MODULAR CIRCUIT TECHNOLOGY
==========================

   MCT-EMS

   Card Type          Memory                                      
   Chipset Controller N/A                                         
   I/O Options        N/A                                         
   Maximum DRAM       2048KB                                      

<gopher://bitreich.org/I/th99/i/M-O/51046-1.png>
   

   +------------------------------------------------------------+
   |                      I/O BASE ADDRESS                      |
   |------------------------------------------------------------|
   |     Address      |  SW1/1   |  SW1/2   |  SW1/3  |  SW1/4  |
   |------------------+----------+----------+---------+---------|
   |>> | 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      |
   +------------------------------------------------------------+