TEXT View Source
# TMC RESEARCH CORPORATION
MAT48PX (EISA)
Processor 80486SX/80487SX/80486DX
Processor Speed 16/20/25/33/50MHz
Chip Set OPTI
Max. Onboard DRAM 256MB
Cache 64/128/256/512KB
BIOS AMI
Dimensions 350mm x 304mm
I/O Options None
NPU Options 4167
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|--------------+-----------+--------------------+------------|
| IDE LED out | J4 | Reset switch | J5 pins 9 |
| | | | & 19 |
|--------------+-----------+--------------------+------------|
| Speaker | J5 pins 1 | IDE LED in | J5 pins 10 |
| | - 4 | | & 20 |
|--------------+-----------+--------------------+------------|
| Turbo switch | J5 pins 7 | Power LED & | J5 pins 11 |
| | & 17 | keylock | - 15 |
|--------------+-----------+--------------------+------------|
| Turbo LED | J5 pins 8 | | |
| | & 18 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|--------------------------------------+---------+-----------|
| » | Monitor type select color | JP5 | Closed |
|---+----------------------------------+---------+-----------|
| | Monitor type select monochrome | JP5 | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|-------+-------------+------------+------------+------------|
| 4MB | (4) 1M x 9 | NONE | NONE | NONE |
|-------+-------------+------------+------------+------------|
| 8MB | (4) 1M x 9 | (4) 1M x 9 | NONE | NONE |
|-------+-------------+------------+------------+------------|
| 12MB | (4) 1M x 9 | (4) 1M x 9 | (4) 1M x 9 | NONE |
|-------+-------------+------------+------------+------------|
| 16MB | (4) 1M x 9 | (4) 1M x 9 | (4) 1M x 9 | (4) 1M x 9 |
|-------+-------------+------------+------------+------------|
| 16MB | (4) 4M x 9 | NONE | NONE | NONE |
|-------+-------------+------------+------------+------------|
| 20MB | (4) 4M x 9 | (4) 1M x 9 | NONE | NONE |
|-------+-------------+------------+------------+------------|
| 24MB | (4) 1M x 9 | (4) 1M x 9 | (4) 4M x 9 | NONE |
|-------+-------------+------------+------------+------------|
| 28MB | (4) 1M x 9 | (4) 1M x 9 | (4) 4M x 9 | (4) 1M x 9 |
|-------+-------------+------------+------------+------------|
| 32MB | (4) 4M x 9 | (4) 4M x 9 | NONE | NONE |
|-------+-------------+------------+------------+------------|
| 36MB | (4) 4M x 9 | (4) 4M x 9 | (4) 1M x 9 | NONE |
|-------+-------------+------------+------------+------------|
| 40MB | (4) 4M x 9 | (4) 4M x 9 | (4) 1M x 9 | (4) 1M x 9 |
|-------+-------------+------------+------------+------------|
| 48MB | (4) 4M x 9 | (4) 4M x 9 | (4) 4M x 9 | NONE |
|-------+-------------+------------+------------+------------|
| 52MB | (4) 4M x 9 | (4) 4M x 9 | (4) 4M x 9 | (4) 1M x 9 |
|-------+-------------+------------+------------+------------|
| 64MB | (4) 4M x 9 | (4) 4M x 9 | (4) 4M x 9 | (4) 4M x 9 |
|-------+-------------+------------+------------+------------|
| 64MB | (4) 16M x 9 | NONE | NONE | NONE |
|-------+-------------+------------+------------+------------|
| 128MB | (4) 16M x 9 | (4) 16M x | NONE | NONE |
| | | 9 | | |
|-------+-------------+------------+------------+------------|
| 192MB | (4) 16M x 9 | (4) 16M x | (4) 16M x | NONE |
| | | 9 | 9 | |
|-------+-------------+------------+------------+------------|
| 256MB | (4) 16M x 9 | (4) 16M x | (4) 16M x | (4) 16M x |
| | | 9 | 9 | 9 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | TAG | TAG | TAG |
| | | | (U37) | (U38) | (U55) |
|--------+-----------+---------+---------+---------+---------|
| 64KB | (4) 8K x | (4) 8K | (1) 8K | (1) 16K | (1) 16K |
| | 8 | x 8 | x 8 | x 1 | x 1 |
|--------+-----------+---------+---------+---------+---------|
| 128KB | (4) 32K x | NONE | (1) 8K | (1) 16K | (1) 16K |
| | 8 | | x 8 | x 1 | x 1 |
|--------+-----------+---------+---------+---------+---------|
| 256KB | (4) 32K x | (4) 32K | (1) 32K | (1) 16K | (1) 16K |
| | 8 | x 8 | x 8 | x 1 | x 1 |
|--------+-----------+---------+---------+---------+---------|
| 512KB | (4) 128K | NONE | (1) 32K | (1) 64K | (1) 64K |
| | x 8 | | x 8 | x 1 | x 1 |
|------------------------------------------------------------|
| Notes: If DRAM is £ 32MB, all cache sizes may be |
| installed; if DRAM is > 32MB and £ 64MB, |
| |
| 128, 256, or 512KB cache must be installed; if DRAM is > |
| 64MB and £ 128MB, |
| |
| 256 or 512KB cache must be installed; if DRAM is > 128MB, |
| 512KB cache must be installed. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | RNA1 & RNA2 | RNB1 & | RNC1 & | RND1 & |
| | | RNB2 | RNC2 | RND2 |
|-------+-------------+------------+------------+------------|
| 64KB | Installed | Not | Not | Not |
| | | installed | installed | installed |
|-------+-------------+------------+------------+------------|
| 128KB | Not | Installed | Not | Not |
| | installed | | installed | installed |
|-------+-------------+------------+------------+------------|
| 256KB | Not | Not | Installed | Not |
| | installed | installed | | installed |
|-------+-------------+------------+------------+------------|
| 512KB | Not | Not | Not | Installed |
| | installed | installed | installed | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE CONFIGURATION |
|------------------------------------------------------------|
| Type | JP1 | JP2 | JP3 | JP4 |
|---------------+-----------+----------+----------+----------|
| 80486SX-16MHz | pins 2 & | pins 1 & | pins 1 & | pins 2 & |
| | 3 closed | 2 closed | 2 closed | 3 closed |
|---------------+-----------+----------+----------+----------|
| 80486SX-20MHz | pins 2 & | pins 1 & | pins 1 & | pins 2 & |
| | 3 closed | 2 closed | 2 closed | 3 closed |
|---------------+-----------+----------+----------+----------|
| 80486SX-25MHz | pins 1 & | pins 1 & | pins 1 & | pins 2 & |
| | 2 | 2 closed | 2 closed | 3 closed |
|---------------+-----------+----------+----------+----------|
| 80487SX-16MHz | pins 2 & | pins 1 & | pins 1 & | pins 2 & |
| | 3 closed | 2 closed | 2 closed | 3 closed |
|---------------+-----------+----------+----------+----------|
| 80487SX-20MHz | pins 2 & | pins 1 & | pins 1 & | pins 2 & |
| | 3 closed | 2 closed | 2 closed | 3 closed |
|---------------+-----------+----------+----------+----------|
| 80487SX-25MHz | pins 1 & | pins 1 & | pins 1 & | pins 2 & |
| | 2 closed | 2 closed | 2 closed | 3 closed |
|---------------+-----------+----------+----------+----------|
| 80486DX-25MHz | pins 1 & | pins 1 & | pins 1 & | pins 2 & |
| | 2 closed | 2 closed | 2 closed | 3 closed |
|---------------+-----------+----------+----------+----------|
| 80486DX-33MHz | pins 1 & | pins 1 & | pins 2 & | pins 2 & |
| | 2 closed | 2 closed | 3 closed | 3 closed |
|---------------+-----------+----------+----------+----------|
| 80486DX-50MHz | pins 1 & | pins 1 & | pins 2 & | pins 1 & |
| | 2 closed | 2 closed | 3 closed | 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE CONFIGURATION |
|------------------------------------------------------------|
| Type | RNA3 | RNB3 | RNC3 |
|---------------+--------------+--------------+--------------|
| 80486SX-16MHz | Not | Not | Installed |
| | installed | installed | |
|---------------+--------------+--------------+--------------|
| 80486SX-20MHz | Not | Not | Installed |
| | installed | installed | |
|---------------+--------------+--------------+--------------|
| 80486SX-25MHz | Not | Not | Installed |
| | installed | installed | |
|---------------+--------------+--------------+--------------|
| 80487SX-16MHz | Not | Not | Not |
| | installed | installed | installed |
|---------------+--------------+--------------+--------------|
| 80487SX-20MHz | Not | Installed | Not |
| | installed | | installed |
|---------------+--------------+--------------+--------------|
| 80487SX-25MHz | Not | Installed | Not |
| | installed | | installed |
|---------------+--------------+--------------+--------------|
| 80486DX-25MHz | Installed | Not | Not |
| | | installed | installed |
|---------------+--------------+--------------+--------------|
| 80486DX-33MHz | Installed | Not | Not |
| | | installed | installed |
|---------------+--------------+--------------+--------------|
| 80486DX-50MHz | Installed | Not | Not |
| | | installed | installed |
+------------------------------------------------------------+