NOP
MOV SP #60H
MOV DPTR #2000H
PUSH DPL
PUSH DPH
LOOP: MOV R3 DPL
MOV R3 DPH
POP DPH
POP DPL
MOVX A @DPTR
INC DPTR
PUSH DPL
PUSH DPH
MOV DPL R2
MOV DPH R3
MOV @DPTR A
INC DPTR
DJNC 35H LOOP
RET