AXIOM TECHNOLOGY, INC.
AX80U86
|
Processor |
80386DX/80486SX/80487SX/80486DX/80486DX2 |
|
Processor Speed |
25/33/40/50(internal)/50/66(internal)MHz |
|
Chip Set |
OPTI |
|
Max. Onboard DRAM |
32MB |
|
Cache |
64/256KB |
|
BIOS |
Unidentified |
|
Dimensions |
338mm x 112mm |
|
I/O Options |
Floppy drive interface, IDE interface, parallel port, serial ports (2), riser slot |
|
NPU Options |
80387DX |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Power LED & keylock |
J1 |
Parallel port |
J9 |
|
Speaker |
J2 |
External battery |
J11 |
|
Reset switch |
J3 |
Auxiliary keyboard connector |
J12 |
|
IDE interface LED |
J4 |
Serial port 1 |
J13 |
|
Turbo switch |
J5 |
Serial port 2 |
J14 |
|
Floppy drive interface |
J6 |
iSBX bus slot |
SL1 |
|
IDE interface |
J7 | ||
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
|
|
Turbo enabled |
J5 |
Open |
|
Turbo disabled |
J5 |
Closed | |
|
|
Activate NMI to reset CPU when watch dog times out |
JP14 |
pins 2 & 3 closed |
|
Reset system when watch dog times out |
JP14 |
pins 1 & 2 closed | |
|
Watch dog disabled |
JP14 |
Open | |
|
|
Time out period select 500ms |
JP15 |
pins 1 & 2 closed |
|
Time out period select 1 second |
JP15 |
pins 2 & 3 closed | |
|
|
COM2 IRQ select IRQ4 |
JP18 |
pins 9 & 10 closed |
|
COM2 IRQ select IRQ5 |
JP18 |
pins 11 & 12 closed | |
|
|
Parallel port IRQ select IRQ7 |
JP18 |
pins 13 & 14 closed |
|
Parallel port IRQ select IRQ5 |
JP18 |
pins 15 & 16 closed | |
|
|
IRQ14 buffered |
JP19 |
pins 1 & 2 closed |
|
IRQ14 not buffered |
JP19 |
pins 2 & 3 closed | |
|
|
IDE interface pin 34 used |
JP20 |
Closed |
|
IDE interface pin 34 not used |
JP20 |
Open | |
|
|
IDE interface enabled |
JP21 |
pins 2 & 3 closed |
|
IDE interface disabled |
JP21 |
pins 1 & 2 closed | |
|
|
Floppy drive interface enabled |
JP28 |
pins 2 & 3 closed |
|
Floppy drive interface disabled |
JP28 |
pins 1 & 2 closed | |
|
|
CMOS memory normal operation |
JP29 |
pins 2 & 3 closed |
|
CMOS memory clear |
JP29 |
pins 1 & 2 closed | |
|
|
Monitor type select color |
JP30 |
Closed |
|
Monitor type select monochrome |
JP30 |
Open | |
|
|
Factory configured - do not alter |
JP31 |
N/A |
|
|
Factory configured - do not alter |
JP32 |
N/A |
|
|
Factory configured - do not alter |
JP33 |
N/A |
|
DRAM CONFIGURATION | ||
|
Size |
Bank 0 |
Bank 1 |
|
1MB |
(4) 256K x 9 |
NONE |
|
2MB |
(4) 256K x 9 |
(4) 256K x 9 |
|
4MB |
(4) 1M x 9 |
NONE |
|
5MB |
(4) 256K x 9 |
(4) 1M x 9 |
|
8MB |
(4) 1M x 9 |
(4) 1M x 9 |
|
16MB |
(4) 4M x 9 |
NONE |
|
20MB |
(4) 1M x 9 |
(4) 4M x 9 |
|
20MB |
(4) 4M x 9 |
(4) 1M x 9 |
|
32MB |
(4) 4M x 9 |
(4) 4M x 9 |
|
CACHE CONFIGURATION | ||||
|
Size |
Bank 0 |
DIRTY |
TAG 0 |
TAG 1 |
|
64KB |
(8) 8K x 8 |
(1) 16K x 1 |
(1) 8K x 8 |
NONE |
|
256KB |
(8) 32K x 8 |
(1) 16K x 1 |
(1) 8K x 8 |
(1) 8K x 8 |
|
CACHE JUMPER CONFIGURATION | ||||||
|
Size |
JP1 |
JP2 |
JP3 |
JP4 |
JP5 |
JP6 |
|
64KB |
2 & 3 |
Open |
Open |
Open |
Open |
2 & 3 |
|
256KB |
2 & 3 |
Closed |
Closed |
Closed |
Closed |
2 & 3 |
|
Note: Pins designated should be in the closed position. | ||||||
|
CPU TYPE CONFIGURATION | |||||||
|
Type |
JP7 |
JP8 |
JP9 |
JP10 |
JP11 |
JP12 |
JP13 |
|
80386DX |
1 & 2 |
N/A |
N/A |
N/A |
Open |
Open |
N/A |
|
80486SX |
2 & 3 |
2 & 3 |
Open |
Open |
Open |
Closed |
2 & 3 |
|
80487SX |
2 & 3 |
1 & 2 |
2 & 3 |
Closed |
Open |
Closed |
2 & 3 |
|
80486DX |
2 & 3 |
1 & 2 |
1 & 2 |
Closed |
Open |
Closed |
2 & 3 |
|
8048DX-50 |
2 & 3 |
1 & 2 |
1 & 2 |
Closed |
Closed |
Closed |
1 & 2 |
|
80486DX2 |
2 & 3 |
1 & 2 |
1 & 2 |
Closed |
Open |
Closed |
2 & 3 |
|
Note: Pins designated should be in the closed position. | |||||||
|
PARALLEL PORT CONFIGURATION | ||
|
Setting |
JP26 |
JP27 |
|
278 |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
378 |
pins 1 & 2 closed |
pins 2 & 3 closed |
|
3BC |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
Disabled |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
SERIAL PORT 1 CONFIGURATION | ||
|
Setting |
JP22 |
JP25 |
|
2E8 |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
3E8 |
pins 1 & 2 closed |
pins 2 & 3 closed |
|
3F8 |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
Disabled |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
SERIAL PORT 2 CONFIGURATION | ||
|
Setting |
JP23 |
JP24 |
|
2E8 |
pins 1 & 2 closed |
pins 2 & 3 closed |
|
2F8 |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
3E8 |
pins 2 & 3 closed |
pins 2 & 3 closed |
|
Disabled |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
SERIAL PORT 2 IRQ CONFIGURATION | |
|
IRQ |
JP18 |
|
IRQ3 |
pins 3 & 4 closed |
|
IRQ4 |
pins 1 & 2 closed |
|
IRQ5 |
pins 5 & 6 closed |
|
ISBX SLOT DMA CONFIGURATION | ||
|
Setting |
JP16 |
JP17 |
|
DACK5/DRQ5 |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
DACK6/DRQ6 |
pins 3 & 4 closed |
pins 3 & 4 closed |
|
DACK7/DRQ7 |
pins 5 & 6 closed |
pins 5 & 6 closed |
|
Note: The location of jumper JP16 is unidentified. | ||