RTI - Return from Interrupt ;flags(H,I,N,Z,C)

RTI ;SP <= SP + 1 ;pull CCR ;(INH) inherent mode

;SP <= SP + 1 ;pull A

;SP <= SP + 1 ;pull X

;SP <= SP + 1 ;pull PCH

;SP <= SP + 1 ;pull PCL

Program execution resumes at the address that was restored from the stack.