October 2025
Beginner to intermediate
456 pages
10h 39m
English
This chapter covers several topics related to debugging and developing programs. This knowledge is not strictly necessary for programming the DMG, but you may find it handy in many situations.
We’ll start by looking at jump tables, an efficient way to handle states in your programs. Then I’ll introduce two BGB features, code breakpoints and debug messages, that will help you debug programs.
Next, you’ll learn a technique to strengthen your programs by detecting jumps to unintended addresses. You’ll also learn about bringing the stack into WRAM to extend its size beyond the 127 bytes available in HRAM.
Finally, we’ll take a closer look at linear-feedback shift registers, which generate pseudorandom numbers with ...
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