[Coco] new release: RGB Monitor Test v1.0

Zippster zippster278 at gmail.com
Fri Jul 17 23:32:22 EDT 2015


Good to know Steve.  

Can someone link to pics of this showing the proper colors on a CM-8 or other 15.7khz RGB screen?

We’re having a discussion on DAC resistor values on the RGB2VGA board.
I’d really like to have something accurate to compare against.

Thanks,

- Ed


> On Jul 17, 2015, at 9:36 PM, Steve Batson via Coco <coco at maltedmedia.com> wrote:
> 
> I see the same
> 
> Steve Batson
> Batson Photography
> "Today's Special Moments, Tomorrow's Priceless Treasures"
> 
> Website: http://www.batsonphotography.com
> Blog: http://www.batsonphotography.com/blog
> Our Free Photography Site and Forum: http://www.digitalphotographerzone.com
> 
>> On Jul 17, 2015, at 7:13 PM, Zippster <zippster278 at gmail.com> wrote:
>> 
>> Hi Richard,
>> 
>> Thanks for making this!
>> 
>> Trying it out now. 
>> It seems to run fine, except it shows some moving rows of pixels on the left side of the screen for me.
>> This is on 2 different CoCo3s  Shows in RGB and composite.  Is that normal?
>> 
>> - Ed
>> 
>> 
>> 
>> 
>>> On Jul 5, 2015, at 4:07 PM, Richard Goedeken <Richard at fascinationsoftware.com> wrote:
>>> 
>>> Hello,
>>> 
>>> I have recently been working on some Sony PVM broadcast monitors that I picked
>>> up for use with my Coco and Commodore machines, and I thought that it would be
>>> nice to have a tool for conveniently generating video test patterns for
>>> calibration and testing of the monitors.  So this weekend I wrote one.
>>> 
>>> It has a few different modes: a 64-color matrix (for setting RGB levels,
>>> brightness, contrast), dots and lines (for setting geometry, convergence), and
>>> solid color (for purity).  You can change the colors (red, green, blue, white)
>>> and the width/spacing in the geometrical modes.  I have a ZIP file for people
>>> to download:
>>> 
>>> http://www.fascinationsoftware.com/media/Coco3_RGB_Monitor_Test_v1.0.zip
>>> 
>>> This contains two DSK images.  RGB200 runs with the 320x200 resolution, and
>>> RGB225 runs with the 320x225 resolution.
>>> 
>>> The 225-line version fits perfectly in my CM-8 display.  In addition to using
>>> this with real CRTs, it is also nice for developing and testing the VGA
>>> converters like Roy's or Luis's.
>>> 
>>> Richard
>>> 
>>> -- 
>>> Coco mailing list
>>> Coco at maltedmedia.com
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>> 
>> 
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