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Re: 15Hz to VGA converter

Subject: Re: 15Hz to VGA converter
From: Mark Frischknecht <appleiiguy@gmail.com>
Date: Thu, 12 Aug 2010 15:35:11 -0700
Newsgroups: comp.sys.apple2
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On 2010-08-12 13:54:12 -0700, drkenb <kbuchholz1107@hotmail.com> said:

On Aug 12, 3:45ï¿½pm, Mark Frischknecht <appleii...@gmail.com> wrote:

ï¿½ ï¿½ ï¿½ ï¿½ Thanks to a tip James Littlejohn gave me I purchased a 15

Khz RGB CGA

YUV Component Video YCbCr to VGA Converter Scaler fromhttp://www.ambery.c

om/rgbcgatovgac.html


ï¿½ ï¿½ ï¿½ ï¿½ Wiring up the cabe was quite easy:

IIGS ï¿½ ï¿½ ï¿½ ï¿½ ï¿½ ï¿½ ï¿½ ï¿½ ï¿½ ï¿½ ï¿½ ï¿½ ï¿½VGA 15 pin
Pin 1 Gnd --------> ï¿½Pin 5 Gnd
Pin 2 Red --------> ï¿½Pin 1 Red
Pin 3 CSYNC ---> ï¿½Pin 13 HSYNC / CSYNC
Pin 5 Grn ---------> ï¿½Pin 2 Grn
Pin 9 Blu ---------> ï¿½Pin 3 Blu

I posted pictures of the video output on my Picasa albums:http://picasawe

b.google.com/AppleIIguy/CGAComponentToVGA#


It looks like 640x400 dithered doesn't come out to well...

--
Close this world. txen eht nepO ï¿½ ï¿½ ï¿½ ï¿½ ï¿½ ï¿½ ï¿½ ï¿½ ï¿½ ï¿½

ï¿½ ï¿½ ï¿½ ï¿½ ï¿½ ï¿½ ï¿½ ï¿½ ï¿½ ï¿½

ï¿½ ï¿½ ï¿½ ï¿½ ï¿½ ï¿½ ï¿½ ï¿½ ï¿½ ï¿½ ï¿½ ï¿½ ï¿½ ï¿½ ï¿½ ï¿½ | ï¿½ ï¿½
Mark Frischknecht


Mark - Thanks for sharing the pix - the display looks great!  What
about pins 6, 10 & 13?  Are they not used?  Ken

I didn't use them they are just grounds. Well 6 & 13 are grounds 10 isnot used by IIGS

--

Close this world. txen eht nepO|Mark Frischknecht

References:
- 15Hz to VGA converter
  - From: Mark Frischknecht <appleiiguy@gmail.com>
- Re: 15Hz to VGA converter
  - From: drkenb <kbuchholz1107@hotmail.com>

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