Voyager architecture questions

Eric Smith eric at brouhaha.com
Sat Dec 5 00:29:46 PST 2009


Rick wrote:
> Self test. Anybody know how it works? What does the processor see when
> multiple keys are pressed?
It sees the one that is earliest in the key scan seequence.  I haven't 
researched the details, but it's obviously that the arithmetic function 
keys and the decimal point come before ON.
>  What is the entry point for the self-test code?
>   
That depends on the ROM code.  It's not directly determined by the 
processor architecture.

Eric



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