ORG 0000H JMP BEGIN ORG 000BH LJMP T0ISR ORG 0030HTABLE: ; 共陰極數碼管顯示程式碼表 DB 3FH,06H,5BH,4FH,66H ;01234 DB 6DH,7DH,07H,7FH,6fh ;56789BEGIN: MOV TMOD,#01H MOV TH0,#HIGH(65536-50000) MOV TL0,#LOW(65536-50000) SETB TR0 SETB ET0 SETB EA MOV P1,#3FH MOV R2,#20 MOV R1,#1 SJMP $T0ISR: CLR TR0 MOV TH0,#HIGH(65536-50000) MOV TL0,#LOW(65536-50000) SETB TR0 DJNZ R2,T0E MOV DPTR,#TABLE MOV A,R1 MOVC A,@A+DPTR MOV P1,A INC R1 CJNE R1,#10,T0E MOV R1,#0T0E: RETI END