controller pin 32 |
J9 |
pins 1 & 2 closed | |
|
CPU speed control select keyboard controller pin 23 |
J9 |
pins 2 & 3 closed | |
| » |
NPU mode select synchronous with CPU |
J12 |
pins 2 & 3 closed |
|
NPU mode select asynchronous with CPU |
J12 |
pins 1 & 2 closed | |
| » |
Bus speed select ATCLK/2 |
SW1/jumper 1 |
Open |
|
Bus speed select ATCLK/3 |
SW1/jumper 1 |
Closed | |
| » |
Parity check enabled |
SW1/jumper 2 |
Closed |
|
Parity check disabled |
SW1/jumper 2 |
Open | |
| » |
DRAM select 0 wait states |
SW1/jumper 3 |
Closed |
|
DRAM select 1 wait state |
SW1/jumper 3 |
Open | |
| » |
Shadow BIOS ROM disabled |
SW1/jumper 4 |
Closed |
|
Shadow BIOS ROM enabled |
SW1/jumper 4 |
Open | |
|
DRAM CONFIGURATION | ||||||
|
Size |
Bank 0 |
P-0 |
Bank 1 |
P-1 |
Bank 2 |
Bank 3 |
|
512KB |
(4) 44256 |
(2) 41256 |
NONE |
NONE |
NONE |
NONE |
|
512KB |
NONE |
NONE |
NONE |
NONE |
(2) 256K x 9 |
NONE |
|
1MB |
(4) 44256 |
(2) 41256 |
(4) 44256 |
(2) 41256 |
NONE |
NONE |
|
1MB |
NONE |
NONE |
NONE |
NONE |
(2) 256K x 9 |
(2) 256K x 9 |
|
1.5MB |
(4) 44256 |
(2) 41256 |
(4) 44256 |
(2) 41256 |
(2) 256K x 9 |
NONE |
|
2MB |
(4) 441000 |
(2) 411000 |
NONE |
NONE |
NONE |
NONE |
|
2MB |
NONE |
NONE |
NONE |
NONE |
(2) 1M x 9 |
NONE |
|
3MB |
(4) 44256 |
(2) 41256 |
(4) 44256 |
(2) 41256 |
(2) 1M x 9 |
NONE |
|
4MB |
(4) 441000 |
(2) 411000 |
(4) 441000 |
(2) 411000 |
NONE |
NONE |
|
4MB |
NONE |
NONE |
NONE |
NONE |
(2) 1M x 9 |
(2) 1M x 9 |
|
6MB |
(4) 441000 |
(2) 411000 |
(4) 441000 |
(2) 411000 |
(2) 1M x 9 |
NONE |
|
8MB |
NONE |
NONE |
NONE |
NONE |
(2) 4M x 9 |
NONE |
|
16MB |
NONE |
NONE |
NONE |
NONE |
(2) 4M x 9 |
(2) 4M x 9 |
|
DRAM JUMPER CONFIGURATION | ||||||
|
Size |
SW1/5 |
SW1/6 |
SW1/7 |
SW1/8 |
J7 |
J8 |
|
512KB |
Open |
Closed |
Open |
Open |
Open |
Open |
|
512KB |
Open |
Closed |
Open |
Open |
2 & 3 |
1 & 2 |
|
1MB |
Open |
Closed |
Open |
Closed |
Open |
Open |
|
1MB |
Open |
Closed |
Open |
Closed |
2 & 3 |
1 & 2 |
|
1.5MB |
Open |
Open |
Closed |
Open |
1 & 2 |
2 & 3 |
|
2MB |
Closed |
Open |
Open |
Open |
Open |
Open |
|
2MB |
Closed |
Open |
Open |
Open |
2 & 3 |
1 & 2 |
|
3MB |
Open |
Closed |
Closed |
Open |
1 & 2 |
2 & 3 |
|
4MB |
Closed |
Open |
Open |
Closed |
Open |
Open |
|
4MB |
Closed |
Open |
Open |
Closed |
2 & 3 |
1 & 2 |
|
6MB |
Closed |
Open |
Closed |
Open |
1 & 2 |
2 & 3 |
|
8MB |
Closed |
Closed |
Open |
Open |
2 & 3 |
1 & 2 |
|
16MB |
Closed |
Closed |
Open |
Closed |
2 & 3 |
1 & 2 |
|
Note: Pins designated should be in the closed position. | ||||||
|
BIOS CONFIGURATION | ||
|
Size |
JP1 |
JP10 |
|
27256 |
pins 1 & 2 closed |
Open |
|
27512 |
pins 2 & 3 closed |
Closed |