PP EQU P3.3

ORG 0000H
LJMP START
ORG 000BH
INC 20H ;
MOV TH0,#0D8H
MOV TL0,#0EFH ;
RETI
START:
MOV SP,#50H
MOV TH0,#0D8H
MOV TL0,#0EFH
MOV TMOD,#01H
MOV IE,#82H
MUSIC0:
NOP
MOV DPTR,#DAT ;
MOV 20H,#00H ;
MUSIC1:
NOP
CLR A ;
MOVC A,@A DPTR ;
JZ END0 ;
CJNE A,#0FFH,MUSIC5 ;
LJMP MUSIC3
MUSIC5:
NOP
MOV R6,A ;；R6=18H
INC DPTR ;DPTR;
MOV A,#0
MOVC A,@A DPTR ;
MOV R7,A ;
SETB TR0 ;
MUSIC2:
NOP
CPL PP ;
MOV A,R6
MOV R3,A ;
LCALL DEL
MOV A,R7
CJNE A,20H,MUSIC2 ;
MOV 20H,#00H ;
INC DPTR
LJMP MUSIC1
MUSIC3:
NOP ;
CLR TR0
MOV R2,#0DH ;
MUSIC4:
NOP
MOV R3,#0FFH ;
LCALL DEL
DJNZ R2,MUSIC4
INC DPTR
LJMP MUSIC1
END0:
NOP
MOV R2,#0FFH ;
MUSIC6:
MOV R3,#00H
LCALL DEL
DJNZ R2,MUSIC6
LJMP MUSIC0
DEL:
NOP
DEL3:
MOV R4,#02H
DEL4:
NOP
DJNZ R4,DEL4
NOP
DJNZ R3,DEL3
RET
NOP

DAT:
DB 30H,20H,2BH,10H,26H,10H
DB 26H,20H,26H,20H,2BH,20H,30H,10H,2BH,10H,2BH,60H,30H,10H,2BH,10H
DB 26H,20H,26H,20H,2BH,20H,30H,20H,30H,60H,40H,10H,39H,10H
DB 40H,40H,40H,10H,40H,10H,39H,10H,30H,10H,30H,60H,30H,20H
DB 30H,20H,30H,20H,30H,10H,2BH,10H,2BH,40H,30H,20H,2BH,10H,26H,10H
DB 26H,20H,26H,20H,20H,20H,1CH,10H,2BH,10H,2BH,40H,26H,20H,2BH,10H,30H,10H
DB 30H,20H,30H,20H,2BH,20H,26H,10H,20H,10H,20H,60H,40H,10H,40H,10H
DB 39H,20H,30H,10H,30H,10H,30H,10H,26H,30H,2BH,20H,30H,20H,30H,20H,2BH,10H,30H,10H
DB 30H,0C0H,26H,20H,26H,10H,20H,10H
DB 20H,20H,20H,10H,20H,10H,20H,20H,20H,10H,1CH,10H,1CH,40H,26H,20H,2BH,20H
DB 30H,20H,30H,20H,30H,20H,2BH,10H,26H,10H,26H,60H,26H,10H,20H,10H
DB 20H,20H,20H,20H,20H,20H,1CH,10H,18H,10H,18H,20H,1CH,20H,20H,20H,26H,20H
DB 2BH,20H,30H,20H,30H,20H,39H,10H,2BH,10H,2BH,60H,26H,10H,20H,10H
DB 20H,20H,20H,20H,20H,10H,1CH,20H,20H,10H,1CH,40H,26H,20H,2BH,20H
DB 30H,20H,30H,20H,30H,20H,2BH,10H,26H,10H,26H,60H,26H,10H,20H,10H
DB 20H,20H,20H,20H,20H,20H,1CH,10H,18H,10H,18H,20H,1CH,20H,20H,20H,26H,10H,2BH,10H
DB 2BH,20H,2BH,20H,2BH,80H,30H,10H,26H,20H,24H,10H
DB 26H,20H,2BH,20H,2BH,80H,26H,20H,2BH,10H,30H,10H


DB 30H,40H,26H,20H,2BH,10H,30H,10H,30H,40H,26H,20H,2BH,20H
DB 26H,20H,30H,20H,26H,20H,1CH,10H,20H,10H,20H,60H,26H,10H,20H,10H
DB 1CH,20H,1CH,10H,20H,10H,20H,20H,1CH,10H,20H,10H,20H,40H,26H,10H,2BH,10H,30H,20H
DB 2BH,20H,2BH,10H,26H,10H,2BH,20H,30H,10H,2BH,10H,2BH,40H,26H,20H,2BH,10H,30H,10H
DB 30H,40H,26H,20H,2BH,10H,30H,10H,30H,40H,26H,20H,2BH,20H
DB 26H,20H,30H,20H,26H,10H,1CH,20H,20H,10H,20H,60H,26H,10H,20H,10H
DB 1CH,20H,1CH,20H,18H,20H,20H,10H,1CH,10H,20H,30H,20H,10H,26H,10H,2BH,10H,30H,20H
DB 2BH,40H,2BH,10H,30H,10H,2BH,10H,26H,10H,2BH,40H,26H,20H,26H,20H,2BH,60H,30H,20H,30H,0C0H
DB 00H


END