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# AXIOM TECHNOLOGY, INC.
AX8235H
Processor 80486SX/CX486DX/AM486WB/AM486DX/80486DX/CX486DX2/
AM486DX2/80486DX2/80486DX2(WB)/CX486DX4/AM486DX4/
80486DX4/P24D/P24T/CX5X86/AM5X86
Processor 25/33/40/50(internal)/66(internal)/75(internal)/80(internal)/
Speed 100(internal)/120(internal)/133(internal)MHz
Chip Set Unidentified
Video Chip None
Set
Maximum 64MB
Onboard
Memory
Maximum None
Video
Memory
Cache 128/256/512KB
BIOS Award
Dimensions 185mm x 122mm
I/O Floppy drive interface, green PC connector, IDE interface,
Options parallel port, serial ports (2), PC104 connectors (2)
NPU None
Options
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| Serial port 1 | CN1 | Turbo LED | JP2 |
|-------------------+----------+------------------+----------|
| Serial port 2 | CN2 | Reset switch | JP6 |
|-------------------+----------+------------------+----------|
| Floppy drive | CN3 | Power LED & | JP7 |
| interface | | keylock | |
|-------------------+----------+------------------+----------|
| Parallel port | CN4 | Green PC | JP10 |
| | | connector | |
|-------------------+----------+------------------+----------|
| IDE interface | CN5 | Speaker | SPK |
|-------------------+----------+------------------+----------|
| Auxiliary | EXKB | PC104 connector | 104AB |
| keyboard | | | |
| connector | | | |
|-------------------+----------+------------------+----------|
| IDE interface LED | JP1 | PC104 connector | 104CD |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 1MB | (1) 256K x 36 | None |
|------------------+--------------------+--------------------|
| 2MB | (1) 256K x 36 | (1) 256K x 36 |
|------------------+--------------------+--------------------|
| 2MB | (1) 512K x 36 | None |
|------------------+--------------------+--------------------|
| 3MB | (1) 256K x 36 | (1) 512K x 36 |
|------------------+--------------------+--------------------|
| 4MB | (1) 512K x 36 | (1) 512K x 36 |
|------------------+--------------------+--------------------|
| 4MB | (1) 1M x 36 | None |
|------------------+--------------------+--------------------|
| 5MB | (1) 256K x 36 | (1) 1M x 36 |
|------------------+--------------------+--------------------|
| 6MB | (1) 512K x 36 | (1) 1M x 36 |
|------------------+--------------------+--------------------|
| 8MB | (1) 1M x 36 | (1) 1M x 36 |
|------------------+--------------------+--------------------|
| 8MB | (1) 2M x 36 | None |
|------------------+--------------------+--------------------|
| 10MB | (1) 512K x 36 | (1) 2M x 36 |
|------------------+--------------------+--------------------|
| 12MB | (1) 1M x 36 | (1) 2M x 36 |
|------------------+--------------------+--------------------|
| 16MB | (1) 2M x 36 | (1) 2M x 36 |
|------------------+--------------------+--------------------|
| 16MB | (1) 4M x 36 | None |
|------------------+--------------------+--------------------|
| 17MB | (1) 4M x 36 | (1) 256K x 36 |
|------------------+--------------------+--------------------|
| 18MB | (1) 4M x 36 | (1) 512K x 36 |
|------------------+--------------------+--------------------|
| 20MB | (1) 1M x 36 | (1) 4M x 36 |
|------------------+--------------------+--------------------|
| 24MB | (1) 2M x 36 | (1) 4M x 36 |
|------------------+--------------------+--------------------|
| 32MB | (1) 4M x 36 | (1) 4M x 36 |
|------------------+--------------------+--------------------|
| 32MB | (1) 8M x 36 | None |
|------------------+--------------------+--------------------|
| 36MB | (1) 1M x 36 | (1) 8M x 36 |
|------------------+--------------------+--------------------|
| 40MB | (1) 2M x 36 | (1) 8M x 36 |
|------------------+--------------------+--------------------|
| 48MB | (1) 4M x 36 | (1) 8M x 36 |
|------------------+--------------------+--------------------|
| 64MB | (1) 8M x 36 | (1) 8M x 36 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | TAG |
|------------------+--------------------+--------------------|
| 128KB | (4) 32K x 8 | Unidentified |
|------------------+--------------------+--------------------|
| 256KB | (4) 64K x 8 | Unidentified |
|------------------+--------------------+--------------------|
| 512KB | (4) 128K x 8 | Unidentified |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | JP11 |
|----------------------------+-------------------------------|
| 128KB | Open |
|----------------------------+-------------------------------|
| 256KB | Pins 3 & 4 closed |
|----------------------------+-------------------------------|
| 512KB | Pins 1 & 2, 3 & 4 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION |
|------------------------------------------------------------|
| Speed | JP4 |
|----------------------------+-------------------------------|
| 25MHz | Open |
|----------------------------+-------------------------------|
| 33MHz | Pins 1 & 2, 3 & 4 closed |
|----------------------------+-------------------------------|
| 40MHz | Pins 1 & 2 closed |
|----------------------------+-------------------------------|
| 50iMHz | Open |
|----------------------------+-------------------------------|
| 66iMHz | Pins 1 & 2, 3 & 4 closed |
|----------------------------+-------------------------------|
| 75iMHz | Open |
|----------------------------+-------------------------------|
| 80iMHz | Pins 1 & 2 closed |
|----------------------------+-------------------------------|
| 100iMHz | Pins 1 & 2, 3 & 4 closed |
|----------------------------+-------------------------------|
| 120iMHz | Pins 1 & 2 closed |
|----------------------------+-------------------------------|
| 133iMHz | Pins 1 & 2, 3 & 4 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE SELECTION |
|------------------------------------------------------------|
| Type | JP9 |
|------------+-----------------------------------------------|
| 80486SX | 5 & 6, 11 & 12, 13 & 15, 14 & 16, 19 & 20, 22 |
| | & 24 |
|------------+-----------------------------------------------|
| CX486DX | 1 & 2, 6 & 8, 9 & 10, 11 & 13, 14 & 16, 15 & |
| | 17, 19 & 21, 22 & 24, 25 & 26 |
|------------+-----------------------------------------------|
| AM486 WB | 1 & 3, 5 & 6, 8 & 10, 11 & 12, 15 & 17, 14 & |
| | 16, 19 & 21, 23 & 24, 25 & 26 |
|------------+-----------------------------------------------|
| AM486DX | 4 & 6, 9 & 11, 15 & 16, 19 & 21, 22 & 24, 25 |
| | & 26 |
|------------+-----------------------------------------------|
| 80486DX | 5 & 6, 11 & 12, 13 & 15, 14 & 16, 19 & 21, 22 |
| | & 24, 25 & 26 |
|------------+-----------------------------------------------|
| CX486DX2 | 1 & 2, 6 & 8, 9 & 10, 11 & 13, 14 & 16, 15 & |
| | 17, 19 & 21, 22 & 24, 25 & 26 |
|------------+-----------------------------------------------|
| AM486DX2 | 4 & 6, 9 & 11, 15 & 16, 17 & 18, 19 & 21, 22 |
| | & 24, 25 & 26 |
|------------+-----------------------------------------------|
| 80486DX2 | 5 & 6, 11 & 12, 13 & 15, 14 & 16, 19 & 21, 22 |
| | & 24, 25 & 26 |
|------------+-----------------------------------------------|
| 80486DX2 | 1 & 3, 5 & 6, 7 & 9, 8 & 10, 11 & 12, 15 & |
| WB | 17, 14 & 16, 19 & 21, 23 & 24, 25 & 26 |
|------------+-----------------------------------------------|
| CX486DX4 | 1 & 2, 6 & 8, 9 & 10, 11 & 13, 14 & 16, 15 & |
| | 17, 19 & 21, 22 & 24, 25 & 26 |
|------------+-----------------------------------------------|
| AM486DX4 | 4 & 6, 9 & 11, 15 & 16, 19 & 21, 22 & 24, 25 |
| | & 26 |
|------------+-----------------------------------------------|
| 80486DX4 | 5 & 6, 11 & 12, 13 & 15, 14 & 16, 19 & 21, 22 |
| | & 24, 25 & 26 |
|------------+-----------------------------------------------|
| P24D | 1 & 3, 5 & 6, 8 & 10, 11 & 12, 15 & 17, 14 & |
| | 16, 19 & 21, 23 & 24, 25 & 26 |
|------------+-----------------------------------------------|
| P24T | 1 & 3, 5 & 6, 8 & 10, 11 & 12, 15 & 17, 14 & |
| | 16, 19 & 21, 23 & 24, 25 & 26 |
|------------+-----------------------------------------------|
| CX5X86 | 1 & 3, 5 & 6, 8 & 10, 11 & 12, 15 & 17, 14 & |
| | 16, 19 & 21, 23 & 24, 25 & 26 |
|------------+-----------------------------------------------|
| CX5X86-133 | 1 & 3, 5 & 6, 7 & 9, 8 & 10, 11 & 12, 15 & |
| | 17, 14 & 16, 19 & 21, 23 & 24, 25 & 26 |
|------------+-----------------------------------------------|
| AM5X86 | 1 & 3, 5 & 6, 7 & 9, 8 & 10, 11 & 12, 15 & |
| | 17, 14 & 16, 19 & 21, 23 & 24, 25 & 26 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU VOLTAGE SELECTION |
|------------------------------------------------------------|
| Voltage | JP8 |
|----------------------------+-------------------------------|
| » | 3.3v | Pins 2 & 3 closed |
|---+------------------------+-------------------------------|
| | 5v | Pins 1 & 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SERIAL PORT 2 SELECTION |
|------------------------------------------------------------|
| Setting | JP4 | JP5 |
|------------+--------------+--------------------------------|
| » | RS-232 | Open | 3 & 4 |
|---+--------+--------------+--------------------------------|
| | RS-422 | 7 & 8, 9 & | 1 & 2, 3 & 5, 7 & 8, 9 & 10, |
| | | 10, 11 & 12 | 11 & 12, 13 & 14 |
|---+--------+--------------+--------------------------------|
| | RS-485 | 7 & 8, 9 & | 1 & 2, 3 & 5, 6 & 8, 9 & 10, |
| | | 10, 11 & 12 | 11 & 12, 13 & 14, 15 & 16, 17 |
| | | | & 18 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+