論文音樂倒計時裝置設計-資料下載頁

　　

【正文】 SQR LJMP K0 KEY5: MOV A,5 ACALL SQR LJMP K0 KEY6: MOV A,6 ACALL SQR LJMP K0 KEY7: MOV A,7 ACALL SQR LJMP K0 KEY8: MOV A,8 ACALL SQR LJMP K0 KEY9: MOV A,9 ACALL SQR LJMP K0 KEY10: SETB Protel 軟件及單片機技術綜合訓練 18 LJMP MAIN KEY11: ACALL SECOND LJMP START KEY12: LJMP K0 KEY13: LJMP K0 SQR: INC R0 CJNE R0,01H,SQ1 MOV R2,A MOV DPTR,TABLE MOVC A,@A+DPTR MOV P1,A ACALL DELAY SJMP SQ2 SQ1: CJNE R0,02H,SQ2 MOV R1,A MOV DPTR,TABLE MOVC A,@A+DPTR MOV P0,A ACALL DELAY SQ2: RET SECOND: NEXT1: MOV DPTR,TABLE MOV A,R2 MOVC A,@A+DPTR MOV P1,A MOV DPTR,TABLE MOV A,R1 MOVC A,@A+DPTR MOV P0,A ACALL DELAY DEC R1 CJNE R1,0FFH,NEXT1 CJNE R2,00H,NEXT2 SJMP NEXT4 NEXT2: DEC R2 MOV R3,09H NEXT3: MOV DPTR,TABLE Protel 軟件及單片機技術綜合訓練 19 MOV A,R2 MOVC A,@A+DPTR MOV P1,A MOV DPTR,TABLE MOV A,R3 MOVC A,@A+DPTR MOV P0,A ACALL DELAY DEC R3 CJNE R3,0FFH,NEXT3 CJNE R2,00H,NEXT2 NEXT4: RET INT_0: CJNE R4,01H,$ MOV R4,00H RETI INT_1: INC R4 RETI DELAY: MOV R7,10 LOOP3: MOV R6,100 LOOP2: MOV R5,250 LOOP1: NOP NOP DJNZ R5,LOOP1 DJNZ R6,LOOP2 DJNZ R7,LOOP3 RET TABLE: DB 3FH,06H,5BH,4FH,66H,6DH,7DH,07H DB 7FH,6FH,77H,7CH,39H,5EH,79H,71H ORG 0B00H START1:MOV TMOD,01H MOV IE,82H START0:MOV 30H,00H NEXT:MOV A,30H MOV DPTR,TAB MOVC A,@A+DPTR MOV 23H,A JZ END0 MOV 27H,A MOV A,23H Protel 軟件及單片機技術綜合訓練 20 SWAP A ANL A,0FH JNZ SING CLR TR0 SJMP D1 SING:DEC A MOV 22H,A RL A MOV DPTR,TAB1 MOVC A,@A+DPTR MOV TH0,A MOV 21H,A MOV A,22H RL A INC A MOVC A,@A+DPTR MOV TL0,A MOV 20H,A SETB TR0 D1:LCALL DELAY1 INC 30H JMP NEXT END0:CLR TR0 JMP START0 TIM0:PUSH ACC PUSH PSW MOV TL0,20H MOV TH0,21H CPL POP PSW POP ACC RETI DELAY1:MOV 26H,07 D2:MOV 25H,187 D3:MOV 24H,248 DJNZ 24H,$ DJNZ 25H,D3 DJNZ 26H,D2 RET TAB1: DW 64260,64400,64521,64580 Protel 軟件及單片機技術綜合訓練 21 DW 64684,64777,64820,64898 DW 64968,65030,65058,65110 DW 65157,65178,65217 TAB: DB 02H,82H,62H,52H,48H,02H,52H,32H,22H,18H DB 83H,91H,72H,62H,51H,61H,71H,61H,83H,61H DB 81H,51H,61H,71H,61H,51H,46H,82H,32H,52H DB 22H,42H,16H,21H,41H,18H,0E4H,13H,21H,43H DB 51H,21H,41H,12H,83H,81H,61H,81H,58H,53H DB 61H,31H,22H,13H,21H,42H,52H,0E2H,42H,21H DB 11H,91H,41H,18H,63H,81H,32H,52H,21H,41H DB 16H,0E4H,11H,21H,31H,51H,26H,11H,21H,43H DB 51H,82H,62H,52H,61H,51H,42H,21H,11H,0E4H DB 44H,21H,41H,21H,11H,0E1H,11H,21H,41H,18H DB 61H,81H,51H,61H,51H,41H,32H,21H,41H,18H DB 08H,0H,04H DB 00H END 2021 年 1 月 5 日