[Coco] Detecting when CoCo is turned OFF

[tim lindner]

On Fri, May 7, 2021 at 12:00 PM Salvador Garcia via Coco
<coco at maltedmedia.com> wrote:
> The serial connection has four lines: CD, Gnd, Tx and Rx. I don;t see using any of these for this purpose, unless I missed something.

The Tx line will be in Mark when hi or Space when Low.

Mark is +12v, Space is -12v.

A turned off CoCo will have the Tx line at 0v.



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tim lindner

"Proper User Policy apparently means Simon Says."