MATROX GRAPHICS, INC.
MGA ULTIMA/IMPRESSION
|
Category |
Video |
|
Video Types Supported |
XVGA |
|
Video Processor |
MGA |
|
Highest Resolution Supported |
1600 X 1200 |
|
Data Bus Type |
16-bit ISA, (32-bit VESA Local Bus, MCA on Impression only) |
|
Memory Type |
VRAM |
|
Maximum Onboard Memory |
3072KB (MGA Ultima can only support 2048KB) |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
15-pin analog video port |
CN1 |
VGA feature connector |
CN3 |
|
Mouse/LaserPro port |
CN2 |
VideoPro connector |
CN4 |
|
Note: The LaserPro port allows you to connect a LaserPro printer accelerator card. The VideoPro module is only available on the MGA Impression | |||
|
BASE MEMORY ADDRESS SELECTION | ||||
|
Address |
SW1/1 |
SW1/2 |
SW1/3 | |
| » |
AC000h - AFFFFh |
Off |
On |
On |
|
C8000h - CBFFFh |
On |
Off |
On | |
|
CC000h - CFFFFh |
Off |
Off |
On | |
|
D0000h - D3FFFh |
On |
On |
Off | |
|
D4000h - D7FFFh |
Off |
On |
Off | |
|
D8000h - DBFFFh |
On |
Off |
Off | |
|
DC000h - DFFFFh |
Off |
Off |
Off | |
|
Note: VL-versions of the MGA cannot be installed at the AC000h memory address. | ||||
|
VGA CONFIGURATION | ||
|
VGA |
SW1/4 | |
| » |
Enabled |
Off |
|
Disabled |
On | |
|
BOOT MODE SELECTION | ||
|
Mode |
SW1/5 | |
| » |
8-bit boot |
On |
|
16-bit boot |
Off | |
|
SYNC TYPE SELECTION | ||
|
Type |
SW1/6 | |
| » |
Separate Sync |
On |
|
Composite Sync |
Off | |
|
DMA CHANNEL SELECTION | |||||
|
DMA |
SW1/7 |
SW1/8 |
SW1/9 |
SW1/10 | |
| » |
Disabled |
Off |
Off |
Off |
Off |
|
7 |
Off |
Off |
On |
On | |
|
6 |
On |
On |
Off |
Off | |
|
Note: Switches 7 - 10 are only found on the MGA Impression. | |||||