基于聲光顯示智力競賽搶答器畢業(yè)設(shè)計論文終稿(更新版)
【正文】 lay MOV P2,80H LCALL Delay MOV P2,00H LCALL Delay MOV P2,80H LCALL Delay MOV P2,0C0H LCALL Delay MOV P2,0E0H LCALL Delay MOV P2,0F0H LCALL Delay MOV P2,0F8H LCALL Delay MOV P2,0FCH LCALL Delay MOV P2,0FEH LCALL Delay MOV P2,0FFH LCALL Delay LJMP MAINZ: LJMP K5K3: MOV P2,55H LCALL Delay MOV P2,0AAH LCALL Delay MOV P2,0FFH LJMP MAINK4: MOV P2,01111110B LCALL Delay MOV P2,00111100B LCALL Delay MOV P2,00011000B LCALL Delay MOV P2,00000000B LCALL Delay MOV P2,10000001B LCALL Delay MOV P2,11000011B LCALL Delay MOV P2,11100111B LCALL Delay MOV P2,11111111B LCALL Delay LJMP MAIN K5: MOV P2,01111110B LCALL Delay MOV P2,10111111B LCALL Delay MOV P2,01111110B LCALL Delay MOV P2,10011111B LCALL Delay MOV P2,01111110B LCALL Delay MOV P2,10001111B LCALL Delay MOV P2,01111110B LCALL Delay MOV P2,10000111B LCALL Delay MOV P2,01111110B LCALL Delay MOV P2,10000011B LCALL Delay MOV P2,01111110B LCALL Delay MOV P2,10000001B LCALL Delay MOV P2,00H LCALL Delay MOV P2,0FFH LCALL Delay MOV P2,00H LCALL Delay MOV P2,0FFH LCALL Delay LJMP MAINDelay: JNB ,D1 mov r5,01h LJMP D5 D1: MOV r5,04hD5: mov r6,0ffhD6: mov r7,0ffhD7: nop djnz r7,D7 djnz r6,D6 djnz r5,D5 ret E
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