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- Path: sparky!uunet!cbmvax!grr
- From: grr@cbmvax.commodore.com (George Robbins)
- Newsgroups: comp.sys.amiga.hardware
- Subject: Re: video timing & clock
- Message-ID: <38198@cbmvax.commodore.com>
- Date: 30 Dec 92 05:25:19 GMT
- References: <C00Kv9.KAr@dei.unipd.it>
- Reply-To: grr@cbmvax.commodore.com (George Robbins)
- Organization: Commodore, West Chester, PA
- Lines: 17
-
- In article <C00Kv9.KAr@dei.unipd.it> red@esse5.dei.unipd.it (Piergiorgio Sartor 274199/IL) writes:
- > Is there a fixed relationship between the RGBI signal out of Amiga and
- > the color clock (CCK or C1, I think)?
- >
- > Is the FIRST pixel valid on the rising edge of the CCK or on the falling one or
- > none of the above?
-
- None of the above.
-
- Because of the propagation time in to Denise chip, which varies from
- chip to chip and operating conditions, there is no clock which can
- be reliabily used to clock the video on pre-AGA Amiga chipsets.
-
- --
- George Robbins - now working for, work: to be avoided at all costs...
- but no way officially representing: uucp: {uunet|pyramid|rutgers}!cbmvax!grr
- Commodore, Engineering Department domain: grr@cbmvax.commodore.com
-