Re: Microcontroller "PEEKing" into C64 memory?

From: Per Olofsson <>
Date: Thu, 21 Jan 2016 19:32:54 +0100
Message-Id: <>
On Thu, Jan 21, 2016, at 05:18 PM, Leif Bloomquist wrote:
> Hi all,
> I have an idea for a project that would require an external
> microcontroller to be able to "peek" into parts of the C64 Memory.
> It wouldn't matter where.  I/O1 and I/O2 might be easiest, but some
> unused space like $02A7-$02FF could also work and not interfere with
> external devices.   Only would need 8 bytes or so.
> What would be the easiest way to go about this?

If what you need is mirroring of a portion of C64 ram I have a FIFO
based bus snooping design that could work, but I haven't had a chance to
verify it.

  Per Olofsson

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Received on 2016-01-21 19:00:10

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