STB SYSTEMS, INC.
EGA MULTI RES W/PARALLEL PORT
Card Type |
Multi-I/O card |
Chip Set |
Unidentified |
Maximum Onboard Memory |
256KB |
I/O Options |
EGA video port, feature connector, light pen, parallel port |
Data Bus |
8-bit ISA |
CONNECTIONS | |||
Function |
Label |
Function |
Label |
9-pin digital video connector |
CN1 |
Light pen connector |
CN4 |
Parallel port |
CN2 |
Feature connector |
CN5 |
Battery connector |
CN3 |
Clock generator socket |
U8 |
USER CONFIGURABLE SETTINGS | |||
Function |
Label |
Position | |
» |
EGA monitor connected to Multi Res adapter |
J4 |
Pins 1 & 2 closed |
CGA/Monochrome monitor connected to Multi Res adapter |
J4 |
Pins 2 & 3 closed | |
» |
Feature connector disabled |
W1 |
Pins 1 & 2 closed |
Feature connector enabled |
W1 |
Pins 3 & 4 closed | |
» |
CGA/Hercules emulation enabled |
SW1/7 |
Off |
CGA/Hercules emulation disabled |
SW1/7 |
On | |
» |
EGA fonts enabled (8x8, 8x14) |
SW1/8 |
On |
VGA fonts enabled (9x16) |
SW1/8 |
Off |
DISPLAY CONFIGURATION | ||||||
Display |
Mode |
SW1/1 |
SW1/2 |
SW1/3 |
SW1/4 | |
Monochrome |
Monochrome |
Off |
Off |
On |
Off | |
CGA |
40x25 |
On |
Off |
Off |
On | |
CGA |
80x25 |
Off |
Off |
Off |
On | |
EGA |
8x8 text |
On |
On |
On |
Off | |
» |
EGA |
8x14 text |
Off |
On |
On |
Off |
Note: These settings are for systems where the EGA Multi Res is the sole adapter in the system. |
DISPLAY CONFIGURATION | |||||
Primary Display/Mode |
Secondary Display/Mode |
SW1/1 |
SW1/2 |
SW1/3 |
SW1/4 |
CGA/40x80 |
Monochrome/Monochrome |
On |
Off |
Off |
On |
CGA/80x25 |
Monochrome/Monochrome |
Off |
Off |
Off |
On |
EGA/8x8 text |
Monochrome/Monochrome |
On |
On |
On |
Off |
EGA/8x14 text |
Monochrome/Monochrome |
Off |
On |
On |
Off |
Note: These settings are for systems where the EGA Multi Res is the primary adapter in the system and a monochrome/printer card is the secondary adapter.. |
DISPLAY CONFIGURATION | |||||
Primary Display/Mode |
Secondary Display/Mode |
SW1/1 |
SW1/2 |
SW1/3 |
SW1/4 |
Monochrome/Monochrome |
CGA/40x25 |
On |
On |
On |
On |
Monochrome/Monochrome |
CGA/80x25 |
Off |
On |
On |
On |
Monochrome/Monochrome |
EGA/8x8 text |
On |
Off |
On |
On |
Monochrome/Monochrome |
EGA/8x14 text |
Off |
Off |
On |
On |
Note: These settings are for systems where the EGA Multi Res is the secondary adapter in the system and a monochrome/printer card is the primary adapter.. |
DISPLAY CONFIGURATION | |||||
Primary Display/Mode |
Secondary Display/Mode |
SW1/1 |
SW1/2 |
SW1/3 |
SW1/4 |
Monochrome/Monochrome |
CGA/40x25 |
On |
Off |
On |
Off |
Monochrome/Monochrome |
CGA/80x25 |
Off |
Off |
On |
Off |
Note: These settings are for systems where the EGA Multi Res is the primary adapter in the system and a CGA card is the secondary adapter. |
DISPLAY CONFIGURATION | |||||
Primary Display/Mode |
Secondary Display/Mode |
SW1/1 |
SW1/2 |
SW1/3 |
SW1/4 |
CGA/40x25 |
Monochrome/Monochrome |
On |
On |
Off |
On |
CGA/80x25 |
Monochrome/Monochrome |
Off |
On |
Off |
On |
Note: These settings are for systems where the EGA Multi Res is the secondary adapter in the system and a CGA card is the primary adapter. |
VIDEO OUTPUT SELECTION | ||||
Rate |
Type |
SW1/5 |
SW1/6 | |
» |
Mutli-synch |
EGA, RGB |
On |
On |
N/A |
Monochrome |
On |
Off | |
25KHz (normal) |
400-line |
Off |
On | |
25KHz (inverted) |
AT&T 318H |
Off |
Off |
PARALLEL PORT ADDRESS SELECTION | |||
Setting |
SW1/9 |
SW1/10 | |
278h |
Off |
On | |
378h |
On |
Off | |
» |
3BCh |
On |
On |
Disabled |
Off |
Off |