UNIDENTIFIED
EG-2000
|
Category |
Video |
|
Video Types Supported |
CGA/EGA/Monochrome |
|
Video Processor |
Unidentified |
|
Highest Resolution Supported |
640 x 480 |
|
Data Bus Type |
8-bit ISA |
|
Memory Type |
DRAM |
|
Maximum Onboard Memory |
256KB (Exact location of memory is unidentified) |
|
CONNECTIONS |
|||
|
Purpose |
Location |
Purpose |
Location |
|
32-pin feature connector |
J1 |
Composite display - RCA jack |
J4 |
|
6-pin light pen connector |
J2 |
15-pin analog video port |
J5 |
|
Composite display - RCA jack |
J3 |
|
|
|
MODE TYPE SELECTION |
|||
|
Type |
SW1/5 |
SW1/6 |
|
|
» |
EGA |
On |
On |
|
|
CGA |
Off |
On |
|
|
Monochrome |
Off |
Off |
|
PRIMARY DISPLAY ADAPTER CONFIGURATION |
|||||||
|
Primary |
Secondary |
JP5 |
SW1/1 |
SW1/2 |
SW1/3 |
SW1/4 |
|
|
» |
Monochrome |
80 x 25 text |
Closed |
Off |
Off |
On |
Off |
|
|
40 x 25 text |
Monochrome |
Closed |
On |
Off |
Off |
On |
|
|
80 x 25 text |
Monochrome |
Closed |
Off |
Off |
Off |
On |
|
|
640 x 200 |
Monochrome |
Closed |
On |
On |
On |
Off |
|
|
640 x 350 |
Monochrome |
Closed |
Off |
On |
On |
Off |
|
|
Monochrome |
40 x 25 text |
Closed |
On |
Off |
On |
Off |
|
SECONDARY DISPLAY ADAPTER CONFIGURATION |
||||||
|
Secondary |
Primary |
JP5 |
SW1/1 |
SW1/2 |
SW1/3 |
SW1/4 |
|
40 x 25 text |
Monochrome |
Closed |
On |
On |
On |
On |
|
80 x 25 text |
Monochrome |
Closed |
Off |
On |
On |
On |
|
640 x 200 |
Monochrome |
Closed |
On |
Off |
On |
On |
|
640 x 350 |
Monochrome |
Closed |
Off |
Off |
On |
On |
|
Monochrome |
40 x 25 text |
Open |
On |
On |
Off |
On |
|
Monochrome |
80 x 25 text |
Open |
Off |
On |
Off |
On |
|
EPROM BIOS CHIP SELECTION |
||
|
Setting |
JP1 |
JP2 |
|
27128 |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
|
27256 |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
|
BASE I/O ADDRESS SELECTION |
|
|
Address |
JP3 |
|
2xxh |
Pins 1 & 2 closed |
|
3xxh |
Pins 2 & 3 closed |
|
DISPLAY TYPE SELECTION |
|
|
Type |
JP4 |
|
EGA |
Pins 1 & 2 closed |
|
CGA or Monochrome |
Pins 2 &3 closed |