RET | Return from subroutine
RETC | Return from subroutine conditionally
RETCD | Delayed return from subroutine conditionally
RETD | Delayed return from subroutine
RETE | Return from interrupt with context switch and globally enable interrupts (INTM = 0)
RETI | Return from interrupt with con text switch
ROL | Rotate ACC left 1 bit
ROLB | Rotate ACCB and ACC left 1 bit
ROR | Rotate ACC right 1 bit
RORB | Rotate ACCB and ACC right 1 bit
RPT | Repeat next instruction specified by data memory value Repeat next instruction specified by short immediate Repeat next instruction specified by long immediate
RPTB | Repeat block of instructions specified by BRCR
RPTZ | Clear ACC and PREG; repeat next instruction specified by long immediate