TEXT View Source
# AXIOM TECHNOLOGY, INC.
AX80U86
Processor 80386DX/80486SX/80487SX/80486DX/80486DX2
Processor 25/33/40/50(internal)/50/66(internal)MHz
Speed
Chip Set OPTI
Max. Onboard 32MB
DRAM
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
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| Power LED & | J1 | Parallel port | J9 |
| keylock | | | |
|-------------------+----------+------------------+----------|
| Speaker | J2 | External battery | J11 |
|-------------------+----------+------------------+----------|
| Reset switch | J3 | Auxiliary | J12 |
| | | keyboard | |
| | | connector | |
|-------------------+----------+------------------+----------|
| IDE interface LED | J4 | Serial port 1 | J13 |
|-------------------+----------+------------------+----------|
| Turbo switch | J5 | Serial port 2 | J14 |
|-------------------+----------+------------------+----------|
| Floppy drive | J6 | iSBX bus slot | SL1 |
| interface | | | |
|-------------------+----------+------------------+----------|
| IDE interface | J7 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|-------------------------------------+--------+-------------|
| » | Turbo enabled | J5 | Open |
|---+---------------------------------+--------+-------------|
| | Turbo disabled | J5 | Closed |
|---+---------------------------------+--------+-------------|
| » | Activate NMI to reset CPU when | JP14 | pins 2 & 3 |
| | watch dog times out | | closed |
|---+---------------------------------+--------+-------------|
| | Reset system when watch dog | JP14 | pins 1 & 2 |
| | times out | | 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 | JP31 | N/A |
| | alter | | |
|---+---------------------------------+--------+-------------|
| » | Factory configured - do not | JP32 | N/A |
| | alter | | |
|---+---------------------------------+--------+-------------|
| » | Factory configured - do not | JP33 | N/A |
| | alter | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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) 8K x 8 | NONE |
| | | 1 | | |
|-------+-------------+------------+------------+------------|
| 256KB | (8) 32K x 8 | (1) 16K x | (1) 8K x 8 | (1) 8K x 8 |
| | | 1 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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. |
+------------------------------------------------------------+