INFORMTECH INTERNATIONAL, INC.
IT-VGA2
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 |
1MB |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
15-pin analog video port |
CN1 |
VESA feature connector |
CN2 |
BIOS ADDRESS | ||
Address Range |
J1 | |
» |
C0000h - C7FFFh |
Pins 2 & 3 closed |
C0000h - DFFFFh |
Pins 1 & 2 closed |
EARLY #MEMCS | ||
Setting |
J2 | |
» |
Enabled |
Pins 1 & 2 closed |
Disabled |
Pins 2 & 3 closed |
PIXEL CLOCK DELAY | ||
Setting |
J3 | |
» |
Normal |
Pins 1 & 2 closed |
20ns delay |
Pins 2 & 3 closed |
INTERRUPT REQUEST | ||
IRQ9 |
J4 | |
» |
Disabled |
Open |
Enabled |
Closed |
VIDEO MEMORY CONFIGURATION | ||||
Size |
Bank 0 |
Bank 1 |
Bank 2 | |
» |
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 |