Re: 1861 Replacement

Peter Renaud

Ok, thanks.
I decided to use the Rev B design for my expansion board.

From: <> on behalf of the-eagle@... <The-Eagle@...>
Sent: Monday, September 14, 2020 10:30 AM
To: <>
Subject: Re: [cosmacelf] 1861 Replacement
Peter, Pin 15 HSYNC isn't used on either design, it was a test output of the EPROM. The U7 EPROM-U7.hex file should work on both the Rev. B and Rev. D. Rev. B was made back in 2011 and the Rev. D was made in 2019.

Chuck Yakym


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