程序部分代碼：
ORG 0000H
LJMP START
ORG 0030H
;初始化
START: MOV DPTR,#TAB
MOV R0,#00H;從00開始計數(shù)
MAIN: MOV A,R0
MOVC A,@A+DPTR
MOV P0,A
MOV P1,A
LCALL DELAY
LCALL DELAY
INC R0
CJNE R0,#46,MAIN
MOV R0,#00H
LJMP MAIN
;閃爍延時函數(shù)
DELAY:MOV R5,#20
D1:MOV R6,#20
D2:MOV R7,#248
DJNZ R7,$
DJNZ R6,D2
DJNZ R5,D1
RET
;查表
TAB: DB 0FEH,0FDH,0FBH,0F7H,0EFH,0DFH,0BFH
DB 0FFH,00H,0FFH,00H,0FFH,00H,0FFH
DB 0BFH,0DFH,0EFH,0F7H,0FBH,0FDH,0FEH
DB 0FFH,00H,0FFH,00H,0FFH,00H,0FFH
DB 0FCH,0F9H,0F3H,0E7H,0CFH,9FH
DB 0FFH,00H,0FFH,00H,0FFH,00H,0FFH
DB 9FH,0CFH,0E7H,0F3H,0F9H,0FCH
END
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