PVGA 2/4/8-DRAM (VERSION 1) video card Settings and Configuration
PEAKTRON COMPUTER, INC.
PVGA 2/4/8-DRAM (VERSION 1)
Category | Video |
Video Types Supported | CGA/EGA/Monochrome/VGA/XVGA |
Video Processor | TVGA 8900 |
Highest Resolution Supported | 1024 x768 |
Data Bus Type | 16-bit ISA |
Memory Type | DRAM |
Maximum Onboard Memory | 1024KB |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
15-pin analog video port | CN1 | VGA feature connector | CN3 |
9-pin TTL video port | CN2 |
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FACTORY CONFIGURED SETTINGS | |
Switch | Position |
SW1/4 | On |
MONITOR TYPE SELECTION | |||
Type | SW1/1 | SW1/2 | |
| » | VGA mode | On | On |
EGA mode | Off | On | |
CGA mode | On | Off | |
MDA/Hercules mode | Off | Off | |
SCAN RATE SELECTION | ||
Rate | SW1/3 | |
| » | > 48KHz | On |
| < 48 - 49KHz | Off | |
ADDRESS DECODE SELECTION | ||
Setting | SW1/5 | |
| » | Fast | Off |
Slow | On | |
VIDEO INTERRUPT SELECTION | ||
IRQ 2/9 | J1 | |
| » | Disabled | Pins 2 & 3 closed |
Enabled | Pins 1 & 2 closed | |
BUS DATA PATH SELECTION | ||
BUS | SW1/6 | |
| » | 16-bit | Off |
8-bit | On | |
BUS SIZE DETECTION | ||
Setting | J2 | |
| » | Autodetect | Pins 2 & 3 closed |
Standard interface | Pins 1 & 2 closed | |
DRAM CLOCK SELECTION | ||
Setting | J4 | |
| » | 40mhz (2 DRAM) | Pins 2 & 3 closed |
48mhz (4/8 DRAM) | Pins 1 & 2 closed | |
DRAM CONFIGURATION | |||
Size | Bank 0 | Bank 1 | J3 |
256KB | (2) 44256 | NONE | Pins 1 & 2, 4 & 5 closed |
512KB | (4) 44256 | NONE | Pins 1 & 4, 2 & 5 closed |
1024KB | (4) 44256 | (4) 44256 | Pins 2 & 3, 5 & 6 closed |
Note: The exact locations of banks 0 and 1 are unidentified. | |||
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