NUMBER NINE VISUAL TECHNOLOGY
#9GXITC
|
Category |
Video |
|
Video Types Supported |
XVGA |
|
Video Processor |
TMS34020 |
|
Highest Resolution Supported |
1280 X 1024 |
|
Data Bus Type |
16-bit ISA |
|
Memory Type |
DRAM/VRAM |
|
Maximum Onboard Memory |
4096KB DRAM/4096KB VRAM |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
15-pin analog video port |
CN1 |
External VGA loop-through connector |
CN3 |
|
15-pin analog video port |
CN2 |
Self-test LED |
LED |
|
I/O ADDRESS CONFIGURATION | ||||
|
Address |
SW1/1 |
SW1/2 |
SW1/3 | |
|
2A0h - 2AFh |
On |
Off |
On | |
|
280h - 28Fh |
On |
On |
On | |
|
290h - 29Fh |
On |
On |
Off | |
|
2B0h - 2BFh |
On |
Off |
Off | |
|
2C0h - 2CFh |
Off |
On |
Off | |
|
2D0h - 2DFh |
Off |
On |
Off | |
|
2E0h - 2EFh |
Off |
On |
On | |
|
Reserved |
Off |
Off |
Off | |
|
MONITOR TYPE CONFIGURATION | |
|
Type |
SW1/5 |
|
Single monitor: #9GXi with on-board VGA |
On |
|
Single monitor #9gxi with external VGA |
Off |
|
Dual monitor: #9GXi with on-board VGA |
On |
|
Dual monitor #9gxi with external VGA |
Off |
|
VGA BIOS TRANSFER CONFIGURATION | ||
|
Setting |
SW1/6 | |
|
Access BIOS data in word mode (16-bit) |
On | |
|
Access BIOS data in byte mode (8-bit) |
Off | |
|
MONOCHROME EMULATION CONFIGURATION | ||
|
Setting |
SW1/7 | |
|
Disabled |
Off | |
|
Enabled |
On | |
|
MEM 16 DECODE CONFIGURATION | ||
|
Setting |
JM1 | |
|
Use low and high-order address signals |
Pins 2 & 3 closed | |
|
Use only high-order address signals |
Pins 1 & 2 closed | |
|
I/O 16 SIGNAL CONFIGURATION | ||
|
Signal |
JM2 | |
|
Unqualified |
Open | |
|
Qualified |
Closed | |
|
FACTORY CONFIGURED - DO NOT ALTER | |
|
Switch |
Position |
|
SW1/switch 4 |
On |
|
SW1/switch 8 |
On |
|
DRAM /VRAM CONFIGURATION | ||
|
Size |
DRAM |
JM3 |
|
1024KB |
(8) 256K x 4 ZIP |
Pins 1 & 2 closed |
|
4096KB |
(8) 1M x 4 ZIP |
Pins 2 & 3 closed |