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# OLIVETTI
ASC-1 (BK09A)
+------------------------------------------------------------+
|------------------------------------------------------------|
| Data bus: | 16-bit ISA |
|--------------------------+---------------------------------|
| Size: | Half-length, full-height card |
|--------------------------+---------------------------------|
| Hard drive supported: | Up to seven SCSI devices |
|--------------------------+---------------------------------|
| Floppy drives supported: | None |
+------------------------------------------------------------+
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Location |
|------------------------------------------+-----------------|
| 50-pin SCSI connector - external | CN1 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Location | Setting |
|---------------------------------------+----------+---------|
| » | Synchronous Negotiation disabled | J5/1 | Open |
|---+-----------------------------------+----------+---------|
| | Synchronous Negotiation enabled | J5/1 | Closed |
|---+-----------------------------------+----------+---------|
| » | SCSI parity check enabled | J5/2 | Open |
|---+-----------------------------------+----------+---------|
| | SCSI parity check disabled | J5/2 | Closed |
|---+-----------------------------------+----------+---------|
| » | Factory configured - do not alter | J5/3 | Open |
|---+-----------------------------------+----------+---------|
| » | On-board BIOS enabled | J6/1 | Closed |
|---+-----------------------------------+----------+---------|
| | On-board BIOS disabled | J6/1 | Open |
|---+-----------------------------------+----------+---------|
| » | Factory configured - do not alter | J6/2 | N/A |
|---+-----------------------------------+----------+---------|
| » | Factory configured - do not alter | J6/3 | N/A |
|---+-----------------------------------+----------+---------|
| » | Factory configured - do not alter | J6/4 | N/A |
|---+-----------------------------------+----------+---------|
| » | Auto-sense disabled | J6/5 | Closed |
|---+-----------------------------------+----------+---------|
| | Auto-sense enabled | J6/5 | Open |
|---+-----------------------------------+----------+---------|
| » | Factory configured - do not alter | J7/1 | N/A |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BIOS ADDRESS SELECTION (MAINBOARDS M480-10 AND M480-20 |
| ONLY) |
|------------------------------------------------------------|
| Address | J7/7 | J7/8 |
|----------------------+------------------+------------------|
| C8000-CBFFFh | Closed | Closed |
|----------------------+------------------+------------------|
| CC000-CFFFFh | Closed | Open |
|----------------------+------------------+------------------|
| D8000-DBFFFh | Open | Closed |
|----------------------+------------------+------------------|
| DC000-DFFFFh | Open | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BASE I/O ADDRESS SELECTION |
|------------------------------------------------------------|
| Address | J7/2 | J7/3 | J7/4 |
|----------------+--------------+--------------+-------------|
| | 130h | Closed | Open | Closed |
|---+------------+--------------+--------------+-------------|
| | 134h | Open | Open | Closed |
|---+------------+--------------+--------------+-------------|
| | 230h | Closed | Closed | Open |
|---+------------+--------------+--------------+-------------|
| | 234h | Open | Closed | Open |
|---+------------+--------------+--------------+-------------|
| » | 330h | Closed | Open | Open |
|---+------------+--------------+--------------+-------------|
| | 334h | Open | Open | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| WAIT STATE SELECTION (MAINBOARDS M480-10 AND M480-20 ONLY) |
|------------------------------------------------------------|
| Setting | J7/5 | J7/6 |
|------------------------------------+-----------+-----------|
| » | IOCHRDY signal disabled | Open | Open |
|-------+----------------------------+-----------+-----------|
| | 100 ns | Closed | Open |
|-------+----------------------------+-----------+-----------|
| | 200 ns | Open | Closed |
|-------+----------------------------+-----------+-----------|
| | 300 ns | Closed | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SCSI ID SELECTION |
|------------------------------------------------------------|
| SCSI ID | J5/4 | J5/5 | J5/6 |
|---------------+--------------+--------------+--------------|
| | 0 | Closed | Closed | Closed |
|----+----------+--------------+--------------+--------------|
| | 1 | Open | Closed | Closed |
|----+----------+--------------+--------------+--------------|
| | 2 | Closed | Open | Closed |
|----+----------+--------------+--------------+--------------|
| | 3 | Open | Open | Closed |
|----+----------+--------------+--------------+--------------|
| | 4 | Closed | Closed | Open |
|----+----------+--------------+--------------+--------------|
| | 5 | Open | Closed | Open |
|----+----------+--------------+--------------+--------------|
| | 6 | Closed | Open | Open |
|----+----------+--------------+--------------+--------------|
| » | 7 | Open | Open | Open |
+------------------------------------------------------------+
+-------------------------------------------------------------------+
| AT INTERRUPT CHANNEL SELECTION |
|-------------------------------------------------------------------|
|IRQ | J5/9 |J5/10 |J5/11 | J9/9 |J9/10 |J9/11 |J9/12 |J9/13 |J9/14 |
|----+------+------+------+------+------+------+------+------+------|
| |9 | Open | Open | Open |Closed| Open | Open | Open | Open | Open |
|-+--+------+------+------+------+------+------+------+------+------|
| |10|Closed| Open | Open | Open |Closed| Open | Open | Open | Open |
|-+--+------+------+------+------+------+------+------+------+------|
|»|11| Open |Closed| Open | Open | Open |Closed| Open | Open | Open |
|-+--+------+------+------+------+------+------+------+------+------|
| |12|Closed|Closed| Open | Open | Open | Open |Closed| Open | Open |
|-+--+------+------+------+------+------+------+------+------+------|
| |14| Open | Open |Closed| Open | Open | Open | Open |Closed| Open |
|-+--+------+------+------+------+------+------+------+------+------|
| |15|Closed| Open |Closed| Open | Open | Open | Open | Open |Closed|
+-------------------------------------------------------------------+
+------------------------------------------------------------+
| DMA SELECTION |
|------------------------------------------------------------|
| Channel | J5/7 | J5/8 | J9/1 | J9/2 | J9/3 | J9/4 |
|----------+---------+-------+-------+-------+-------+-------|
| | 0 | N/A | N/A |Closed | Open | Open | Open |
|-----+----+---------+-------+-------+-------+-------+-------|
|» | 5 | Open |Closed | Open |Closed | Open | Open |
|-----+----+---------+-------+-------+-------+-------+-------|
| | 6 | Closed | Open | Open | Open |Closed | Open |
|-----+----+---------+-------+-------+-------+-------+-------|
| | 7 | Open | Open | Open | Open | Open |Closed |
|------------------------------------------------------------|
|Note: Jumpers J9/5 through J9/8 are also used to select DMA |
|Channel. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DMA SELECTION (CONTINUED) |
|------------------------------------------------------------|
| Channel | J9/5 | J9/6 | J9/7 | J9/8 |
|--------------+------------+----------+----------+----------|
| | 0 | Closed | Open | Open | Open |
|-------+------+------------+----------+----------+----------|
| » | 5 | Open | Closed | Open | Open |
|-------+------+------------+----------+----------+----------|
| | 6 | Open | Open | Closed | Open |
|-------+------+------------+----------+----------+----------|
| | 7 | Open | Open | Open | Closed |
|------------------------------------------------------------|
| Note: Jumpers J5/7, J5/8, and J9/1 through J9/4 are also |
| used to select DMA Channel. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DMA TRANSFER SPEED SELECTION |
|------------------------------------------------------------|
| Speed | J5/12 | J5/13 |
|------------------------+-----------------+-----------------|
| » | 5.0 MB/s | Open | Open |
|---+--------------------+-----------------+-----------------|
| | 5.7 MB/s | Closed | Open |
|---+--------------------+-----------------+-----------------|
| | 6.7 MB/s | Open | Closed |
|---+--------------------+-----------------+-----------------|
| | 8.0 MB/s | Closed | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MISCELLANEOUS TECHNICAL NOTES |
|------------------------------------------------------------|
| Jumper J6/1 should not be inserted when the system is in |
| AT configuration with the BIOS of the magnetic peripherals |
| on the mainboard. |
+------------------------------------------------------------+