Trial and error is valuable, but if you go to github and search for "movq", "ld a,(hl)", or similar string you can often find examples of code that is presumabl

Trial and error is valuable, but if you go to github and search for "movq", "ld a,(hl)", or similar string you can often find examples of code that is presumably working. I'm reminding myself of Z80 assembly at the moment, building a simple computer and I've done a bit of that.