TEXT View Source
# INTERLOGIC INDUSTRIES
ESC486 SINGLE BOARD COMPUTER
Processor 80486SX/80486DX/80486DX2/Pentium Overdrive
Processor Speed 16/25/33/50(internal)/50/66(internal)MHz
Chip Set IMS
Max. Onboard DRAM 128MB
Cache 32/64/128/256/512/1024KB
BIOS AMI
Dimensions 312mm x 122mm
I/O Options PS/2 mouse port
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|--------------------+----------+-----------------+----------|
| Power LED & | CN1 | Turbo LED | CN5 |
| keylock | | | |
|--------------------+----------+-----------------+----------|
| Speaker | CN2 | PS/2 mouse port | CN6 |
|--------------------+----------+-----------------+----------|
| Reset switch | CN3 | Keyboard port | CN7 |
|--------------------+----------+-----------------+----------|
| Turbo switch | CN4 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|---------------------------------------+---------+----------|
| » | PS/2 mouse interrupt enabled | JP15 | Closed |
|---+-----------------------------------+---------+----------|
| | PS/2 mouse interrupt disabled | JP15 | Open |
|---+-----------------------------------+---------+----------|
| » | Monitor type select monochrome | JP16 | Open |
|---+-----------------------------------+---------+----------|
| | Monitor type select color | JP16 | Closed |
|---+-----------------------------------+---------+----------|
| » | Factory configured - do not alter | JP17 | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 |
|------------------+--------------------+--------------------|
| 8MB | (4) 1M x 9 | (4) 1M x 9 |
|------------------+--------------------+--------------------|
| 16MB | (4) 4M x 9 | NONE |
|------------------+--------------------+--------------------|
| 20MB | (4) 1M x 9 | (4) 4M x 9 |
|------------------+--------------------+--------------------|
| 32MB | (4) 4M x 9 | (4) 4M x 9 |
|------------------+--------------------+--------------------|
| 64MB | (4) 16M x 9 | NONE |
|------------------+--------------------+--------------------|
| 128MB | (4) 16M x 9 | (4) 16M x 9 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | TAG |
|------------+---------------+---------------+---------------|
| 32KB | (4) 8K x 8 | NONE | (2) 16K x 4 |
|------------+---------------+---------------+---------------|
| 64KB | (4) 8K x 8 | (4) 8K x 8 | (2) 16K x 4 |
|------------+---------------+---------------+---------------|
| 128KB | (4) 32K x 8 | NONE | (2) 16K x 4 |
|------------+---------------+---------------+---------------|
| 256KB | (4) 32K x 8 | (4) 32K x 8 | (2) 16K x 4 |
|------------+---------------+---------------+---------------|
| 512KB | (4) 128K x 8 | NONE | (2) 32K x 8 |
|------------+---------------+---------------+---------------|
| 1MB | (4) 128K x 8 | (4) 128K x 8 | (2) 32K x 8 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | JP1 | JP2 | JP3 | JP4 | JP5 | JP6 |
|--------+--------+--------+--------+--------+-------+-------|
| 32KB | 2 & 3 | 2 & 3 | N/A | N/A | 1 & 2 | 1 & 2 |
|--------+--------+--------+--------+--------+-------+-------|
| 64KB | 1 & 2 | 1 & 2 | N/A | N/A | 1 & 2 | 1 & 2 |
|--------+--------+--------+--------+--------+-------+-------|
| 128KB | 2 & 3 | 1 & 2 | 2 & 3 | N/A | 2 & 3 | 2 & 3 |
|--------+--------+--------+--------+--------+-------+-------|
| 256KB | 1 & 2 | 1 & 2 | 1 & 2 | N/A | 2 & 3 | 2 & 3 |
|--------+--------+--------+--------+--------+-------+-------|
| 512KB | 2 & 3 | 1 & 2 | 1 & 2 | 2 & 3 | 2 & 3 | 2 & 3 |
|--------+--------+--------+--------+--------+-------+-------|
| 1MB | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 2 & 3 | 2 & 3 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION (CON’T) |
|------------------------------------------------------------|
| Size | JP7 | JP8 | JP9 | JP10 | JP11 |
|----------+----------+----------+---------+--------+--------|
| 32KB | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 |
|----------+----------+----------+---------+--------+--------|
| 64KB | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 1 & 2 |
|----------+----------+----------+---------+--------+--------|
| 128KB | 2 & 3 | 2 & 3 | 2 & 3 | 1 & 2 | 1 & 2 |
|----------+----------+----------+---------+--------+--------|
| 256KB | 2 & 3 | 2 & 3 | 1 & 2 | 1 & 2 | 1 & 2 |
|----------+----------+----------+---------+--------+--------|
| 512KB | 2 & 3 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 |
|----------+----------+----------+---------+--------+--------|
| 1MB | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE CONFIGURATION |
|------------------------------------------------------------|
| Type | JP12 | JP13 | JP14 |
|--------------+------------+-----------------------+--------|
| 80486SX | N/A | pins 2 & 3 closed | Open |
|--------------+------------+-----------------------+--------|
| 80486DX/DX2 | pins 2 & 3 | pins 1, 2, 3 & 4 | Open |
| | closed | closed | |
|--------------+------------+-----------------------+--------|
| Pentium | pins 1 & 2 | pins 1, 2, 3 & 4 | Closed |
| Overdrive | closed | closed | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED CONFIGURATION |
|------------------------------------------------------------|
| Speed | W1 | W2 | W3 | W4 | W5 |
|-----------+----------+-------+---------+---------+---------|
| 16MHz | Closed | Open | Open | Closed | Open |
|-----------+----------+-------+---------+---------+---------|
| 25MHz | Open | Open | Closed | Closed | Open |
|-----------+----------+-------+---------+---------+---------|
| 33MHz | Open | Open | Closed | Open | Open |
|-----------+----------+-------+---------+---------+---------|
| 50iMHZ | Open | Open | Closed | Closed | Open |
|-----------+----------+-------+---------+---------+---------|
| 66iMHz | Open | Open | Closed | Open | Open |
|-----------+----------+-------+---------+---------+---------|
| Overdrive | Closed | Open | Closed | Closed | Closed |
+------------------------------------------------------------+