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# LAVA COMPUTER MFG., INC.
LAVA INTELLIGENCE-AT
Card Type Memory card
Chipset/Controller N/A
I/O Options N/A
Maximum DRAM 2MB
IMG IMG 1
+------------------------------------------------------------+
| AT BOARD SELECTION |
|------------------------------------------------------------|
| Starting Address | System allocated RAM | SW1/1 |
|-----------------------+------------------------+-----------|
| 640KB | 0KB | On |
|-----------------------+------------------------+-----------|
| 512KB | 128KB | Off |
|------------------------------------------------------------|
| Note:This board allows for a section of the RAM to be |
| considered existing system memory to compensate for |
| having a machine with less than 640KB. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM ADDRESS SELECTION |
|------------------------------------------------------------|
| Starting Address | SW1/2 | SW1/3 | SW1/4 |
|------------------+-------------+-------------+-------------|
| 0208h | Off | Off | Off |
|------------------+-------------+-------------+-------------|
| 0218h | On | Off | Off |
|------------------+-------------+-------------+-------------|
| 0258h | On | On | Off |
|------------------+-------------+-------------+-------------|
| 0268h | Off | On | Off |
|------------------+-------------+-------------+-------------|
| 0298h | Off | Off | On |
|------------------+-------------+-------------+-------------|
| 02A8h | Off | On | On |
|------------------+-------------+-------------+-------------|
| 02B8h | On | Off | On |
|------------------+-------------+-------------+-------------|
| 02E8h | On | On | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM ADDRESS SELECTION |
|------------------------------------------------------------|
| Base Address | SW1/5 |
|-------------------------------+----------------------------|
| E000h | On |
|-------------------------------+----------------------------|
| D000h | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| WAIT STATE SELECT |
|------------------------------------------------------------|
| Number | JP1 | JP2 | JP3 | JP4 | JP5 |
|----------+---------+---------+---------+---------+---------|
| 0 | Open | Open | Open | Open | Closed |
|----------+---------+---------+---------+---------+---------|
| 1 | Open | Open | Open | Closed | Open |
|----------+---------+---------+---------+---------+---------|
| 2 | Open | Open | Closed | Open | Open |
|----------+---------+---------+---------+---------+---------|
| 3 | Open | Closed | Open | Open | Open |
|----------+---------+---------+---------+---------+---------|
| 4 | Closed | Open | Open | Open | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM SPEED SELECT |
|------------------------------------------------------------|
| Speed | JP6 | JP7 | JP8 | JP9 |
|------------+-----------+-----------+-----------+-----------|
| 100 nsec | Open | Open | Open | Closed |
|------------+-----------+-----------+-----------+-----------|
| 120 nsec | Open | Open | Closed | Open |
|------------+-----------+-----------+-----------+-----------|
| 150 nsec | Open | Closed | Open | Open |
|------------+-----------+-----------+-----------+-----------|
| 200 nsec | Closed | Open | Open | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|--------+------------+------------+------------+------------|
| 256KB | (9) 64K x | NONE | NONE | NONE |
| | 4 | | | |
|--------+------------+------------+------------+------------|
| 512KB | (9) 64K x | (9) 64K x | NONE | NONE |
| | 4 | 4 | | |
|--------+------------+------------+------------+------------|
| 768KB | (9) 64K x | (9) 64K x | (9) 64K x | NONE |
| | 4 | 4 | 4 | |
|--------+------------+------------+------------+------------|
| 1024KB | (9) 64K x | (9) 64K x | (9) 64K x | (9) 64K x |
| | 4 | 4 | 4 | 4 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION (CONTINUED) |
|------------------------------------------------------------|
| Size | Bank 4 | Bank 5 | Bank 6 | Bank 7 |
|--------+------------+------------+------------+------------|
| 1280KB | (9) 64K x | NONE | NONE | NONE |
| | 4 | | | |
|--------+------------+------------+------------+------------|
| 1536KB | (9) 64K x | (9) 64K x | NONE | NONE |
| | 4 | 4 | | |
|--------+------------+------------+------------+------------|
| 1792KB | (9) 64K x | (9) 64K x | (9) 64K x | NONE |
| | 4 | 4 | 4 | |
|--------+------------+------------+------------+------------|
| 2048KB | (9) 64K x | (9) 64K x | (9) 64K x | (9) 64K x |
| | 4 | 4 | 4 | 4 |
+------------------------------------------------------------+