UNIDENTIFIED
MAT 286 MICRO AT (BA15D)
|
Processor |
80286 |
|
Processor Speed |
16/20MHz |
|
Chip Set |
None |
|
Max. Onboard DRAM |
4MB |
|
Cache |
None |
|
BIOS |
Quadtel |
|
Dimensions |
220mm x 220mm |
|
I/O Options |
None |
|
NPU Options |
80287 |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
External battery |
JP3 |
Power LED & keylock |
JP9 |
|
Turbo switch |
JP7 |
Speaker |
JP10 |
|
Reset switch |
JP8 |
Turbo LED |
JP11 |
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
|
Turbo switch default high speed |
JP1 |
pins 2 & 3 closed | |
|
Turbo switch default low speed |
JP1 |
pins 1 & 2 closed | |
|
Monitor type select color |
JP2 |
Closed | |
|
Monitor type select monochrome |
JP2 |
Open | |
|
ATCLK source select crystal Y3/4 |
JP12 |
Closed | |
|
ATCLK source select crystal Y2/4 |
JP12 |
Open | |
|
NPU clock source select crystal Y3/3 |
JP13 |
pins 1 & 2 closed | |
|
NPU clock source select crystal Y4/3 |
JP13 |
pins 2 & 3 closed | |
|
DRAM CONFIGURATION | ||||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
|
512KB |
(4) 44256 |
NONE |
NONE |
NONE |
|
512KB |
NONE |
NONE |
(2) 256K x 9 |
NONE |
|
640KB |
(4) 44256 |
(4) 4464 |
NONE |
NONE |
|
1MB |
(4) 44256 |
(4) 44256 |
NONE |
NONE |
|
2MB |
NONE |
NONE |
(2) 1M x 9 |
NONE |
|
2MB |
(4) 441000 |
NONE |
NONE |
NONE |
|
2.5MB |
(4) 44256 |
(4) 441000 |
NONE |
NONE |
|
2.5MB |
(4) 44256 |
NONE |
(2) 1M x 9 |
NONE |
|
4MB |
(4) 441000 |
(4) 441000 |
NONE |
NONE |
|
4MB |
NONE |
NONE |
(2) 1M x 9 |
(2) 1M x 9 |