(TXT) View Source
# FRONTIER INDUSTRIAL, INC.
TURBO VGA
Category Video
Video Types Supported XVGA
Video Processor WD90C30
Highest Resolution Supported 1024 x 768
Data Bus Type 16-bit ISA
Memory Type DRAM
Maximum Onboard Memory 1024KB
(IMG) IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|------------------+----------+-------------------+----------|
| 15-pin analog | CN1 | Feature connector | CN2 |
| video port | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| TURBO MODE CONFIGURATION |
|------------------------------------------------------------|
| Mode | JP2 |
|----------------------------+-------------------------------|
| » | Enabled | Pins 2 & 3 closed |
|---+------------------------+-------------------------------|
| | Disabled | Pins 1 & 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 800 X 600 REFRESH RATE SELECTION |
|------------------------------------------------------------|
| Rate | SW1/1 | SW1/2 |
|-------------------+--------------------+-------------------|
| 56Hz | Off | Off |
|-------------------+--------------------+-------------------|
| 72Hz | On | Off |
|-------------------+--------------------+-------------------|
| 60Hz | Off | On |
|-------------------+--------------------+-------------------|
| 56Hz | On | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 1024 X 768 REFRESH RATE CONFIGURATION |
|------------------------------------------------------------|
| Rate | Mode | SW1/3 | SW1/4 |
|---------------+----------------+-------------+-------------|
| 87Hz | Interlaced | Off | Off |
|---------------+----------------+-------------+-------------|
| 70Hz | Non-Interlaced | On | Off |
|---------------+----------------+-------------+-------------|
| 60Hz | Non-Interlaced | Off | On |
|---------------+----------------+-------------+-------------|
| Not supported | N/A | On | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SCAN RATE CONFIGURATION |
|------------------------------------------------------------|
| Horizontal scan rate | Vertical scan rate | SW1/5 |
|----------------------+--------------------+----------------|
| 31.5khz | 60Hz, 70Hz | Off |
|----------------------+--------------------+----------------|
| 40khz | 75Hz, 88Hz | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| MONITOR TYPE SELECTION |
|------------------------------------------------------------|
| Type | SW1/6 |
|-------------------------------------------+----------------|
| » | Color VGA | Off |
|-------------+-----------------------------+----------------|
| | Monochrome VGA | On |
|------------------------------------------------------------|
| Note: SW1/switch 6 may not be found on all versions of |
| this board. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | JP1 |
|-----------+--------------+-------------+-------------------|
| 512KB | (4) 44256 | NONE | Pins 2 & 3 closed |
|-----------+--------------+-------------+-------------------|
| 1024KB | (4) 44256 | (4) 44256 | Pins 1 & 2 closed |
+------------------------------------------------------------+