HP 80: What the heck is going on behind the curtain?

[teenix]

(11-28-2019 03:16 AM)Dave Britten Wrote:  I'd be really curious to know which keystrokes change the status bits, and how these bits affect the different code paths when computing a result.

Not sure if it is what you need, but the emulator at http://www.teenix.org will let you play around behind the scenes of the HP80. As well as the emulator, you need to download the HP80 module as well.

cheers

Tony