ex8-2.sdi

来自「《单片机原理实用教程——基于Proteus虚拟仿真》一书的配套光盘」· SDI 代码 · 共 14 行

,,,        ORG 0000H
0000,02 00 30,START,START:  LJMP MAIN
,,,        ORG 0030H
0030,90 FE FF,MAIN,MAIN:   MOV DPTR,#0FEFFH
0033,74 20,,        MOV A,#20H
0035,F0,,        MOVX @DPTR,A
0036,05 83,,        INC  DPH
0038,74 F0,,        MOV  A,#0F0H
003A,F0,,        MOVX @DPTR,A
003B,90 7F FF,,        MOV  DPTR,#7FFFH
003E,F0,,        MOVX @DPTR,A
003F,80 FE,,        SJMP $
000E,,,        END