基于單片機(jī)控制的數(shù)字音樂盒的設(shè)計(jì)(編輯修改稿)
2025-07-19 01:51 本頁面
【文章內(nèi)容簡(jiǎn)介】 movDPTR,TABLE3 MOVCA,@A+DPTR CALLWRITE2 RET。開機(jī)提示字。kaiji: mova,37h cjnea,0fh,DFF MOV P0,80H 。設(shè)光標(biāo)地址 CALL ENABLE MOV DPTR,TABLE1。寫數(shù)據(jù) CALL WRITE1 DFF: RET。按鍵值播放歌曲。SOP: mova,37h cjnea,01h,A11 LCALLMODD MOV52H,HIGH TABLE10 MOV53H,LOW TABLE10 LCALLINITILE2 lcallMAIN0A11: CJNEA,02H,A22 LCALLMODD MOV52H,HIGH TABLE20 MOV53H,LOW TABLE20 LCALLINITILE2 lcallMAIN0A22: CJNEA,03H,A33 LCALLMODD MOV52H,HIGH TABLE30 MOV53H,LOW TABLE30 LCALLINITILE2 lcallMAIN0 A33: CJNEA,04H,A44 LCALLMODD MOV52H,HIGH TABLE40 MOV53H,LOW TABLE40 LCALLINITILE2 lcallMAIN0A44: CJNEA,05H,A55 LCALLMODD MOV52H,HIGH TABLE50 MOV53H,LOW TABLE50 LCALLINITILE2 lcallMAIN0A55: CJNEA,06H,A66 LCALLMODD MOV52H,HIGH TABLE60 MOV53H,LOW TABLE60 LCALLINITILE2 lcallMAIN0 A66: CJNEA,07H,A77 LCALLMODD MOV52H,HIGH TABLE70 MOV53H,LOW TABLE70 LCALLINITILE2 lcallMAIN0 A77: CJNEA,08H,A88 LCALLMODD MOV52H,HIGH TABLE80 MOV53H,LOW TABLE80 LCALLINITILE2 lcallMAIN0A88: CJNEA,09H,A99 LCALLMODD MOV52H,HIGH TABLE90 MOV53H,LOW TABLE90 LCALLINITILE2 lcallMAIN0 A99: CJNEA,0AH,AAA LCALLMODD MOV52H,HIGH TABLE100 MOV53H,LOW TABLE100 LCALLINITILE2 lcallMAIN0 AAA: RET ******************************************INITILE2: MOVL50MS,20 MOVL1MS,00H MOVL250MS,00H MOVSEC,00H MOVMIN,00H MOVHOU,00H MOVA,HOU MOVB,10 DIVAB ADDA,30H 將BCD嗎轉(zhuǎn)化為ASIIC碼 MOV P0,0C8H 。顯示小時(shí)十位 CALL ENABLE CALL WRITE2 MOVA,B ADDA,30H MOV P0,0C9H 。顯示小時(shí)個(gè)位 CALL ENABLE CALLWRITE2 MOVA,3AH MOV P0,0DH 。顯示冒號(hào) CALL ENABLE CALLWRITE2 MOVA,MIN MOVB,10 DIVAB ADDA,30H MOV P0,0CBH 。顯示分十位 CALL ENABLE CALLWRITE2 MOVA,B ADDA,30H MOV P0,0CCH 。顯示分個(gè)位 CALL ENABLE CALLWRITE2 MOVA,3AH MOV P0,0CDH 。顯示冒號(hào) CALL ENABLE CALLWRITE2 MOVA,SEC MOVB,10 DIVAB ADDA,30H MOV P0,0CEH 。顯示秒十位 CALL ENABLE CALLWRITE2 MOVA,B ADDA,30H MOV P0,0CFH 。顯示秒個(gè)位 CALL ENABLE CALLWRITE2 MOV P0,0C0H 。設(shè)光標(biāo)地址 CALL ENABLE MOV DPTR,TABLE2。寫數(shù)據(jù) CALL WRITE1 RET。*********************************************寫指令ENABLE:CLR RS CLR RW CLR E LCALL DELAY SETB E RET。**********************************************寫數(shù)據(jù)WRITE1:MOV R1,00HA1: MOV A,R1 MOVC A,@A+DPTR CALL WRITE2 INC R1 CJNE A,0FEH,A1 未到字符串末尾繼續(xù) RETWRITE2:MOV P0,A SETB RS CLR RW CLR E CALL DELAY SETB E RET。**********************************************DELAY: MOV R4,05D1: MOV R5,0FFH DJNZ R5,$ DJNZ R4,D1 RETTAB: db 0c0h,0f9h,0a4h,0b0h,99h,92h,82h,0f8h db 80h,90h,88h,83h,0c6h,0a1h,86h,8ehTAB1: db 89h,86h,0c7h,0c7h,0c0h TAB2: db 0c6h,88
化學(xué)相關(guān)推薦
鄂ICP備17016276號(hào)-1