INFORMTECH INTERNATIONAL, INC.
BABY 286AIO
|
Processor |
80286 |
|
Processor Speed |
10/12MHz |
|
Chip Set |
Unknown |
|
Max. Onboard DRAM |
32MB |
|
Cache |
None |
|
BIOS |
Award |
|
Dimensions |
330mm x 218mm |
|
I/O Options |
Floppy drive interface, IDE interface, parallel port, serial ports (2) |
|
NPU Options |
80287 |
|
CONNECTIONS |
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|
Purpose |
Location |
Purpose |
Location |
|
Turbo LED |
P1 |
IDE interface |
P7 |
|
Speaker |
P2 |
Parallel port |
P8 |
|
Reset switch |
P3 |
Serial port 1 |
P9 |
|
IDE interface LED |
P4 |
Serial port 2 |
P10 |
|
Power LED & keylock |
P5 |
Auxiliary keyboard |
P12 |
|
Floppy drive interface |
P6 |
External battery |
P13 |
|
USER CONFIGURABLE SETTINGS |
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|
Function |
Jumper/Switch |
Position |
|
|
|
Keyboard controller clock speed select 6MHz |
J2 |
pins 1 & 2 closed |
|
|
Keyboard controller clock speed select 12MHz |
J2 |
pins 2 & 3 closed |
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|
NPU speed select 8MHz |
J3 |
pins 3 & 4 closed |
|
|
NPU speed select 6MHz |
J3 |
pins 1 & 2 closed |
|
|
NPU speed select 10MHz |
J3 |
pins 5 & 6 closed |
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|
NPU speed select 12MHz |
J3 |
pins 7 & 8 closed |
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|
DRAM speed select 100ns |
J4 |
pins 3 & 4 closed |
|
|
DRAM speed select 80ns |
J4 |
pins 1 & 2 closed |
|
|
DRAM speed select 120ns |
J4 |
pins 5 & 6 closed |
|
|
CPU speed select switchable from hardware (see below) |
J10 |
Open |
|
|
CPU speed select switchable from keyboard |
J10 |
pins 1 & 2 closed |
|
|
Memory size select total amount installed |
J11 |
Open |
|
|
Memory size select 256KB only (for testing purposes) |
J11 |
Closed |
|
|
Power good signal detect from power supply |
J15 |
pins 2 & 3 closed |
|
|
Power good signal detect from board |
J15 |
pins 1 & 2 closed |
|
|
Battery type select Alkaline 4.5VDC |
J16 |
pins 1 & 2 closed |
|
|
Battery type select Lithium 6VDC |
J16 |
Open |
|
|
DRAM wait states select zero |
SW1/4 |
On |
|
|
DRAM wait state select one |
SW1/4 |
Off |
|
|
Monitor type select color |
SW1/5 |
On |
|
|
Monitor type select monochrome |
SW1/5 |
Off |
|
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Serial port 1 at 3F8-3FF using IRQ4 enabled |
SW2/1 |
On |
|
|
Serial port 1 at 3F8-3FF using IRQ4 disabled |
SW2/1 |
Off |
|
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Serial port 2 at 2F8-2FF using IRQ3 enabled |
SW2/2 |
On |
|
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Serial port 2 at 2F8-2FF using IRQ3 disabled |
SW2/2 |
Off |
|
|
Floppy drive interface enabled |
SW2/5 |
On |
|
|
Floppy drive interface disabled |
SW2/5 |
Off |
|
|
Early address latch enabled (#EALE) signal select enabled |
SW2/7 |
Off |
|
|
Address latch enable (#BALE) signal select enabled |
SW2/7 |
On |
|
|
Factory configured - do not alter |
SW2/8 |
N/A |
|
DRAM CONFIGURATION |
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|
Size |
Bank 0 |
Bank 1 |
|
512KB |
(18) 41256 |
NONE |
|
640KB |
(18) 41256 |
(18) 4164 |
|
1MB |
(18) 41256 |
(18) 41256 |
|
2MB |
(18) 411000 |
NONE |
|
4MB |
(18) 411000 |
(18) 411000 |
|
DRAM SWITCH CONFIGURATION |
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|
Size |
SW1/1 |
SW1/2 |
SW1/3 |
|
512KB |
On |
On |
N/A |
|
640KB |
On |
Off |
On |
|
1MB |
On |
Off |
Off |
|
2MB |
Off |
On |
Off |
|
4MB |
Off |
Off |
Off |
|
CPU SPEED CONFIGURATION |
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|
Speed |
J1 pins 1 & 2 |
J1 pins 3 & 4 |
J1 pins 5 & 6 |
J10 |
|
OSC Y1/2 |
Open |
Open |
Closed |
Open |
|
8MHz |
Closed |
Closed |
Closed |
pins 2 & 3 closed |
|
10MHz |
Closed |
Open |
Open |
Open |
|
12MHz |
Open |
Closed |
Open |
Open |
|
I/O BUS WAIT STATE CONFIGURATION |
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|
8-bit slot |
16-bit slot |
SW1/6 |
SW1/7 |
SW1/8 |
|
4 wait states |
1 wait state |
Off |
On |
On |
|
6 wait states |
2 wait states |
Off |
On |
Off |
|
8 wait states |
3 wait states |
Off |
Off |
On |
|
10 wait states |
4 wait states |
Off |
Off |
Off |
|
4 wait states |
1 wait states |
On |
N/A (see note) |
N/A (see note) |
|
Note: When SW1/6 is closed, the dynamic wait state mode is enabled which automatically sets the wait states to accommodate the slowest card on the I/O bus. |
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|
BIOS CONFIGURATION |
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|
Type |
J7 |
J8 |
|
27128 |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
27256 |
pins 1 & 2 closed |
pins 2 & 3 closed |
|
27512 |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
PARALLEL PORT CONFIGURATION |
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|
IRQ |
SW2/3 |
SW2/4 |
|
IRQ7 |
On |
Off |
|
IRQ5 |
On |
On |
|
Disabled |
Off |
Off |
|
IDE CONFIGURATION |
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|
Setting |
J17 |
SW2/6 |
|
Enabled |
pins 2 & 3 closed |
On |
|
Disabled |
pins 1 & 2 closed |
Off |