基于單片機的音樂播放器電氣自動化技術專業畢業設計畢業論文(完整版)

　　

【正文】 WRITE2 MOV AB ADD A30H MOV P00C9H 顯示小時個位 CALL ENABLE CALL WRITE2 MOV A3AH MOV P00DH 顯示冒號 CALL ENABLE CALL WRITE2 MOV AMIN MOV B10 DIV AB ADD A30H MOV P00CBH 顯示分十位 CALL ENABLE CALL WRITE2 MOV AB ADD A30H MOV P00CCH 顯示分個位 CALL ENABLE CALL WRITE2 MOV A3AH MOV P00CDH 顯示冒號 CALL ENABLE CALL WRITE2 MOV ASEC MOV B10 DIV AB ADD A30H MOV P00CEH 顯示秒十位 CALL ENABLE CALL WRITE2 MOV AB ADD A30H MOV P00CFH 顯示秒個位 CALL ENABLE CALL WRITE2 MOV P00C0H 設光標地址 CALL ENABLE MOV DPTRTABLE2 寫數據 CALL WRITE1 RET 寫指令 ENABLE CLR RS CLR RW CLR E LCALL DELAY SETB E RET 寫數據 WRITE1 MOV R100H A1 MOV AR1 MOVC AADPTR CALL WRITE2 INC R1 CJNE A0FEHA1 未到字符串末尾繼續 RET WRITE2 MOV P0A SETB RS CLR RW CLR E CALL DELAY SETB E RET DELAY MOV R405 D1 MOV R50FFH DJNZ R5 DJNZ R4D1 RET TAB db 0c0h0f9h0a4h0b0h99h92h82h0f8h db 80h90h88h83h0c6h0a1h86h8eh TAB1 db 89h86h0c7h0c7h0c0h TAB2 db 0c6h88h0c0h TABLE1 DB WELCOM HERE0FEH TABLE2 DB DFF WB 0FEH TABLE4 DB CAU0FEH TABLE3 DB 30H31H32H33h DB 34H35H36H37H DB 38h39H41H42H DB 43H44H45H46H TABLE5 DB AUTHOR CYS0FEH 播放歌曲程序 MAIN0 MOV TMOD11H MOV IE8aH MOV TH1 3cH MOV TL1 0b0H lcall ks jnz TTM12 MOV 40H00H NEXT20 MOV A40H MOV DPH52H MOV DPL53H MOVC AADPTR MOV R2A JZ STOP ANL A0FH MOV R1A MOV AR2 SWAP A ANL A0FH JNZ SING CLR TR0 JMP W1 SING DEC A MOV 22HA RL A MOV DPTRTABLE00 MOVC AADPTR MOV TH0A MOV 21HA MOV A22H RL A INC A MOVC AADPTR MOV TL0A MOV 20HA SETB TR0 SETB TR1 W1 LCALL DELAY30 INC 40H LCALL KS 有鍵跳出 JNZ STOP LJMP NEXT20 STOP CLR TR0 CLR TR1 LJMP MAIN0 TTM12 LCALL K2 MOV A37H CJNE A0EHTTM13 CLR TR1 LCALL DELAY1 TTM120 LCALL KS LCALL DELAY1 JZ TTM120 LCALL K2 MOV A37H CJNE A0EHTTM120 SETB TR1 LJMP NEXT20 TTM13 CJNE A0CHTTM14 MOV A52H INC A MOV 52HA MOV A53H INC A MOV 53HA MOV A36H INC A MOV 37HA LJMP TTM2 TTM14 CJNE A0DHTTM2 MOV A52H DEC A MOV 52HA MOV A53H DEC A MOV 53HA MOV A36H DEC A MOV 37HA TTM2 RET 定時器中斷子程序 0 TT0 PUSH ACC PUSH PSW MOV TL020H MOV TH021H CPL P37 POP PSW POP ACC RETI 定時器中斷子程序 1 T1INT MOV TH1 3cH MOV TL1 0b0H DJNZ L50MSX4 MOV L50MS20 每秒種時鐘刷新秒顯示一次 SECSET MOV ASEC MOV B10 DIV AB ADD A30H MOV P00CEH 顯示秒十位 CALL ENABLE CALL WRITE2 MOV AB ADD A30H MOV P00CFH 顯示秒個位 CALL ENABLE CALL WRITE2 MOV ASEC INC A MOV SECA XRL A60 X4 JNZ OUT MINSET MOV SEC00H 每分鐘刷新分顯示一次 MOV AMIN INC A MOV MINA MOV B10 DIV AB ADD A30H MOV P00CBH 顯示分十位 CALL ENABLE CALL WRITE2 MOV AB ADD A30H MOV P00CCH 顯示分個位 CALL ENABLE CALL WRITE2 MOV AMIN MOV B3 MUL AB MOV B100 DIV AB MOV R2A MOV A10 XCH AB DIV AB MOV AMIN XRL A60 JNZ OUT HOUSET MOV MIN00H 每小時刷新小時顯示一次 MOV AHOU MOV B10 DIV AB ADD A30H 將 BCD 嗎轉化為 ASIIC 碼 MOV P00C8H 顯示小時十位 CALL ENABLE CALL WRITE2 MOV AB ADD A30H MOV P00C9H 顯示小時個位 CALL ENABLE CALL WRITE2 MOV AHOU INC A MOV HOUA XRL A10 JNZ OUT SJMP OVERFLOW OUT RETI 溢出處理 OVERFLOW MOV L50MS20 MOV L1MS00H MOV L250MS00H MOV SEC00H MOV MIN00H MOV HOU00H RETI DELAY30 MOV R72 W2 MOV R4125 W3 MOV R3248 DJNZ R3 DJNZ R4W3 DJNZ R7W2 DJNZ R1DELAY30 RET DELAY10 SETB RS1 MOV R4125 CYS MOV R3248 DJNZ R3 DJNZ R4CYS RET TABLE00 DW 64580646846477764820 DW 64898649686503064260 DW 6440064524650586383564021 第一首《精忠報國》 TABLE10 DB 66H52H36H22H12H12H22H32H98H84H82H92H14H12H22H DB 32H52H22H42H38H66H52H36H22H12H22H22H32H98H DB 24H22H32H54H52H32H92H