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            EEPW首頁(yè) > 嵌入式系統(tǒng) > 設(shè)計(jì)應(yīng)用 > 基于51單片機(jī)的數(shù)字音樂(lè)盒C語(yǔ)言驅(qū)動(dòng)程序

            基于51單片機(jī)的數(shù)字音樂(lè)盒C語(yǔ)言驅(qū)動(dòng)程序

            作者: 時(shí)間:2016-11-28 來(lái)源:網(wǎng)絡(luò) 收藏
            SPKEQUP3.7; 蜂鳴器所在端口

            COUNT50EQU39H
            SECEQUR0
            MINEQUR1
            SEGEQUP2
            NUMEQUP0
            SEG7EQU30H
            SEG6EQU31H
            SEG5EQU32H
            SEG4EQU33H
            SEG3EQU36H
            SEG1EQU 3AH

            DLAYEQU34H
            H_CNT1EQU37H
            H_CNT2EQU38H
            FLAGBIT 00H

            KEYVALEQU40H
            XUN1EQU41H
            XUN2EQU42H
            MUSICEQU43H
            ORG0000H
            LJMPMAIN
            ORG0003H
            LJMP PLY_PAU
            ORG0013H
            LJMP STOP
            ORG000BH;定時(shí)0中斷服務(wù)程序
            LJMP COUNT

            ;------------------------------------------------------
            ORG100H
            MAIN:MOVSP,#60H;初始化堆棧
            MOVSEC,#0H;初始化秒
            MOVMIN,#0H;初始化分
            MOVCOUNT50,#50;一秒定時(shí)
            CLRFLAG



            MOVIE,#8FH
            MOVTMOD,#11H
            MOVTH0,#0A5H
            MOVTL0,#0FFH
            MOVTH1,#0EDH
            MOVTL1,#0FFH
            SETBIT0
            SETBIT1

            MOVKEYVAL,#00H
            MOVMUSIC,#01H
            MOVDPTR,#TABLE1
            MOV37H,#0FFH
            MOV38H,#05H

            ;**************歡迎界面**********************
            HELLO:MOV30H,#7FH
            MOV31H,#0BFH
            MOV32H,#0DFH
            MOV33H,#0EFH
            MOV36H,#0F7H
            MOV 3AH,#0FDH
            MOVP2,SEG3;H
            MOVP0,#89H
            LCALL LDELAY


            MOVP2,SEG4;E
            MOVP0,#86H
            LCALL LDELAY


            MOVP2,SEG5;L
            MOVP0,#0C7H
            LCALL LDELAY


            MOVP2,SEG6;L
            MOVP0,#0C7H
            LCALL LDELAY

            MOVP2,SEG7;O
            MOVP0,#0C0H
            LCALL LDELAY

            MOVA,KEYVAL
            JNZKEYJDG
            DJNZ H_CNT1, HELLO
            DJNZ H_CNT2,HELLO
            ;==========================================================
            SETBTR0
            LJMP SING
            KEYGET:LCALL KEY
            MOVA,KEYVAL
            JZKEYGET
            KEYJDG:CJNE A,#12H,SECON
            FIRST1:MOVDPTR,#TABLE1
            MOVMUSIC,#01H
            MOVKEYVAL,#00H
            ;SETBFLAG
            MOVSEC,#00H
            MOVMIN,#00H
            MOVCOUNT50,#50
            SETBTR0

            LJMP SING
            SECON:CJNE A,#11H,THIR
            SECON1:MOVDPTR,#TABLE2
            MOVMUSIC,#02H
            MOVKEYVAL,#00H
            ;SETBFLAG
            MOVSEC,#00H
            MOVMIN,#00H
            MOVCOUNT50,#50
            SETBTR0
            LJMP SING
            THIR:CJNE A,#0FH,FORTH
            THIR1:MOVDPTR,#TABLE3
            MOVMUSIC,#03H
            MOVKEYVAL,#00H
            ;SETBFLAG
            MOVSEC,#00H
            MOVMIN,#00H
            MOVCOUNT50,#50
            SETBTR0
            LJMP SING
            FORTH:CJNE A,#0BH,UP
            FORTH1:MOVDPTR,#TABLE4
            MOVMUSIC,#04H
            MOVKEYVAL,#00H
            ;SETBFLAG
            MOVSEC,#00H
            MOVMIN,#00H
            MOVCOUNT50,#50
            SETBTR0
            LJMP SING
            UP:CJNE A,#02H,DOWN
            MOVKEYVAL,#00H
            MOVR5,MUSIC
            CJNE R5,#00H,N1
            LJMP KEYGET
            N1:CJNE R5,#01H,N2
            LJMP FORTH1
            N2:CJNE R5,#02H,N3
            LJMP FIRST1
            N3:CJNE R5,#03H,N4
            LJMP SECON1
            N4:LJMP THIR1
            DOWN:; LCALL VLDELAY
            MOVR5,MUSIC
            MOVKEYVAL,#00H
            CJNE R5,#00H,M1
            LJMP KEYGET
            M1:CJNE R5,#01H,M2
            LJMP SECON1
            M2:CJNE R5,#02H,M3
            LJMP THIR1
            M3:CJNE R5,#03H,M4
            LJMP FORTH1
            M4:LJMP FIRST1
            ;-----------------------------------------------------------
            KEY: PUSH ACC
            MOVP1,#0F0H;置列線為0,行線為1 ;^^^^^^^^^^^^
            MOVA,P1
            ANLA,#0F0H
            MOVB,A
            MOVP1,#0FH;置列線為1,行線為0
            MOVA,P1
            ANLA,#0FH
            ORLA,B
            CJNE A,#0FFH,UUU
            AJMP QICH
            UUU:CLRC
            SUBB A,#0DCH
            JNCHAHA
            QICH:CLRA

            HAHA:MOVKEYVAL,A

            POP ACC
            RET
            ;-------------------------------------------------------------



            ;-------------------------------------------------------------
            ;**************定時(shí)中斷服務(wù)程序***********************
            COUNT:MOVTH0,#0A5H
            MOVTL0,#0FFH
            LCALL KEY
            JNBFLAG,RETURN
            DJNZ COUNT50,RETURN ;是否到一秒
            ;*****一秒處理****************
            MOVCOUNT50,#50
            INCSEC
            CJNE SEC,#60,RETURN
            MOVSEC,#0H
            INCMIN
            CJNE MIN,#100,RETURN ;一百分鐘以后自動(dòng)清零
            MOVMIN,#00H
            RETURN: LCALL DISPLAY
            RETI
            ;**************************************************
            ;**************顯示子程序*******************
            DISPLAY:PUSHACC
            PUSHB
            PUSH DPH
            PUSH DPL



            MOVA,MIN
            MOVB,#0AH
            DIVAB
            MOVSEG,SEG4
            LCALL TODIS
            LCALL DELAY

            MOVSEG,SEG5
            MOVA,B
            MOVDPTR,#TABLE
            MOVC A,@A+DPTR
            ANL A,#7FH
            MOVNUM,A
            LCALL DELAY


            MOVA,SEC
            MOVB,#10
            DIVAB
            MOVSEG,SEG6
            LCALL TODIS
            LCALL DELAY


            MOVSEG,SEG7
            MOVA,B
            LCALL TODIS
            LCALL DELAY

            MOVA,MUSIC
            MOVSEG,SEG1
            LCALL TODIS


            POP DPL
            POP DPH
            POPB
            POPACC

            RET


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