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# BIOSTAR MICROTECH INTERNATIONAL CORPORATION
MB-1216H
Processor 80286
Processor Speed 16MHz
Chip Set C & T
Max. Onboard DRAM 4MB
SRAM Cache None
BIOS AMI
Dimensions 220mm x 220mm
I/O Options None
NPU Options 80287
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|---------------------+----------+----------------+----------|
| External battery | J2 | Speaker | SPK |
|---------------------+----------+----------------+----------|
| Power LED & keylock | KLOCK | Turbo LED | TBLED |
|---------------------+----------+----------------+----------|
| Reset switch | RST | Turbo switch | TBSW |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|--------------------------------------+--------+------------|
| » | NPU mode select synchronous with | JP1 | pins 1 & 2 |
| | CPU | | closed |
|---+----------------------------------+--------+------------|
| | NPU mode select synchronous with | JP1 | pins 2 & 3 |
| | oscillator installed at Y1 | | closed |
|---+----------------------------------+--------+------------|
| » | Monitor type select monochrome | JP2 | Open |
|---+----------------------------------+--------+------------|
| | Monitor type select color | JP2 | Closed |
|---+----------------------------------+--------+------------|
| » | BIOS type select 27256 | JP3 | pins 1& 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | BIOS type select 27128 | JP3 | pins 2 & 3 |
| | | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | P-0 | Bank 1 | P-1 | Bank 2 | Bank |
| | | | | | | 3 |
|-------+--------+--------+--------+--------+--------+-------|
| 512KB | (4) | (2) | NONE | NONE | NONE | NONE |
| | 44256 | 41256 | | | | |
|-------+--------+--------+--------+--------+--------+-------|
| 512KB | NONE | NONE | NONE | NONE | (2) | NONE |
| | | | | | 256K x | |
| | | | | | 9 | |
|-------+--------+--------+--------+--------+--------+-------|
| 640KB | (4) | (2) | (4) | (2) | NONE | NONE |
| | 44256 | 41256 | 4464 | 4164 | | |
|-------+--------+--------+--------+--------+--------+-------|
| 1MB | (4) | (2) | (4) | (2) | NONE | NONE |
| | 44256 | 41256 | 44256 | 41256 | | |
|-------+--------+--------+--------+--------+--------+-------|
| 1MB | NONE | NONE | NONE | NONE | (2) | (2) |
| | | | | | 256K x | 256K |
| | | | | | 9 | x 9 |
|-------+--------+--------+--------+--------+--------+-------|
| 2MB | NONE | NONE | NONE | NONE | (2) 1M | NONE |
| | | | | | x 9 | |
|-------+--------+--------+--------+--------+--------+-------|
| 4MB | NONE | NONE | NONE | NONE | (2) 1M | (2) |
| | | | | | x 9 | 1M x |
| | | | | | | 9 |
+------------------------------------------------------------+