Re: [oc] VGA Interface

[Wamnet@aol.com]

In a message dated 3/21/2002 8:45:48 AM Eastern Standard Time, shawn.tan@aeste.net writes:


> As for how to interface a 5coax multisync monitor, I'd have to say,
> you'll need to contact the monitor manufacturer for specs.. god willing,
> they'll be willing to release it.. else, good luck rev-eng it..


Most SVGA monitors also include a 3 bit or 2 wire sync serial data line for monitor ID...

Pin out:

Pin Name        Description
1   RED     Red Video (75 ohm, 0.7 V p-p)
2   GREEN       Green Video (75 ohm, 0.7 V p-p)
3   BLUE        Blue Video (75 ohm, 0.7 V p-p)
4   ID2     Monitor ID Bit 2
5   GND     Ground
6   RGND        Red Ground
7   GGND        Green Ground
8   BGND        Blue Ground
9   KEY -   Key (No pin)
10  SGND        Sync Ground FOR
11  ID0     Monitor ID Bit 0
12  ID1 or SDA      Monitor ID Bit 1
13  HSYNC or CSYNC      Horizontal Sync (or Composite Sync)
14  VSYNC       Vertical Sync NOT
15  ID3 or SCL      Monitor ID Bit 3

I usually just isolate the grounds for the indiv. colors then tie together at a single point to the sig grounds...