UNIDENTIFIED
SVGA ‘E’ VERSION
Category |
Video |
Video Types Supported |
CGA/EGA/Monochrome/VGA/XVGA |
Video Processor |
TVGA 8900 |
Highest Resolution Supported |
1024 x 768 |
Data Bus Type |
16-bit ISA |
Memory Type |
DRAM |
Maximum Onboard Memory |
512KB |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
15-pin analog video port |
CN1 |
VGA feature connector |
CN3 |
9-pin TTL video port |
CN2 |
|
|
VIDEO INTERRUPT SELECTION | ||
IRQ 2/9 |
J1 | |
» |
Disabled |
Pins 2 & 3 closed |
Enabled |
Pins 1 & 2 closed |
BUS SIZE DETECT CONFIGURATION | ||
Setting |
J2 | |
» |
Autodetect |
Pins 2 & 3 closed |
Standard interface |
Pins 1 & 2 closed |
DRAM CLOCK SPEED SELECTION | ||
Select |
J4 | |
» |
40MHz |
Pins 2 & 3 closed |
48MHz |
Pins 1 & 2 closed |
MONITOR TYPE SELECTION | ||
Type |
SW1/1 |
SW1/2 |
SVGA |
On |
On |
EGA |
Off |
On |
CGA |
On |
Off |
MDA |
Off |
Off |
MONITOR INTERLACE CONFIGURATION | ||
Setting |
SW1/3 | |
» |
Interlace |
On |
Non-Interlace |
Off |
ADDRESS DECODE CONFIGURATION | ||
Setting |
SW1/5 | |
» |
Fast |
Open |
Slow |
Closed |
BUS SELECTION | ||
Bus |
SW1/6 | |
» |
16-bit |
Open |
8-bit |
Closed |
FACTORY CONFIGURED - DO NOT ALTER | |
Jumper |
Position |
SW1/4 |
Closed |
DRAM CONFIGURATION | |||
Size |
Bank 0 |
Bank 1 |
J3 |
256KB |
(2) 44256 |
None |
Pins 1 & 2, 3 & 4 closed |
512KB |
(2) 44256 |
(2) 44256 |
Pins 1 & 3, 2 & 4 closed |