extmem.sdi

来自「该应用软件可以实现大多数单片机的仿真实验」· SDI 代码 · 共 17 行

,,,; Test program for external memory.
,,,; Write data to memory, then read it back.
,,,; The program loops forever.
,,,
,,,                org 0
,,,
,,,
0000,90 12 34,loop1,loop1:          mov DPTR,#1234h
0003,74 AA,,                mov A,#0AAh
0005,F0,,                movx @DPTR,A
0006,E0,,                movx A,@DPTR
,,,
0007,80 F7,,                jmp loop1
,,,
000E,,,                END
,,,