[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: Apple //e's RGB Card To Apple IIgs' RGB Monitor

Subject: Re: Apple //e's RGB Card To Apple IIgs' RGB Monitor
From: "Alex Freed" <alexf@mirrow.com>
Date: Wed, 20 Dec 2006 13:22:26 -0800
Newsgroups: comp.sys.apple2
References: <k3hgh.24864$9v5.17442@newssvr29.news.prodigy.net> <6ZCdnY20iucWMhzYnZ2dnUVZ_u2mnZ2d@comcast.com> <1166499011.152258.3620@73g2000cwn.googlegroups.com> <QrThh.21268$Ga1.11928@newssvr12.news.prodigy.net> <ct-dnStXWsxnpBXYnZ2dnUVZ_vC3nZ2d@comcast.com> <ae%hh.561$sR.64@newssvr29.news.prodigy.net> <1166579839.267664.239510@t46g2000cwa.googlegroups.com> <UeudnUL6c7t8KxXYnZ2dnUVZ_t2tnZ2d@comcast.com> <1166601726.923733.118180@80g2000cwy.googlegroups.com> <BqidnbBi8NAvZxXYnZ2dnUVZ_ragnZ2d@comcast.com> <1166607129.131341.260290@t46g2000cwa.googlegroups.com>
Xref: g2news2.google.com comp.sys.apple2:15534

"mdj" <mdj.mdj@gmail.com> wrote in message
1166607129.131341.260290@t46g2000cwa.googlegroups.com">news:1166607129.131341.260290@t46g2000cwa.googlegroups.com...
>
> Well, in terms of converting the digital RGB signal from an existing
> RGB adapter to analog (with colour correction) a 40 MIP PIC should do
> the job. These are around $5-$10, but as noted are in inconvenient
> packaging.

As an exercise try writing (PIC) code to do it. Count the cycles.
It also must run in sync with the 14 MHz.

A PAL/GAL is not the only solution, but is the simplest one by far.

-Alex.

Follow-Ups:
- Re: Apple //e's RGB Card To Apple IIgs' RGB Monitor
  - From: "David Wilson" <mcs6502@gmail.com>

References:
- Apple //e's RGB Card To Apple IIgs' RGB Monitor
  - From: "Bryan Parkoff" <nospam@nospam.com>
- Re: Apple //e's RGB Card To Apple IIgs' RGB Monitor
  - From: "Michael J. Mahon" <mjmahon@aol.com>
- Re: Apple //e's RGB Card To Apple IIgs' RGB Monitor
  - From: "mdj" <mdj.mdj@gmail.com>
- Re: Apple //e's RGB Card To Apple IIgs' RGB Monitor
  - From: "Bryan Parkoff" <nospam@nospam.com>
- Re: Apple //e's RGB Card To Apple IIgs' RGB Monitor
  - From: "Michael J. Mahon" <mjmahon@aol.com>
- Re: Apple //e's RGB Card To Apple IIgs' RGB Monitor
  - From: "Bryan Parkoff" <nospam@nospam.com>
- Re: Apple //e's RGB Card To Apple IIgs' RGB Monitor
  - From: "mdj" <mdj.mdj@gmail.com>
- Re: Apple //e's RGB Card To Apple IIgs' RGB Monitor
  - From: "Michael J. Mahon" <mjmahon@aol.com>
- Re: Apple //e's RGB Card To Apple IIgs' RGB Monitor
  - From: "mdj" <mdj.mdj@gmail.com>
- Re: Apple //e's RGB Card To Apple IIgs' RGB Monitor
  - From: "Michael J. Mahon" <mjmahon@aol.com>
- Re: Apple //e's RGB Card To Apple IIgs' RGB Monitor
  - From: "mdj" <mdj.mdj@gmail.com>

Prev by Date: Re: DOS 3.3 File Manager calls - stomping on Track 0, sector 0
Next by Date: Re: Apple //e's RGB Card To Apple IIgs' RGB Monitor
Previous by thread: Re: Apple //e's RGB Card To Apple IIgs' RGB Monitor
Next by thread: Re: Apple //e's RGB Card To Apple IIgs' RGB Monitor
Index(es):
- Date
- Thread