你看看这个程序，用p1口控制八个灯org 0000hajmp mainorg 0030hmain:mov r2,#03hmov a,#01hmmm: mov r3,#08h rl a mov p1,a
lcall dely500ms rl a mov p1,a lcall dely500ms lcall dely500ms rl a mov p1,a lcall dely500ms lcall dely500ms rl a mov p1,a lcall dely500ms lcall dely500ms djnz r3, mmm mov a...
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