Difference between revisions of "STB Powergraph VGA"
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+ | [[File:Stbpowergraph2.jpg|thumb]] | ||
+ | [[File:Stbpowergraph3.jpg|thumb]] | ||
+ | [[File:Stbpowergraph4.png|thumb]] | ||
+ | [[File:Stbpowergraph5.jpg|thumb]] | ||
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=Jumper Settings - Version 1= | =Jumper Settings - Version 1= | ||
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− | + | <FONT FACE="Arial" SIZE=2><P>Note: Either U1 or U2 should be installed, but not both. | |
− | <FONT FACE="Arial" SIZE=2><P>Note: Either U1 or U2 should be installed, but not both. | ||
− | |||
</FONT></TD> | </FONT></TD> | ||
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<P ALIGN="CENTER"><B><FONT FACE="Arial" SIZE=2 COLOR="#ffffff">DRAM </B></FONT></TD> | <P ALIGN="CENTER"><B><FONT FACE="Arial" SIZE=2 COLOR="#ffffff">DRAM </B></FONT></TD> | ||
</TR> | </TR> | ||
− | <TR><TD VALIGN="TOP" | + | <TR><TD VALIGN="TOP"> |
− | + | <FONT FACE="Arial" SIZE=2><P>Note: This card may take 256KB, 512KB, or 1MB of on-board DRAM. The locations of the banks and the configurations of the chips in these banks is unidentified. | |
− | <FONT FACE="Arial" SIZE=2><P>Note: This card may take 256KB, 512KB, or 1MB of on-board DRAM. The locations of the banks and the configurations of the chips in these banks is unidentified. | ||
− | |||
</FONT></TD> | </FONT></TD> | ||
</TR> | </TR> | ||
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[[Category:Video Cards]] | [[Category:Video Cards]] | ||
+ | [[Category:16-bit ISA Cards]] |
Latest revision as of 17:37, 24 January 2024
Jumper Settings - Version 1
Category |
Video |
Video Types Supported |
XVGA |
Video Processor |
Tseng Laboratories |
Highest Resolution Supported |
1024 x 768 |
Data Bus Type |
16-bit ISA |
Memory Type |
DRAM |
Maximum Onboard Memory |
1024KB |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
15-pin analog video port |
CN1 |
VESA feature connector |
CN2 |
ROM DATA BUS | ||
Size |
J3 | |
» |
8-bit |
Pins 2 & 3 closed |
16-bit |
Pins 1 & 2 closed |
INTERRUPT SELECT | ||
IRQ2 |
J1 | |
» |
Enabled |
Pins 1 & 2 closed |
Disabled |
Pins 2 & 3 closed |
DRAM CONFIGURATION | |||
Size |
BANK 0 (U1, U2) |
BANK 1 (U3, U4) |
BANK 2 (U5, U6, U7, U8) |
256KB |
(2) 256K x 4 |
NONE |
NONE |
512KB |
(2) 256K x 4 |
(2) 256K x 4 |
NONE |
1MB |
(2) 256K x 4 |
(2) 256K x 4 |
(4) 256K x 4 |
Jumper Settings - Version 2
Card Type |
Video |
Video Chip Set |
Unidentified |
Highest Resolution Supported |
1024 x 768 |
Maximum Onboard Memory |
1MB DRAM |
Data Bus |
16-bit ISA |
Video Types Supported |
XVGA |
CONNECTIONS |
|||
Function |
Label |
Function |
Label |
15-pin analog video port |
J5 |
DAC chip socket |
U2 |
DAC chip |
U1 |
|
|
Note: Either U1 or U2 should be installed, but not both. |
USER CONFIGURABLE SETTINGS |
|||
Setting |
Label |
Position |
|
» |
Two wait state operation |
J1 |
Pins 2 & 3 closed |
|
Zero wait state operation |
J1 |
Pins 1 & 2 closed |
» |
Card does not use IRQ2/9 |
J2 |
Pins 2 & 3 closed |
|
Card uses IR/FONT |
J2 |
Pins 1 & 2 closed |
» |
Factory configured - do not alter |
J3 |
Pins 1 & 2 closed |
» |
BIOS uses 8-bit I/O |
J5 |
Pins 1 & 2 closed |
|
BIOS uses 16-bit I/O |
J5 |
Pins 2 & 3 closed |
DRAM |
Note: This card may take 256KB, 512KB, or 1MB of on-board DRAM. The locations of the banks and the configurations of the chips in these banks is unidentified. |
VERTICAL SCAN RATE |
||
Resolution |
Scan Rate |
J4 |
640 x 480 |
60Hz |
Pins 1 & 2 closed |
800 x 600 |
56Hz |
Pins 1 & 2 closed |
1024 x 768 |
43Hz (interlaced) |
Pins 1 & 2 closed |
640 x 480 |
72Hz |
Pins 2 & 3 closed |
800 x 600 |
72Hz |
Pins 2 & 3 closed |
1024 x 768 |
60Hz |
Pins 2 & 3 closed |