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# AXIOM TECHNOLOGY, INC.
AX8025H
Processor 80386SX/CX486SLC
Processor 20/25/33/40MHz
Speed
Chip Set ALI
Max. Onboard 16MB
DRAM
Cache None
BIOS AMI
Dimensions 169mm x 122mm
I/O Options Floppy drive interface, IDE interface, parallel
port, serial ports (2)
NPU Options 80387SX/CX387
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| Floppy drive | CN1 | PC/104 bus | CN11 |
| interface | | connector | |
|-------------------+----------+------------------+----------|
| IDE interface | CN2 | Reset switch | J1 |
|-------------------+----------+------------------+----------|
| Parallel port | CN3 | Power LED & | J2 |
| | | keylock | |
|-------------------+----------+------------------+----------|
| Auxiliary | CN4 | IDE interface | J3 |
| keyboard | | LED | |
| connector | | | |
|-------------------+----------+------------------+----------|
| Serial port 1 | CN7 | Speaker | J4 |
|-------------------+----------+------------------+----------|
| Serial port 2 | CN8 | External battery | J5 |
|-------------------+----------+------------------+----------|
| PC/104 bus | CN10 | | |
| connector | | | |
|------------------------------------------------------------|
| Note: The location of jumper J5 is unidentified. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|--------------------------------------+--------+------------|
| » | Parallel port IRQ select IRQ7 | CN5 | pins 13 & |
| | | | 14 closed |
|---+----------------------------------+--------+------------|
| | Parallel port IRQ select IRQ5 | CN5 | pins 15 & |
| | | | 16 closed |
|---+----------------------------------+--------+------------|
| » | Activate NMI to reset CPU when | JP1 | pins 1 & 2 |
| | watch dog times out | | closed |
|---+----------------------------------+--------+------------|
| | Reset system when watch dog | JP1 | pins 2 & 3 |
| | times out | | closed |
|---+----------------------------------+--------+------------|
| | Watch dog disabled | JP1 | Open |
|---+----------------------------------+--------+------------|
| » | External battery type select | JP2 | pins 1 & 2 |
| | DS1287/1187 | | closed |
|---+----------------------------------+--------+------------|
| | External battery type select | JP2 | pins 2 & 3 |
| | MC146818 | | closed |
|---+----------------------------------+--------+------------|
| » | Parity check enabled | JP3 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Parity check disabled | JP3 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | Watch dog timer normal | JP4 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Watch dog timer reset | JP4 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | IDE interface pin 34 used | JP5 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | IDE interface pin 34 not used | JP5 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | Monitor type select monochrome | JP6 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Monitor type select color | JP6 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | IDE interface enabled | JP7 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | IDE interface disabled | JP7 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | Floppy drive interface enabled | JP8 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Floppy drive interface disabled | JP8 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | NPU synchronous with CPU | JP15 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | NPU asynchronous with CPU | JP15 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | Time out period select 1 second | JP21 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | Time out period select 10 | JP21 | pins 2 & 3 |
| | seconds | | closed |
|---+----------------------------------+--------+------------|
| » | Parallel port unidirectional | JP23 | pins 1 & 2 |
| | (printer) | | closed |
|---+----------------------------------+--------+------------|
| | Parallel port bidirectional | JP23 | pins 2 & 3 |
| | | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 1MB | (2) 256K x 9 | (2) 256K x 9 |
|------------------+--------------------+--------------------|
| 2MB | (2) 1M x 9 | NONE |
|------------------+--------------------+--------------------|
| 4MB | (2) 1M x 9 | (2) 1M x 9 |
|------------------+--------------------+--------------------|
| 8MB | (2) 4M x 9 | NONE |
|------------------+--------------------+--------------------|
| 16MB | (2) 4M x 9 | (2) 4M x 9 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE CONFIGURATION |
|------------------------------------------------------------|
| Type | J6 |
|--------------------------+---------------------------------|
| 80386SX | Open |
|--------------------------+---------------------------------|
| CX486SLC | pins 1 & 2, 3 & 4, 5 & 6 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED CONFIGURATION |
|------------------------------------------------------------|
| Speed | JP20 | JP22 |
|------------------+--------------------+--------------------|
| 20MHz | pins 1 & 2 closed | pins 2 & 3 closed |
|------------------+--------------------+--------------------|
| 25MHz | pins 2 & 3 closed | pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| 33MHz | pins 2 & 3 closed | pins 2 & 3 closed |
|------------------+--------------------+--------------------|
| 40MHz | pins 1 & 2 closed | pins 1 & 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT CONFIGURATION |
|------------------------------------------------------------|
| Setting | JP13 | JP14 |
|------------------+--------------------+--------------------|
| 278 | pins 2 & 3 closed | pins 2 & 3 closed |
|------------------+--------------------+--------------------|
| 378 | pins 1 & 2 closed | pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| 3BC | pins 1 & 2 closed | pins 2 & 3 closed |
|------------------+--------------------+--------------------|
| Disabled | pins 2 & 3 closed | pins 1 & 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 1 CONFIGURATION |
|------------------------------------------------------------|
| Setting | JP9 | JP10 |
|------------------+--------------------+--------------------|
| 2E8 | pins 2 & 3 closed | pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| 3E8 | pins 1 & 2 closed | pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| 3F8 | pins 2 & 3 closed | pins 2 & 3 closed |
|------------------+--------------------+--------------------|
| Disabled | pins 1 & 2 closed | pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 2 CONFIGURATION |
|------------------------------------------------------------|
| Setting | JP11 | JP12 |
|------------------+--------------------+--------------------|
| 2E8 | pins 1 & 2 closed | pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| 2F8 | pins 2 & 3 closed | pins 2 & 3 closed |
|------------------+--------------------+--------------------|
| 3E8 | pins 2 & 3 closed | pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| Disabled | pins 1 & 2 closed | pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 1 INTERRUPT CONFIGURATION |
|------------------------------------------------------------|
| IRQ | CN5 |
|----------------------------+-------------------------------|
| IRQ3 | pins 3 & 4 closed |
|----------------------------+-------------------------------|
| IRQ4 | pins 1 & 2 closed |
|----------------------------+-------------------------------|
| IRQ5 | pins 5 & 6 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 2 INTERRUPT CONFIGURATION |
|------------------------------------------------------------|
| IRQ | CN5 |
|----------------------------+-------------------------------|
| IRQ3 | pins 7 & 8 closed |
|----------------------------+-------------------------------|
| IRQ4 | pins 9 & 10 closed |
|----------------------------+-------------------------------|
| IRQ5 | pins 11 & 12 closed |
+------------------------------------------------------------+