功能齐全的单片机音乐程序(dhd0)
单片机最小系统，两位LED数码管由串口输出接两个164驱动，Lout,Rout为左右声道输出，
SET， ALT0， ALT1为三个按键，也可自己在开始的I/O定义改成你想用的I/O口；12M晶振
若用89C51则只可装下约14首歌曲，用89C52则可装下近40曲
源程序
; Electronic Music
; Version 4.50
; Copyright (c) XAJ 2001
;============================
LOUT BIT P1.0 ;左声道输出
ROUT BIT P1.2 ;右声道输出
SET BIT P3.3 ;SET按键
ALT0 BIT P3.6 ;ALT0按键
ALT1 BIT P3.7 ;ALT1按键
;REPNUM EQU 09H重复段编号
STATU EQU 0AH;状态寄存器
LDYDSR EQU 0BH;左低音度数
RDYDSR EQU 0CH;右低音度数
LDYAR EQU 0DH;左低音协助
RDYAR EQU 0EH;右低音协助
JPCLK EQU 0FH;节拍时钟
GENCLK EQU 10H;通用时钟
SNSDCLK EQU 11H;搜、存显示时钟
GEN16T0 EQU 12H;通用16位时钟
GEN16T1 EQU 13H;
SETST0 EQU 14H;设置状态
SETST1 EQU 15H; 定时时钟
DISNUM0 EQU 16H;显示数值
DISNUM1 EQU 17H;寄存器(2位)
CSN EQU 18H;当前曲曲号
REP0L EQU 19H;0号重复段地址
REP0H EQU 1AH;
REP1L EQU 1BH;1号重复段地址
REP1H EQU 1CH;
REP2L EQU 1DH;2号重复段地址
REP2H EQU 1EH
REP3L EQU 1FH;3号重复段地址
REP3H EQU 23H;
COSPEEDN EQU 24H;
SPENR EQU 25H;
LOCF BIT 00H;左声道开关标志
ROCF BIT 01H;右声道开关标志
SECHSTOF BIT 02H;搜索、存储标志
NEXTSF BIT 03H;下一曲标志
CSBESTOF BIT 04H;当前曲锁存/释放
CUYFD BIT 05H;当前音符显示
KSETF BIT 06H;SET键按下标志
KALT0F BIT 07H;ALT0键按下标志
KALT1F BIT 08H;ALT1键按下标志
SPEEDF BIT 09H;速度增/减标志
TONEF BIT 0AH;音调增/减标志
YPBIT BIT 0BH;音频逻辑输出
KBDISF BIT 0CH;键盘显示标志
REP0F BIT 0DH;0号重复段控制
REP1F BIT 0EH;1号重复段控制
REP2F BIT 0FH;2号重复段控制
REP3F BIT 10H;3号重复段控制
SBOTM EQU 25H;堆栈区(栈底)
BUFF0 EQU 43H;锁存曲数
BUFF EQU 44H;锁存曲缓冲区
;============================
;=========BEGIN==============
ORG 0000H
LJMP MAIN
;---------T0INT--------------
ORG 000BH
LJMP T0INT
;---------T1INT--------------
ORG 001BH
LJMP T1INT
；1.音频发生器
;---------YPFSQ(01)----------
ORG 0030H
T0INT: MOV TL0,R4
MOV TH0,R5
PUSH PSW
PUSH ACC
PUSH 01H
JB LOCF,ROPER
MOV R1,#00H
MOV A,LDYAR
T0LLOP: RRC A
MOV YPBIT,C
XCH A,R1
CJNE A,LDYDSR,T0LNEXT
MOV C,YPBIT
MOV LOUT,C
INC LDYAR
; INC P0
SJMP ROPER
T0LNEXT: XCH A,R1
INC R1
SJMP T0LLOP
ROPER: JB ROCF,T0RETI
MOV R1,#00H
MOV A,RDYAR
T0RLOP: RRC A
MOV YPBIT,C
XCH A,R1
CJNE A,RDYDSR,T0RNEXT
MOV C,YPBIT
MOV ROUT,C
INC RDYAR
; INC P2
SJMP T0RETI
T0RNEXT: XCH A,R1
INC R1
SJMP T0RLOP
T0RETI: POP 01H
POP ACC
POP PSW
RETI
；2.通用时钟
;---------CLOCK(02)----------
T1INT: MOV TL1,#0F0H
MOV TH1,#0D8H
PUSH PSW
PUSH ACC
INC JPCLK
INC GENCLK
INC SNSDCLK
MOV A,SNSDCLK
CJNE A,#0FFH,T1NEXT
CLR SECHSTOF
T1NEXT: INC GEN16T0
MOV A,GEN16T0
CJNE A,#100,T1NEXT0
MOV GEN16T0,#00H
INC GEN16T1
T1NEXT0: INC SETST0
MOV A,SETST0
CJNE A,#100,T1RETI
MOV SETST0,#00H
INC SETST1
MOV A,SETST1
CJNE A,#20,T1RETI
MOV SETST1,#00H
MOV STATU,#00H
T1RETI: POP ACC
POP PSW
RETI
；3.显示子程序
;---------DISPLAY(03)--------
DISPLAY: PUSH ACC
PUSH DPL
PUSH DPH
MOV DPTR,#T_FIGCODE
MOV A,DISNUM0
MOVC A,@A DPTR
MOV SBUF,A
JNB TI,$
CLR TI
MOV A,DISNUM1
MOVC A,@A DPTR
MOV SBUF,A
JNB TI,$
CLR TI
POP DPH
POP DPL
POP ACC
RET
T_FIGCODE:
DB 088H,0EBH,04CH,049H
； 0 1 2 3
DB 02BH,019H,018H,0CBH
; 4 5 6 7
DB 008H,009H,00AH,038H
; 8 9 A B
DB 09CH,068H,01CH,01EH
; C D E F
DB 080H,0E3H,044H,041H
; 0. 1. 2. 3.
DB 023H,011H,010H,0C3H
; 4. 5. 6. 7.
DB 000H,001H,002H,030H
; 8. 9. A. B.
DB 094H,060H,014H,016H
; C. D. E. F.
DB 0FFH,02FH,098H,07FH
; 熄灭 # G -
DB 07CH,078H,0BCH,00AH
; c o L R
DB 029H
; Y
；4.主程序MAIN
;---------MAIN(04)-----------
MAIN: MOV R0,#01H
CLR A
CLRAM: MOV @R0,A
INC R0
CJNE R0,#80H,CLRAM
MOV R0,A
MOV SP,#SBOTM
MOV 08H,#BUFF
;MOV 09H,#BUFF
MOV SCON,#00H
MOV TMOD,#11H
MOV TL1,#0F0H
MOV TH1,#0D8H
SETB EA
SETB ET0
SETB ET1
SETB TR1
START: MOV DPTR,#T_SONGS
RYF: LCALL RYFSUP
MOV A,R7
JZ START
CJNE R7,#0FFH,SYF
JBC NEXTSF,NEXTSCL
MOV A,STATU
JNZ GONSBQ
MOV A,BUFF0
JNZ MPSQCL
LCALL PAQSCL
SJMP MQNFD
MPSQCL: LCALL PSQSCL
MQNFD: LCALL QNFDSUP
MOVPJRYF: INC DPTR
INC DPTR
SJMP RYF
NEXTSCL: LCALL CSBESTOJG
JB CSBESTOF,CALLPSCL
LCALL PAQSCL
SJMP MOVPJRYF
CALLPSCL: LCALL PSQSCL
SJMP MOVPJRYF
GONSBQ: LCALL CSDPTR
INC DPTR
INC DPTR
SJMP MOVPJRYF
SYF: CJNE R6,#0FFH,CALLPLAY
LCALL REPCLSUP
SJMP MOVPJRYF
CALLPLAY: LCALL YFDSUP
LCALL PLAY
SJMP MOVPJRYF
;5.读音符子程序
;---------RYFSUP(05)--------
RYFSUP: CLR A
MOVC A,@A DPTR
MOV R6,A
MOV A,#01H
MOVC A,@A DPTR
MOV R7,A
RET
；6.统唱曲首处理
;---------PAQSCL(06)--------
PAQSCL: MOV CSN,R6
INC DPTR
INC DPTR
LCALL RYFSUP
MOV 02H,R6
MOV 03H,R7
RET
;7.存唱曲首处理
;---------PSQSCL(07)--------
PSQSCL: PUSH PSW
SETB RS0
CLR RS1
PSQC7E: CJNE R0,#7EH,PSQNEXT
PSQNEXT: JC PSQNEXT1
MOV R0,#BUFF
SJMP PSQC7E
PSQNEXT1: MOV A,@R0
JNZ PSQNEXT2
INC R0
INC R0
INC R0
SJMP PSQC7E
PSQNEXT2: MOV CSN,@R0
INC R0
MOV 02H,@R0
INC R0
MOV 03H,@R0
INC R0
POP PSW
LCALL CSDPTR
INC DPTR
INC DPTR
RET
；8.曲号闪显子程序
;---------QNFDSUP(08)-------
QNFDSUP: PUSH ACC
MOV GEN16T0,#00H
MOV GEN16T1,#00H
QNGON: LCALL CSNSDISN
LCALL DISPLAY
MOV GENCLK,#00H
QNWAIT: MOV A,GENCLK
CJNE A,#35,QNWAIT
MOV DISNUM0,#20H
MOV DISNUM1,#20H
LCALL DISPLAY
MOV GENCLK,#00H
QNWAIT1: MOV A,GENCLK
CJNE A,#15,QNWAIT1
MOV A,GEN16T1
CJNE A,#02,QNGON
POP ACC
RET
；9.曲号送显示寄存器
;---------CSNSDISN(09)------
CSNSDISN: MOV A,CSN
ANL A,#0FH
LCALL CSBESTOJG
JNB CSBESTOF,NADP
ADD A,#10H
NADP: MOV DISNUM0,A
MOV A,CSN
SWAP A
ANL A,#0FH
MOV DISNUM1,A
RET
；10.当前曲是否被存储判断
;---------CSBESTOJG(10)-----
CSBESTOJG:PUSH ACC
PUSH PSW
MOV A,BUFF0
JZ CLRCSTOF
MOV R0,#BUFF
CSBCMPCSN:MOV A,@R0
CJNE A,CSN,CSBGSCAN
SETB CSBESTOF
SJMP CSBRET
CSBGSCAN: INC R0
INC R0
INC R0
CJNE R0,#7EH,CSBNEXT
CSBNEXT: JC CSBCMPCSN
CLRCSTOF: CLR CSBESTOF
MOV R0,#BUFF
CSBCMP0: MOV A,@R0
JZ CSBRET
INC R0
INC R0
INC R0
CJNE R0,#7EH,CSBNEXT1
CSBNEXT1: JC CSBCMP0
CSBRET: POP PSW
POP ACC
RET
；11.找当前曲首址
;---------CSDPTR(11)--------
CSDPTR: MOV DPTR,#T_SONGS
CSDSCAN: LCALL RYFSUP
CJNE R7,#0FFH,CSDNEXT
MOV A,R6
CJNE A,CSN,CSDNEXT
SJMP CSDRET
CSDNEXT: INC DPTR
INC DPTR
SJMP CSDSCAN
CSDRET: RET
；12.重复段处理子程序
;---------REPCLSUP(12)------
REPCLSUP: MOV A,R7
ANL A,#0FH
CJNE A,#02H,CMPA3
MOV A,R7
SWAP A
ANL A,#0FH
JNZ H4CMP1
JNB REP0F,REPRET0
CLR REP0F
MOV DPL,REP0L
MOV DPH,REP0H
REPRET0: RET
H4CMP1: CJNE A,#01H,H4CMP2
JNB REP1F,REPRET
CLR REP1F
MOV DPL,REP1L
MOV DPH,REP1H
RET
H4CMP2: CJNE A,#02H,H4CMP3
JNB REP2F,REPRET
CLR REP2F
MOV DPL,REP2L
MOV DPH,REP2H
RET
H4CMP3: CJNE A,#03H,REPRET
JNB REP3F,REPRET
CLR REP3F
MOV DPL,REP3L
MOV DPH,REP3H
RET
CMPA3: CJNE A,#03H,REPRET
MOV A,R7
SWAP A
ANL A,#0FH
JNZ H4VS1
SETB REP0F
MOV REP0L,DPL
MOV REP0H,DPH
SJMP SREPHAD
H4VS1: CJNE A,#01H,H4VS2
SETB REP1F
MOV REP1L,DPL
MOV REP1H,DPH
SJMP SREPHAD
H4VS2: CJNE A,#02H,H4VS3
SETB REP2F
MOV REP2L,DPL
MOV REP2H,DPH
SJMP SREPHAD
H4VS3: CJNE A,#03H,REPRET
SETB REP3F
MOV REP3L,DPL
MOV REP3H,DPH
SREPHAD: MOV 09H,A
LCALL CSDPTR
REPGON: INC DPTR
INC DPTR
LCALL RYFSUP
CJNE R6,#0FFH,REPGON
MOV A,R7
SWAP A
ANL A,#0FH
CJNE A,09H,REPGON
REPRET: RET
；13.音符显示子程序
;---------YFDSUP(13)--------
YFDSUP: MOV A,STATU
JNZ YFDRET
JB SECHSTOF,YFDRET
JNB CUYFD,YFSLED
XZFCLD: MOV DISNUM0,#20H
MOV DISNUM1,#20H
SJMP YFDSPLAY
YFSLED: MOV A,R6
JZ XZFCLD
ANL A,#0FH
PUSH DPL
PUSH DPH
MOV DPTR,#T_YFDCOD
MOVC A,@A DPTR
MOV DISNUM0,A
POP DPH
POP DPL
MOV A,R6
SWAP A
ANL A,#0FH
MOV DISNUM1,A
YFDSPLAY: LCALL DISPLAY
YFDRET: RET
T_YFDCOD: DB 20H ;--
DB 01H ; 1
DB 02H ; 2
DB 03H ; 3
DB 04H ; 4
DB 05H ; 5
DB 06H ; 6
DB 07H ; 7
DB 11H ;#1
DB 12H ;#2
DB 14H ;#4
DB 15H ;#5
DB 16H ;#6
；14.唱音符子程序
;---------PLAY(14)----------
PLAY: MOV A,R6
JZ PCOSPECL
PUSH DPL
PUSH DPH
MOV DPTR,#T_SD
ANL A,#0FH
MOVC A,@A DPTR
XCH A,R6
SWAP A
ANL A,#0FH
MOV B,#12
MUL AB
ADD A,R6
ADD A,R2
RL A
MOV R6,A
MOV DPTR,#T_RAN
MOVC A,@A DPTR
MOV TH0,A
MOV R5,A
MOV A,R6
INC A
MOVC A,@A DPTR
MOV TL0,A
MOV R4,A
POP DPH
POP DPL
SETB TR0
PCOSPECL: LCALL COSPECL
PJPWAIT: MOV JPCLK,#00H
PDELAY: LCALL KCXCL
JB NEXTSF,PRET
MOV A,JPCLK
CJNE A,01H,PNEXT
PNEXT: JC PDELAY
DJNZ R7,PJPWAIT
PRET: CLR TR0
RET
;---------TABSD-------------
T_SD: DB 01h ;useless
DB 01H
DB 03H
DB 05H
DB 06H
DB 08H
DB 0AH
DB 0CH
DB 02H
DB 04H
DB 07H
DB 09H
DB 0bH
;---------TABRAN------------
T_RAN: DW 0F111H ;useless
dw 0f111h ; area 0
dw 0f1e8h
dw 0f2b2h
dw 0f373h
dw 0f426h
dw 0f4eeh
dw 0f571h
dw 0f609h
dw 0f699h
dw 0f71fh
dw 0f79fh
dw 0f817h
dw 0f889h ; area 1
dw 0f8f4h
dw 0f95ah
dw 0f9b9h
dw 0fa13h
dw 0fa68h
dw 0fab9h
dw 0fb04h
dw 0fb4ch
dw 0fb90h
dw 0fbcfh
dw 0fc0ch
dw 0fc45h ;area 2
dw 0fc7ah
dw 0fcadh
dw 0fcdch
dw 0fd0ah
dw 0fd34h
dw 0fd5ch
dw 0fd82h
dw 0fda6h
dw 0fdc8h
dw 0fde8h
dw 0fe06h
dw 0fe22h ; area 3
dw 0fe3dh
dw 0fe56h
dw 0fe6eh
dw 0fe85h
dw 0fe9ah
dw 0feaeh
dw 0fec1h
dw 0fed3h
dw 0fee3h
dw 0fef4h
dw 0ff02h
dw 0ff11h ;area 4
dw 0ff1fh
dw 0ff2bh
dw 0ff37h
dw 0ff42h
dw 0ff4dh
dw 0ff57h
dw 0ff60h
dw 0ff6ah
dw 0ff72h
dw 0ff7ah
dw 0ff81h
dw 0ff89h ; 5
；15.共速处理
;---------COSPECL(15)-------
COSPECL: MOV R1,03H
MOV A,COSPEEDN
JZ COSPRET
PUSH COSPEEDN
MOV A,R1
COSPEGON: MOV B,#08H
MUL AB
CLR C
SUBB A,R1
JNC COSPNEXT
DEC B
COSPNEXT: MOV R6,#03H
DIV8: CLR C
XCH A,B
RRC A
XCH A,B
RRC A
DJNZ R6,DIV8
MOV R1,A
DJNZ COSPEEDN,COSPEGON
POP COSPEEDN
MOV A,R1
JNZ COSPRET
MOV R1,#01H
COSPRET: RET
；16.键盘查询处理
;---------KCXCL(16)---------
KCXCL: LCALL KSET
LCALL KALT0
LCALL KALT1
JNB KSETF,KNEXT0
LCALL KSETCL
KSETSTC: MOV SETST0,#00H
MOV SETST1,#00H
SETB KBDISF
SJMP KDIS
KNEXT0: JNB KALT0F,KNEXT1
LCALL KALT0CL
SJMP KSETSTC
KNEXT1: JNB KALT1F,KDIS
LCALL KALT1CL
SJMP KSETSTC
KDIS: MOV A,STATU
JNZ KSSNSD
JNB SECHSTOF,KRET
KSSNSD: JNB KBDISF,KRET
CLR KBDISF
LCALL DISPLAY
KRET: RET
；17.KSET键是否按下查询
;---------KSET(17)----------
KSET: SETB SET
JB SET,CSETRET
MOV GENCLK,#00H
SETLOP: MOV A,GENCLK
CJNE A,#02,SETLOP
SETB SET
JB SET,CSETRET
CLR TR0
SETWAIT: SETB SET
JNB SET,SETWAIT
MOV GENCLK,#00H
SETLOP1: MOV A,GENCLK
CJNE A,#02,SETLOP1
SETB TR0
SETB KSETF
RET
CSETRET: CLR KSETF
RET
；18.KALT0键是否按下查询
;---------KALT0(18)---------
KALT0: SETB ALT0
JB ALT0,CALT0RET
MOV GENCLK,#00H
ALT0LOP: MOV A,GENCLK
CJNE A,#02,ALT0LOP
SETB ALT0
JB ALT0,CALT0RET
CLR TR0
ALT0WAIT: SETB ALT0
JNB ALT0,ALT0WAIT
MOV GENCLK,#00H
ALT0LOP1: MOV A,GENCLK
CJNE A,#02,ALT0LOP1
SETB TR0
SETB KALT0F
RET
CALT0RET: CLR KALT0F
RET
；19.KALT1键是否按下查询
;---------KALT1(19)---------
KALT1: SETB ALT1
JB ALT1,CALT1RET
MOV GENCLK,#00H
ALT1LOP: MOV A,GENCLK
CJNE A,#02,ALT1LOP
SETB ALT1
JB ALT1,CALT1RET
CLR TR0
ALT1WAIT: SETB ALT1
JNB ALT1,ALT1WAIT
MOV GENCLK,#00H
ALT1LOP1: MOV A,GENCLK
CJNE A,#02,ALT1LOP1
SETB TR0
SETB KALT1F
RET
CALT1RET: CLR KALT1F
RET
;20.SET键处理
;---------KSETCL(20)--------
KSETCL: INC STATU
MOV A,STATU
CJNE A,#07H,STATUDIS
MOV STATU,#00H
STATUDIS: MOV DISNUM0,#23H
MOV DISNUM1,STATU
RET
;21.KALT0键处理
;---------KALT0CL(21)-------
KALT0CL: MOV A,STATU
JNZ CASEB1
KA0S0GO: INC DPTR
INC DPTR
LCALL RYFSUP
MOV A,R7
JNZ EQUFF
MOV DPTR,#T_SONGS
SJMP KA0NEXT
EQUFF: INC A
JNZ KA0S0GO
KA0NEXT: LCALL RYFSUP
MOV CSN,R6
LCALL CSNSDISN
MOV A,DPL
CLR C
SUBB A,#02H
JNC KA0NEXT1
DEC DPH
KA0NEXT1: MOV DPL,A
CLR REP0F
CLR REP1F
CLR REP2F
CLR REP3F
SETB NEXTSF
SETB SECHSTOF
RET
CASEB1: CJNE A,#01H,CASEB2
INC LDYDSR
MOV A,LDYDSR
CJNE A,#04H,LDYDSL4
MOV LDYDSR,#00H
LDYDSL4: MOV DISNUM0,LDYDSR
MOV DISNUM1,#26H
RET
HCOSPEEDN EQU 12H
CASEB2: CJNE A,#02H,CASEB3
MOV A,COSPEEDN
CJNE A,#HCOSPEEDN,KA0NEXT4
KA0NEXT4: JNC KA0NEXT5
INC COSPEEDN
KA0NEXT5: MOV SPENR,COSPEEDN
LCALL SPENSDISN
RET
CASEB3: CJNE A,#03H,CASEB4
CLR SPEEDF
LCALL SPEEDCL
RET
CASEB4: CJNE A,#04H,CASEB5
CLR TONEF
LCALL TONECL
RET
CASEB5: CJNE A,#05H,CASEB6
CPL LOCF
JNB LOCF,KA0NEXT2
MOV DISNUM0,#24H
SJMP KA0NEXT3
KA0NEXT2: MOV DISNUM0,#25H
KA0NEXT3: MOV DISNUM1,#26H
RET
CASEB6: CJNE A,#06H,KA0RET
CPL CUYFD
JNB CUYFD,KA0NEXT6
MOV DISNUM0,#24H
SJMP KA0NEXT7
KA0NEXT6: MOV DISNUM0,#25H
KA0NEXT7: MOV DISNUM1,#28H
KA0RET: RET
；22.速度数送显示寄存器
;---------SPENSDISN(22)----
SPENSDISN:MOV A,SPENR
ANL A,#0FH
MOV DISNUM0,A
MOV A,SPENR
SWAP A
ANL A,#0FH
MOV DISNUM1,A
RET
；23.速度处理
;---------SPEEDCL(23)------
HSPEED EQU 02H;
LSPEED EQU 50H;
SPEEDCL: JB SPEEDF,DNSPEED
CJNE R3,#HSPEED,SCLNEXT
SCLNEXT: JC SCLNEXT1
DEC R3
SJMP SCLNEXT1
DNSPEED:
CJNE R3,#LSPEED,SCLNEXT2
SCLNEXT2: JNC SCLNEXT1
INC R3
SCLNEXT1: LCALL CSBESTOJG
JNB CSBESTOF,SCLNEXT3
INC R0
INC R0
MOV @R0,03H
SCLNEXT3: LCALL COSPECL
MOV SPENR,R1
LCALL SPENSDISN
RET
；24.音调处理
;---------TONECL(24)---------
;LTONE EQU 00 ;C
HTONE EQU 11 ;B
TONECL: JB TONEF,DNTONE
CJNE R2,#HTONE,TCLNEXT0
TCLNEXT0: JNC TCLNEXT
INC R2
SJMP TCLNEXT
DNTONE: MOV A,R2
JZ TCLNEXT
DEC R2
TCLNEXT: LCALL CSBESTOJG
JNB CSBESTOF,TCLNEXT1
INC R0
MOV @R0,02H
TCLNEXT1: PUSH DPL
PUSH DPH
MOV DPTR,#T_TONDISC
MOV A,R2
RL A
MOVC A,@A DPTR
MOV DISNUM1,A
MOV A,R2
RL A
INC A
MOVC A,@A DPTR
MOV DISNUM0,A
POP DPH
POP DPL
RET
T_TONDISC:DW 200CH ; C
DW 210CH ;#C
DW 200DH ; D
DW 210DH ;#D
DW 200EH ; E
DW 200FH ; F
DW 210FH ;#F
DW 2022H ; G
DW 2122H ;#G
DW 200AH ; A
DW 210AH ;#A
DW 200BH ; B
;25.KALT1键处理
;---------KALT1CL(25)--------
KALT1CL: MOV A,STATU
JNZ CASE1
LCALL CSBESTOJG
JNB CSBESTOF,KA1NEXT
MOV @R0,#00H
DEC BUFF0
SJMP KA1NEXT2
KA1NEXT: CJNE R0,#7EH,KA1NEXT1
KA1NEXT1: JNC KA1NEXT2
MOV @R0,CSN
INC R0
MOV @R0,02H
INC R0
MOV @R0,03H
INC BUFF0
KA1NEXT2: LCALL CSNSDISN
SETB SECHSTOF
RET
CASE1: CJNE A,#01H,CASE2
INC RDYDSR
MOV A,RDYDSR
CJNE A,#04H,RDYDSL4
MOV RDYDSR,#00H
RDYDSL4: MOV DISNUM0,RDYDSR
MOV DISNUM1,#27H
RET
CASE2: CJNE A,#02H,CASE3
MOV A,COSPEEDN
JZ KA1NEXT5
DEC COSPEEDN
KA1NEXT5: MOV SPENR,COSPEEDN
LCALL SPENSDISN
RET
CASE3: CJNE A,#03H,CASE4
SETB SPEEDF
LCALL SPEEDCL
RET
CASE4: CJNE A,#04H,CASE5
SETB TONEF
LCALL TONECL
RET
CASE5: CJNE A,#05H,CASE6
CPL ROCF
JNB ROCF,KA1NEXT3
MOV DISNUM0,#24H
SJMP KA1NEXT4
KA1NEXT3: MOV DISNUM0,#25H
KA1NEXT4: MOV DISNUM1,#27H
RET
CASE6: CJNE A,#06H,KA1RET
MOV DISNUM0,#23H
MOV DISNUM1,#06H
KA1RET: RET
;========= 乐曲表============
;---------SONGS--------------
T_SONGS: 乐曲表表首
dw 01ffh,;song1:xiao la ba...
dw 0b05h,
dw 2504h,
dw 2604h,
dw 2506h,
dw 0002h,
dw 2504h,
dw 2604h,
dw 2506h,
dw 0002h,
dw 2504h,
dw 2604h,
dw 2504h,
dw 2304h,
dw 2204h,
dw 2104h,
dw 2206h,
DW 16FFH;SONG16:Liang Zhi Lao Hu
DW 0715H
DW 0FF21H ;REP21
DW 0FF01H ;REP01
DW 2102H
DW 2202H
DW 2302H
DW 2102H
DW 0FF02H ;REP02
DW 0FF03H ;REP03
DW 2302H
DW 2402H
DW 2504H
DW 2302H
DW 2402H
DW 2504H
DW 0FF11H ;REP11
DW 2501H
DW 2601H
DW 2501H
DW 2401H
DW 2302H
DW 2102H
DW 0FF12H ;REP12
DW 0FF13H ;REP13
DW 2202H
DW 1502H
DW 2104H
DW 2202H
DW 1502H
DW 2104H
DW 0FF22H ;REP22
DW 0FF23H ;REP23
DW 0000H ；乐曲表表尾
END
;=========END================
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