
答案
(1)程序如下:
ORG 0000H
RESET: AJMP MAIN ;复位,转主程序
ORG 0100H
MAIN: MOV DPL,#00H ;初始化DPTR
MOV DPH,#60H
MOV R0,#30H. ;初始化R0
LOOP: MOV A,@R0
MOVX @DPTR, A
INC R0
INC DPTR
CJNE R0,#40H,LOOP
NOP
RET
(1)程序如下:
ORG 0000H
RESET: AJMP MAIN ;转主程序
ORG 0100H
MAIN: MOV DPL#00H ;初始化DPTR
MOV DPH,#0A0H
MOV R0,#40H ;初始化R0
LOOP2: MOVX A,@DPTR
MOV @R0,A
INC DPTR
INC R0
CJNE R0,#60H,LOOP2
NOP
RET