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# MONOLITHIC SYSTEMS, INC. (COLORADO MSI)
UltraVGA 453
Category Video
Video Type XVGA
Video Processor Chips & Technologies
Highest Resolution Supported 1024 x 768
Data Bus Type 16-bit ISA
Memory Type VRAM
Maximum Onboard Memory 1MB
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|------------------------+----------+-------------+----------|
| 15-pin analog video | CN1 | VGA Feature | CN2 |
| port | | connector | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VIDEO CLOCK SOURCE |
|------------------------------------------------------------|
| Mode | JP3 |
|-----------------------------------+------------------------|
| » | Onboard clock | Pins 1 & 2 closed |
|---+-------------------------------+------------------------|
| | VGA feature connector used | Pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| FACTORY CONFIGURED SETTINGS |
|------------------------------------------------------------|
| Jumper | Setting |
|----------------------------+-------------------------------|
| JP4 | Pins 1 & 2 closed |
|----------------------------+-------------------------------|
| JP5 | Pins 2 & 3 closed |
|----------------------------+-------------------------------|
| JP6 | Open |
|----------------------------+-------------------------------|
| JP7 | Open |
|----------------------------+-------------------------------|
| SW1/1 | Off |
|----------------------------+-------------------------------|
| SW1/2 | Off |
|----------------------------+-------------------------------|
| SW1/4 | Off |
|----------------------------+-------------------------------|
| SW1/5 | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INTERRUPT SELECTION |
|------------------------------------------------------------|
| Setting | JP8 |
|-----------------------------------+------------------------|
| » | IRQ9 enabled | Closed |
|---+-------------------------------+------------------------|
| | IRQ9 disabled | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| INTERLACED MODE |
|------------------------------------------------------------|
| Setting | SW1/3 |
|-------------------------------+----------------------------|
| Non-interlaced mode | On |
|-------------------------------+----------------------------|
| Interlaced mode | Off |
+------------------------------------------------------------+