Here is a list of books I’m using for “learning my 6502 bit my bit” in the order I’m reading them:
“Machine Language for Beginners” by Richard Mansfield
“6502 Machine & Assembly Language Programming” by Mike Smith (this is not ME Mike Smith…I was a kid when this book was written)
“Programming the 6502” by Rodnay Zaks
“The Second Book of Machine Language” by Richard Mansfield
“6502 Software Design” by Leo J. Scanlon — Apply your programming knowledge to real-world projects.
“6502 Applications Book” by Rodnay Zaks — Explore diverse use cases, including hardware and interfacing.