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# MODULAR CIRCUIT TECHNOLOGY
MCT-EMS
Card Type Memory
Chipset Controller N/A
I/O Options N/A
Maximum DRAM 2048KB
IMG IMG 1
+------------------------------------------------------------+
| I/O BASE ADDRESS |
|------------------------------------------------------------|
| Address | SW1/1 | SW1/2 | SW1/3 | SW1/4 |
|------------------+----------+----------+---------+---------|
| ยป | 258h or 259h | Off | On | Off | On |
|---+--------------+----------+----------+---------+---------|
| | 218h or 219h | Off | On | On | On |
|---+--------------+----------+----------+---------+---------|
| | 228h or 229h | On | Off | On | On |
|---+--------------+----------+----------+---------+---------|
| | 238h or 239h | Off | Off | On | On |
|---+--------------+----------+----------+---------+---------|
| | 248h or 249h | On | On | Off | On |
|---+--------------+----------+----------+---------+---------|
| | 268h or 269h | On | Off | Off | On |
|---+--------------+----------+----------+---------+---------|
| | 298h or 299h | Off | On | On | Off |
|---+--------------+----------+----------+---------+---------|
| | 2A8h or 2A9h | On | Off | On | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MEMORY CONFIGURATION |
|------------------------------------------------------------|
| Existing memory | SW1/5 | SW1/6 | SW1/7 |
|-----------------+--------------+-------------+-------------|
| 64KB | Off | Off | Off |
|-----------------+--------------+-------------+-------------|
| 128KB | Off | Off | On |
|-----------------+--------------+-------------+-------------|
| 256KB | Off | On | Off |
|-----------------+--------------+-------------+-------------|
| 384KB | Off | On | On |
|-----------------+--------------+-------------+-------------|
| 512KB | On | Off | Off |
|-----------------+--------------+-------------+-------------|
| 640KB | On | Off | On |
|-----------------+--------------+-------------+-------------|
| 640KB | On | On | Off |
|-----------------+--------------+-------------+-------------|
| 640KB | On | On | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CHIP TYPE |
|------------------------------------------------------------|
| Capacity | SW1/8 |
|-------------------------------+----------------------------|
| 256KB | On |
|-------------------------------+----------------------------|
| 64KB | Off |
|------------------------------------------------------------|
| Note: Always insert chips with indent to left. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 1 | Bank 2 | Bank 3 | Bank 4 |
|--------+------------+------------+------------+------------|
| 256KB | None | None | None | None |
|--------+------------+------------+------------+------------|
| 512KB | None | None | None | None |
|--------+------------+------------+------------+------------|
| 768KB | None | None | None | None |
|--------+------------+------------+------------+------------|
| 1024KB | None | None | None | None |
|--------+------------+------------+------------+------------|
| 1280KB | None | None | None | (9) 256 x |
| | | | | 1 |
|--------+------------+------------+------------+------------|
| 1536KB | None | None | (9) 256 x | (9) 256 x |
| | | | 1 | 1 |
|--------+------------+------------+------------+------------|
| 1792KB | None | (9) 256 x | (9) 256 x | (9) 256 x |
| | | 1 | 1 | 1 |
|--------+------------+------------+------------+------------|
| 2048KB | (9) 256 x | (9) 256 x | (9) 256 x | (9) 256 x |
| | 1 | 1 | 1 | 1 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION (CONTINUED) |
|------------------------------------------------------------|
| Size | Bank 5 | Bank 6 | Bank 7 | Bank 8 |
|--------+------------+------------+------------+------------|
| 256KB | None | None | None | (9) 256 x |
| | | | | 1 |
|--------+------------+------------+------------+------------|
| 512KB | None | None | (9) 256 x | (9) 256 x |
| | | | 1 | 1 |
|--------+------------+------------+------------+------------|
| 768KB | None | (9) 256 x | (9) 256 x | (9) 256 x |
| | | 1 | 1 | 1 |
|--------+------------+------------+------------+------------|
| 1024KB | (9) 256 x | (9) 256 x | (9) 256 x | (9) 256 x |
| | 1 | 1 | 1 | 1 |
|--------+------------+------------+------------+------------|
| 1280KB | (9) 256 x | (9) 256 x | (9) 256 x | (9) 256 x |
| | 1 | 1 | 1 | 1 |
|--------+------------+------------+------------+------------|
| 1536KB | (9) 256 x | (9) 256 x | (9) 256 x | (9) 256 x |
| | 1 | 1 | 1 | 1 |
|--------+------------+------------+------------+------------|
| 1792KB | (9) 256 x | (9) 256 x | (9) 256 x | (9) 256 x |
| | 1 | 1 | 1 | 1 |
|--------+------------+------------+------------+------------|
| 2048KB | (9) 256 x | (9) 256 x | (9) 256 x | (9) 256 x |
| | 1 | 1 | 1 | 1 |
+------------------------------------------------------------+