GENOA SYSTEMS CORPORATION
SPECTRA EGA CARD MODEL 4800
|
Card Type |
Video card |
|
Video Processor |
Genoa |
|
Maximum Onboard Memory |
256KB DRAM |
|
I/O Options |
Feature connector, light pen port, parallel port |
|
Data Bus |
8-bit ISA |
|
Video Types Supported |
EGA |
|
Highest Resolution Supported |
640 x 350 |
|
CONNECTIONS | |||
|
Function |
Label |
Function |
Label |
|
9-pin EGA port |
CN1 |
Unidentified |
CN4 |
|
Light pen port |
CN2 |
Feature connector |
CN5 |
|
Parallel port |
CN3 | ||
|
PARALLEL PORT ADDRESS | ||
|
Setting |
SW1/1 |
SW1/2 |
|
LPT1: |
On |
On |
|
LPT2: |
Off |
On |
|
LPT3: |
On |
Off |
|
Disabled |
Off |
Off |
|
MONITOR TYPE (EGA PRIMARY) | |||||||
|
Primary |
Secondary |
JP1 |
JP2 |
SW1/3 |
SW1/4 |
SW1/5 |
SW1/6 |
|
CGA, lo-res |
Monochrome |
Pins 2 & 3 |
Pins 2 & 3 |
On |
Off |
Off |
On |
|
CGA, hi-res |
Monochrome |
Pins 2 & 3 |
Pins 2 & 3 |
Off |
Off |
Off |
On |
|
EGA, lo-res |
Monochrome |
Pins 1 & 2 |
Pins 1 & 2 |
On |
On |
On |
Off |
|
EGA, hi-res |
Monochrome |
Pins 1 & 2 |
Pins 1 & 2 |
Off |
On |
On |
Off |
|
Monochrome |
CGA, lo-res |
Pins 2 & 3 |
Pins 2 & 3 |
On |
Off |
On |
Off |
|
Monochrome |
CGA, hi-res |
Pins 2 & 3 |
Pins 2 & 3 |
Off |
Off |
On |
Off |
|
Note:Pins designated are in the closed position. | |||||||
|
MONITOR TYPE (EGA SECONDARY) | |||||||
|
Primary |
Secondary |
JP1 |
JP2 |
SW1/1 |
SW1/2 |
SW1/3 |
SW1/4 |
|
Monochrome |
CGA, lo-res |
Pins 2 & 3 |
Pins 2 & 3 |
On |
On |
On |
On |
|
Monochrome |
CGA, hi-res |
Pins 2 & 3 |
Pins 2 & 3 |
Off |
On |
On |
On |
|
Monochrome |
EGA, lo-res |
Pins 1 & 2 |
Pins 1 & 2 |
On |
Off |
On |
On |
|
Monochrome |
EGA, hi-res |
Pins 1 & 2 |
Pins 1 & 2 |
Off |
Off |
On |
On |
|
CGA, lo-res |
Monochrome |
Pins 2 & 3 |
Pins 2 & 3 |
On |
On |
Off |
On |
|
CGA, hi-res |
Monochrome |
Pins 2 & 3 |
Pins 2 & 3 |
Off |
On |
Off |
On |
|
Note:Pins designated are in the closed position. | |||||||