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# BIOSTAR MICROTECH INTERNATIONAL CORPORATION
MB-1333/40 AEQ-K/AEG-K
Processor 80386DX
Processor Speed 33/40MHz
Chip Set AMI
Max. Onboard DRAM 32MB
Cache 64/128/256KB
BIOS AMI
Dimensions 220mm x 220mm
I/O Options None
NPU Options 80387DX/CX487DLC
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|---------------------+----------+----------------+----------|
| External battery | J3 | Reset switch | J4D |
|---------------------+----------+----------------+----------|
| Speaker | J4A | Turbo switch | J4E |
|---------------------+----------+----------------+----------|
| Power LED & keylock | J4B | +5Vdc (pin 1) | J4F |
|---------------------+----------+----------------+----------|
| Turbo LED | J4C | Ground (pin 2) | J4F |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|-------------------------------+--------+-------------------|
| » | Monitor type select | JP1 | pins 1 & 2 closed |
| | monochrome | | |
|---+---------------------------+--------+-------------------|
| | Monitor type select color | JP1 | pins 2 & 3 closed |
|---+---------------------------+--------+-------------------|
| » | CMOS memory normal | JP4 | pins 2 & 3 closed |
| | operation | | |
|---+---------------------------+--------+-------------------|
| | CMOS memory clear | JP4 | pins 1 & 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|----------------+---------------------+---------------------|
| 1MB | (4) 256K x 4 | None |
|----------------+---------------------+---------------------|
| 2MB | (4) 256K x 4 | (4) 256K x 4 |
|----------------+---------------------+---------------------|
| 4MB | (4) 1M x 4 | None |
|----------------+---------------------+---------------------|
| 5MB | (4) 256K x 4 | (4) 1M x 4 |
|----------------+---------------------+---------------------|
| 8MB | (4) 1M x 4 | (4) 1M x 4 |
|----------------+---------------------+---------------------|
| 16MB | (4) 4M x 4 | None |
|----------------+---------------------+---------------------|
| 20MB | (4) 1M x 4 | (4) 4M x 4 |
|----------------+---------------------+---------------------|
| 20MB | (4) 4M x 4 | (4) 1M x 4 |
|----------------+---------------------+---------------------|
| 32MB | (4) 4M x 4 | (4) 4M x 4 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Max | Bank 0 | Bank 1 | TAG |
| | Cachable | | | |
|-------+-------------+------------+------------+------------|
| 64KB | 8MB | (4) 8K x 8 | (4) 8K x 8 | (1) 8K x 8 |
|-------+-------------+------------+------------+------------|
| 128KB | 16MB | (4) 32K x | NONE | (1) 8K x 8 |
| | | 8 | | |
|-------+-------------+------------+------------+------------|
| 256KB | 32MB | (4) 32K x | (4) 32K x | (1) 32K x |
| | | 8 | 8 | 8 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Max | JP3 | JP5 |
| | Cachable | | |
|-------+----------+----------------------------+------------|
| 64KB | 8MB | Open | pins 1 & 2 |
| | | | closed |
|-------+----------+----------------------------+------------|
| 128KB | 16MB | pins 1 & 2 and 3 & 4 | pins 2 & 3 |
| | | closed | closed |
|-------+----------+----------------------------+------------|
| 256KB | 32MB | pins 1 & 2, 3 & 4 and 5 & | pins 1 & 2 |
| | | 6 closed | closed |
+------------------------------------------------------------+