http://www.flickr.com/photos/24913032@N08/2875013112/Hp-71B bus signals after a cold start.
Traces (from the bottom) are Command, Strobe, and B0-3.
This is the first command set after a cold boot.After confirming the protocol we hope to build a flash based module and eventually a USB module emulator.
HP-71B under the scope.
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