BOCA RESEARCH, INC.
DUAL GRAPHICS ADAPTER (DGA002)
|
Card Type |
Parallel/Video card |
|
Video Chip Set |
Unidentified |
|
Highest Resolution Supported |
720 x 348 |
|
Maximum Video Memory |
None |
|
Data Bus |
8-bit ISA |
|
Video Types Supported |
Monochrome, CGA |
|
CONNECTIONS | |||
|
Function |
Label |
Function |
Label |
|
15-pin video analog port |
CN1 |
25-pin parallel port |
CN2 |
|
VIDEO CONFIGURATION | ||
|
Type |
J3/A | |
|
Monochrome |
Pins 1 & 3, 2 & 4 closed | |
|
Monochrome CGA display |
Pins 3 & 5, 2 & 4 closed | |
|
CGA |
Pins 3 & 5, 4 & 6 closed | |
|
Disabled |
Pins 1 & 3, 4 & 6 closed | |
|
PARALLEL PORT ADDRESS SELECTION | ||
|
Setting |
J3/B | |
|
LPT1 (378h) |
Pins 1 & 3, 2 & 4 closed | |
|
LPT2 (278h) |
Pins 1 & 3, 4 & 6 closed | |
|
LPT3 (3BCh) |
Pins 3 & 5, 2 & 4 closed | |
|
Disabled |
Pins 3 & 5, 4 & 6 closed | |