TEXT View Source
# STANDARD MICROSYSTEMS CORPORATION
SMC 4004-PC
+------------------------------------------------------------+
|------------------------------------------------------------|
| Data bus: | 8-bit, ISA |
|--------------------------+---------------------------------|
| Size: | Half-length, full-height card |
|--------------------------+---------------------------------|
| Hard drive supported: | Two MFM ST506/412 drives |
|--------------------------+---------------------------------|
| Floppy drives supported: | None |
+------------------------------------------------------------+
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Location |
|-------------------------------------------+----------------|
| 34-pin control cable connector-hard drive | CN1 |
|-------------------------------------------+----------------|
| 20-pin data cable connector-drive 0 | CN2 |
|-------------------------------------------+----------------|
| 20-pin data cable connector-drive 1 | CN3 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRIVE 1 CONFIGURATION - SW1 |
|------------------------------------------------------------|
|Type|Capacity|Heads|Cylinders|Jumper |Jumper |Jumper |Jumper|
| | | | | 6 | 7 | 10 | 11 |
|----+--------+-----+---------+-------+-------+-------+------|
| 0 | 5MB | 2 | 306 |closed |closed |closed |closed|
|----+--------+-----+---------+-------+-------+-------+------|
| 1 | 20MB | 8 | 375 | open |closed |closed |closed|
|----+--------+-----+---------+-------+-------+-------+------|
| 2 | 15MB | 6 | 306 |closed | open |closed |closed|
|----+--------+-----+---------+-------+-------+-------+------|
| 3 | 10MB | 4 | 306 | open | open |closed |closed|
|----+--------+-----+---------+-------+-------+-------+------|
| 4* | 5MB | 2 | 306 |closed |closed | open |closed|
|----+--------+-----+---------+-------+-------+-------+------|
| 5 | 30MB | 5 | 637 | open |closed | open |closed|
|----+--------+-----+---------+-------+-------+-------+------|
| 6 | 20MB | 4 | 612 |closed | open | open |closed|
|----+--------+-----+---------+-------+-------+-------+------|
|7** | 20MB | 4 | 612 | open | open | open |closed|
|------------------------------------------------------------|
|Note:*Type 4 is Buffered Seek Version of Type 0. |
| |
|**Type 7 is a Precomp Version of Type 6. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRIVE 0 CONFIGURATION - SW1 |
|------------------------------------------------------------|
|Type|Capacity|Heads|Cylinders|Jumper |Jumper |Jumper |Jumper|
| | | | | 8 | 9 | 12 | 13 |
|----+--------+-----+---------+-------+-------+-------+------|
| 0 | 5MB | 2 | 306 |closed |closed |closed |closed|
|----+--------+-----+---------+-------+-------+-------+------|
| 1 | 20MB | 8 | 375 | open |closed |closed |closed|
|----+--------+-----+---------+-------+-------+-------+------|
| 2 | 15MB | 6 | 306 |closed | open |closed |closed|
|----+--------+-----+---------+-------+-------+-------+------|
| 3 | 10MB | 4 | 306 | open | open |closed |closed|
|----+--------+-----+---------+-------+-------+-------+------|
| 4* | 5MB | 2 | 306 |closed |closed | open |closed|
|----+--------+-----+---------+-------+-------+-------+------|
| 5 | 30MB | 5 | 637 | open |closed | open |closed|
|----+--------+-----+---------+-------+-------+-------+------|
| 6 | 20MB | 4 | 612 |closed | open | open |closed|
|----+--------+-----+---------+-------+-------+-------+------|
|7** | 20MB | 4 | 612 | open | open | open |closed|
|------------------------------------------------------------|
|Note:*Type 4 is Buffered Seek Version of Type 0. |
| |
|**Type 7 is a Precomp Version of Type 6. |
+------------------------------------------------------------+
x
+------------------------------------------------------------+
| BIOS ADDRESS |
|------------------------------------------------------------|
| Address | SW1/jumper 1 | SW1/jumper 2 | SW1/jumper 5 |
|------------+---------------+---------------+---------------|
| Disabled | N/A | N/A | open |
|------------+---------------+---------------+---------------|
| C800h | closed | open | closed |
|------------+---------------+---------------+---------------|
| CA00h | open | closed | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| I/O ADDRESS |
|------------------------------------------------------------|
| Address | SW1/jumper 3 | SW1/jumper 4 |
|------------------+--------------------+--------------------|
| 320h | open | open |
|------------------+--------------------+--------------------|
| 324h | open | closed |
|------------------+--------------------+--------------------|
| 328h | closed | open |
|------------------+--------------------+--------------------|
| 32Ch | closed | closed |
+------------------------------------------------------------+