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# SIIG, INC.
MCGP I
Category Video
Video Types Supported Monochrome/CGA
Video Processor Unidentified
Highest Resolution Supported 720 x 348
Data Bus Type 8-bit ISA
Memory Type DRAM
Maximum Onboard Memory 64KB
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|--------------------+----------+-----------------+----------|
| 15-pin analog | CN1 | 6-pin light pen | CN3 |
| video port | | interface | |
|--------------------+----------+-----------------+----------|
| 25-pin parallel | CN2 | | |
| port connector | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DISPLAY MODE CONFIGURATION |
|------------------------------------------------------------|
| Mode | JP1 | JP5 |
|------------------+--------------------+--------------------|
| Monochrome | Pins 1 & 2 closed | Pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| CGA | Pins 2 & 3 closed | Pins 1 & 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT CONFIGURATION |
|------------------------------------------------------------|
| Setting | I/O address | JP2 | JP3 |
|----------+-------------+-----------------+-----------------|
| Enabled | 3BCh | Pins 1 & 2 | Pins 1 & 2 |
| | | closed | closed |
|----------+-------------+-----------------+-----------------|
| Enabled | 378h | Pins 1 & 2 | Pins 2 & 3 |
| | | closed | closed |
|----------+-------------+-----------------+-----------------|
| Enabled | 278h | Pins 2 & 3 | Pins 1 & 2 |
| | | closed | closed |
|----------+-------------+-----------------+-----------------|
| Disabled | N/A | Pins 2 & 3 | Pins 2 & 3 |
| | | closed | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| PARALLEL PORT INTERRUPT SELECTION |
|------------------------------------------------------------|
| IRQ | JP6 |
|----------------------------+-------------------------------|
| 5 | Pins 1 & 2 closed |
|----------------------------+-------------------------------|
| 7 | Pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FONT GENERATOR SELECTION |
|------------------------------------------------------------|
| Setting | JP4 |
|----------------------------------------+-------------------|
| Use built-in character font | Pins 1 & 2 closed |
|----------------------------------------+-------------------|
| Use an external character font | Pins 2 & 3 closed |
| (optional) | |
+------------------------------------------------------------+