Thanks everyone!

The leepivonka examples were exactly what I needed to actually connect everything together,
and Alarm Siren's "A = ($00.$01)+Y = $12" comment gave me a great visualization for how to think about lda($ff),y without getting confused.

And I hadn't even considered you could read the ...

Hi,

Programming is nothing new to me, but 6502 assembler is kicking my ass right at the start.

I figured a minimum amount of infrastructure involves being able to pass parameters to a subroutine.
Some people call this inline parameter, immediate embedded data etc.
I've seen examples of people ...