(TXT) View Source
# DTK COMPUTER, INC.
PEM-1601
Processor 80386SX
Processor Speed 16MHz
Chip Set Unidentified
Max. Onboard DRAM 1MB
Cache None
BIOS DTK
Dimensions 355mm x 305mm
I/O Options Parallel port, serial ports (2)
NPU Options 80387SX
(IMG) IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|------------------+----------+-------------------+----------|
| Serial port 2 | CN1 | Speaker | W7 |
|------------------+----------+-------------------+----------|
| Serial port 1 | CN2 | Power LED & | W11 |
| | | keylock | |
|------------------+----------+-------------------+----------|
| Parallel port | CN3 | Turbo LED | W12 |
|------------------+----------+-------------------+----------|
| Reset switch | W1 | 32-bit external | SL1 & |
| | | memory card | SL2 |
|------------------+----------+-------------------+----------|
| External battery | W6 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper/Switch | Position |
|-------------------------------+---------------+------------|
| | 16-bit memory I/O wait | W3 | pins 1 & 2 |
| | state select 1 wait state | | closed |
|---+---------------------------+---------------+------------|
| | 16-bit memory I/O wait | W3 | pins 2 & 3 |
| | state select 2 wait | | closed |
| | states | | |
|---+---------------------------+---------------+------------|
| | 8-bit memory I/O wait | W4 | pins 1 & 2 |
| | state select 4 wait | | closed |
| | states | | |
|---+---------------------------+---------------+------------|
| | 8-bit memory I/O wait | W4 | pins 2 & 3 |
| | state select 5 wait | | closed |
| | states | | |
|---+---------------------------+---------------+------------|
| | Monitor type select | W8 | pins 1 & 2 |
| | monochrome | | closed |
|---+---------------------------+---------------+------------|
| | Monitor type select color | W8 | pins 2 & 3 |
| | | | closed |
|---+---------------------------+---------------+------------|
| | NPU disabled | W20 | pins 2 & 3 |
| | | | closed |
|---+---------------------------+---------------+------------|
| | NPU enabled | W20 | pins 1 & 2 |
| | | | closed |
|---+---------------------------+---------------+------------|
| | Serial port 1 enabled | SW1/1 | Off |
|---+---------------------------+---------------+------------|
| | Serial port 1 disabled | SW1/1 | On |
|---+---------------------------+---------------+------------|
| | Serial port 2 enabled | SW1/2 | Off |
|---+---------------------------+---------------+------------|
| | Serial port 2 disabled | SW1/2 | On |
|---+---------------------------+---------------+------------|
| | Parallel port enabled | SW1/3 | Off |
|---+---------------------------+---------------+------------|
| | Parallel port disabled | SW1/3 | On |
|---+---------------------------+---------------+------------|
| | Parallel port LPT select | SW1/4 | Off |
| | LPT1 | | |
|---+---------------------------+---------------+------------|
| | Parallel port LPT select | SW1/4 | On |
| | LPT2 | | |
|---+---------------------------+---------------+------------|
| | Serial port 1 IRQ4 | SW1/5 | On |
| | enabled | | |
|---+---------------------------+---------------+------------|
| | Serial port 1 IRQ4 | SW1/5 | Off |
| | disabled | | |
|---+---------------------------+---------------+------------|
| | Serial port 1 IRQ3 | SW1/6 | On |
| | enabled | | |
|---+---------------------------+---------------+------------|
| | Serial port 1 IRQ3 | SW1/6 | Off |
| | disabled | | |
|---+---------------------------+---------------+------------|
| | Serial port 2 IRQ4 | SW1/7 | On |
| | enabled | | |
|---+---------------------------+---------------+------------|
| | Serial port 2 IRQ4 | SW1/7 | Off |
| | disabled | | |
|---+---------------------------+---------------+------------|
| | Serial port 2 IRQ3 | SW1/8 | On |
| | enabled | | |
|---+---------------------------+---------------+------------|
| | Serial port 2 IRQ3 | SW1/8 | Off |
| | disabled | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|--------+------------+------------+------------+------------|
| 1MB | (9) 41256 | (9) 41256 | (9) 41256 | (9) 41256 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED CONFIGURATION |
|------------------------------------------------------------|
| Speed | W10 |
|-------------------------------+----------------------------|
| Switchable from keyboard | pins 2 & 3 closed |
|-------------------------------+----------------------------|
| 8MHz | pins 1 & 2 closed |
|-------------------------------+----------------------------|
| 16MHz | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT INTERRUPT CONFIGURATION |
|------------------------------------------------------------|
| IRQ | SW1/9 | SW1/10 |
|-------------------+-------------------+--------------------|
| IRQ7 | On | Off |
|-------------------+-------------------+--------------------|
| IRQ5 | Off | On |
+------------------------------------------------------------+