Programming.
from program memory into register R0. No idea why… LPM Rd,Z+ Exactly the same, but Z is incremented after the read operation. Z →ALUi1, instruct ALU to increment, address PM via Z register ALUo →Z, PM →Rd IN Rd,A Reads data from I/O space at address A (0..63) into register Rd. IO<A> →Rd I didn’t