ff.asm

ASM 编程音乐绿岛小夜曲

DEW EQU 05FH
FRW EQU 02H
DC EQU 26H
FC EQU 27H


ORG   00H
LJMP START

ORG 0BH
LJMP TIM0
START: MOV TMOD,#00000001B
       MOV IE,#10000010B





       CLR P2.6
START0: MOV 30H,#00
NEXT:
       MOV DC,#0
       MOV FC,#0
MOV A,30H
      MOV DPTR,#GREEDIL;#BIRTHDAY;
      MOVC A,@A+DPTR
      MOV R2,A
      JZ  END0
      ANL A,#0FH
      MOV R5,A
      MOV A,R2
      SWAP A
      ANL A,#0FH
      JNZ  SING
      CLR P2.6
      CLR  TR0
      JMP D1
SING: DEC A
      MOV 25H,A
	LCALL SEARCH
	MOV 22H,TL0
	MOV 23H,TH0



      SETB TR0
D1:   CALL DELAY
      INC 30H
      JMP NEXT
END0: CLR TR0
      JMP START0
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
TIM0: PUSH ACC
      PUSH PSW
      MOV TL0,20H
      MOV TH0,21H
      CPL P2.6

MOV A,#0
MOV A,FC
CJNE A,#0,CHAN
AJMP NOCHAN
CHAN:
;INC DC






NOCHAN:
INC DC
MOV A,DC
CJNE A,#DEW,EXIT
JC EXIT
;;;;;;;;;;;;;;;;;;;;;;;;;;;
MOV DC,#0
INC FC
MOV A,FC
CJNE A,#FRW,EXIT0
JC EXIT0
MOV FC,#0
MOV TH0,23H
MOV 21H,TH0
MOV TL0,22H
MOV 20H,22H
AJMP EXIT
EXIT0:
MOV A,#0
MOV A,25H
INC A
INC A
INC A
INC A
INC A
INC A
INC A

LCALL SEARCH
EXIT:


      POP PSW
      POP ACC
      RETI
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
DELAY:MOV R7,#02
D2:   MOV R4,#187
D3:   MOV R3,#248
      DJNZ R3,$
      DJNZ R4,D3
      DJNZ R7,D2
      DJNZ R5,DELAY
      RET
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
SEARCH:
      RL A
      MOV DPTR,#TABLE1
      MOVC A,@A+DPTR
      MOV TH0,A
      MOV 21H,A
      MOV A,25H
      RL A
      INC A
      MOVC A,@A+DPTR
      MOV TL0,A
      MOV 20H,A
RET
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;


TABLE1:
DW   64021,64103,64260,64400,64524
;    3	   4     5     6     7
DW   64580,64684,64777,64820,64898,64968,65030
;    1     2     3     4     5     6     7         
DW   65058,65110,65157
;    1     2     3
TABLE2:
DW    64260,64400,64524
;     5     6     7     
DW    64580,64684,64777,64820,64898,64968,65030
;     1     2     3     4     5     6     7
DW    65058,65110,65157,65178,65217
;     1     2     3     4     5
BIRTHDAY:
       ;1
       DB   82H,01H,81H,94H,84H
       DB   0B4H,0A4H,04H
       DB   82H,01H,81H,94H,84H
       DB   0C4H,0B4H,04H
       ;2
       DB   82H,01H,81H,94H,84H
       DB   0B4H,0A4H,94H
       DB   0E2H,01H,0E1H,0D4H,0B4H
       DB   0C4H,0B4H,04H
       ;3
       DB   82H,01H,81H,94H,84H
       DB   0B4H,0A4H,04H
       DB   82H,01H,81H,94H,84H
       DB   0C4H,0B4H,04H
       ;4
       DB   82H,01H,81H,0F4H,0D4H
       DB   0B4H,0A4H,94H;,0E1H,0D4H,0B4H
       DB   0E2H,01H,0E1H,0D4H,0B4H
       DB   0C4H,0B4H,04H
       DB   00H
GREEDIL:
;1
DB 0A2H,0B2H,0D2H,0B2H,0A4H,0B2H,0D2H
DB 0B2H,0A2H,82H,72H,88H
DB 72H,82H,0A2H,82H,72H,62H,42H,62H,44H,04H,04H,44H
;2
DB 0A4H,02H,0B2H,0A4H,84H
DB 72H,81H,71H,62H,72H,84H,02H,072H;DB 72H,82H,72H,62H,72H,84H,72H
DB 64H,62H,12H,34H,02H,42H
DB 38H,38H
;3
DB 44H,02H,32H,44H,64H
DB 72H,81H,71H,62H,72H,84H,02H,0A2H
DB 72H,74H,82H,0A4H,02H,0B2H
DB 0A8H,0A8H
;4
DB 0B2H,0B4H,0A2H,84H,82H,72H
DB 62H,72H,82H,0A2H,88H
DB 72H,74H,62H,42H,32H,32H,62H
DB 78H,78H
;5
DB 82H,84H,72H,82H,0A2H,84H
DB 72H,82H,72H,62H,48H
DB 32H,0A2H,82H,082H,0A2H,0B2H,82H,72H
DB 68H,68H
;6
DB 0B2H,0B2H,0B2H,0A2H,82H,84H,02H
DB 72H,74H,62H,42H,32H,42H,62H
DB 78H,78H
DB 0A2H,0B2H,0A2H,72H,82H,84H,82H
;7
DB 72H,74H,62H,44H,64H
DB 0A8H,0A4H,02H,0A2H
DB 0A2H,0B1H,0A1H,82H,0A2H,0B4H,0B2H,0D2H
DB 0A2H,0B2H,0A2H,82H,78H
;8
DB 84H,72H,62H,44H,02H,62H
DB 72H,81H,71H,62H,72H,84H,02H,0A2H
DB 0B4H,02H,82H,74H,82H,72H
DB 68H,68H
DB 00

END