[mythtv-users] intel 845G - vga to scart

Andy Burns fedora at adslpipe.co.uk
Tue Aug 28 11:48:21 UTC 2007

On 28/08/2007 12:41, marek wrote:

> You are partially right :
> intel doesn't output csync so I recreate it (with simple one transistor 
> circuit - the same cable for radeon & intel) .

I use radeon without any external sync conversion, just "composite" in 
the modeline.

> real problem is the intel linux driver for xorg (and i think hardware too)
> intel's min pixel-clock is 25MHz - so interlaced modelines can't be 
> simply adapted from radeon

My Radeon hardware detects a minimum clock rate that is too high for 
PAL, but I force it lower with

	Option      "ForceMinDotClock" "13.0MHz"

I don't know if Intel chipset obeys that too?

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