[Coco] "Reading" non-readable bytes with PEEK vs ZBUG

[Darren A.]

> Above we have seen these bits filled in with 11, 10, and 00. There 
> probably is code that sees the bits filled with 01.

Yes, one example is the code for PEEK in the Rom.

Changing the JMP instruction at $B754 to an equivalent LBRA will cause PEEK to return a different value for address $FFA0.

Darren

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