soundplay.src

C51语音播放源码 将语音按占空比放出。原语音为8位8KHz

; .\SoundPlay.SRC generated from: SoundPlay.c

$NOMOD51

NAME	SOUNDPLAY

P0	DATA	080H
P1	DATA	090H
P2	DATA	0A0H
P3	DATA	0B0H
T0	BIT	0B0H.4
AC	BIT	0D0H.6
T1	BIT	0B0H.5
T2	BIT	090H.0
EA	BIT	0A8H.7
IE	DATA	0A8H
EXF2	BIT	0C8H.6
RD	BIT	0B0H.7
ES	BIT	0A8H.4
IP	DATA	0B8H
RI	BIT	098H.0
INT0	BIT	0B0H.2
CY	BIT	0D0H.7
TI	BIT	098H.1
INT1	BIT	0B0H.3
RCAP2H	DATA	0CBH
PS	BIT	0B8H.4
SP	DATA	081H
T2EX	BIT	090H.1
OV	BIT	0D0H.2
RCAP2L	DATA	0CAH
C_T2	BIT	0C8H.1
WR	BIT	0B0H.6
RCLK	BIT	0C8H.5
TCLK	BIT	0C8H.4
SBUF	DATA	099H
PCON	DATA	087H
SCON	DATA	098H
TMOD	DATA	089H
TCON	DATA	088H
IE0	BIT	088H.1
IE1	BIT	088H.3
B	DATA	0F0H
CP_RL2	BIT	0C8H.0
ACC	DATA	0E0H
ET0	BIT	0A8H.1
ET1	BIT	0A8H.3
TF0	BIT	088H.5
ET2	BIT	0A8H.5
TF1	BIT	088H.7
TF2	BIT	0C8H.7
RB8	BIT	098H.2
TH0	DATA	08CH
EX0	BIT	0A8H.0
IT0	BIT	088H.0
TH1	DATA	08DH
TB8	BIT	098H.3
EX1	BIT	0A8H.2
IT1	BIT	088H.2
TH2	DATA	0CDH
P	BIT	0D0H.0
SM0	BIT	098H.7
TL0	DATA	08AH
SM1	BIT	098H.6
TL1	DATA	08BH
SM2	BIT	098H.5
TL2	DATA	0CCH
PT0	BIT	0B8H.1
PT1	BIT	0B8H.3
RS0	BIT	0D0H.3
PT2	BIT	0B8H.5
TR0	BIT	088H.4
RS1	BIT	0D0H.4
TR1	BIT	088H.6
TR2	BIT	0C8H.2
PX0	BIT	0B8H.0
PX1	BIT	0B8H.2
DPH	DATA	083H
DPL	DATA	082H
EXEN2	BIT	0C8H.3
REN	BIT	098H.4
T2CON	DATA	0C8H
RXD	BIT	0B0H.0
TXD	BIT	0B0H.1
F0	BIT	0D0H.5
SpeakerPin	BIT	0A0H.5
PSW	DATA	0D0H
?PR?T0int?SOUNDPLAY  SEGMENT CODE 
?BI?SOUNDPLAY        SEGMENT BIT 
?DT?SOUNDPLAY        SEGMENT DATA 
?PR?main?SOUNDPLAY   SEGMENT CODE 
?DT?main?SOUNDPLAY   SEGMENT DATA OVERLAYABLE 
?C_INITSEG           SEGMENT CODE 
	EXTRN	CODE (_sin)
	EXTRN	CODE (?C_STARTUP)
	EXTRN	CODE (?C?FCASTC)
	EXTRN	CODE (?C?FPMUL)
	EXTRN	CODE (?C?FPADD)
	EXTRN	CODE (?C?CASTF)
	PUBLIC	SoundData
	PUBLIC	main
	PUBLIC	T0int

	RSEG  ?DT?main?SOUNDPLAY
?main?BYTE:
          i?142:   DS   1

	RSEG  ?DT?SOUNDPLAY
      SoundData:   DS   64

	RSEG  ?C_INITSEG
	DB	0C1H, sts?040 + 000H	; bit-init

	DB	001H
	DB	i?041
	DB	000H

; #include <reg52.h>
; #include <math.h>
; 
; sbit SpeakerPin=P2^5;
; /*
; code unsigned char cSoundData[]=
; {
; 	0x80, 0x90, 0xa0, 0xb0, 0xc0, 0xd0, 0xe0, 0xf0, 0xff, 0xf0, 0xe0, 0xd0, 0xc0, 0xb0, 0xa0, 0x90,
; 	0x80, 0x70, 0x60, 0x50, 0x40, 0x30, 0x20, 0x10,	0x00, 0x10, 0x20, 0x30, 0x40, 0x50, 0x60, 0x70
; };
; */
; unsigned char SoundData[64];
; 
CSEG	AT	0000BH
	LJMP	T0int

; void T0int( void ) interrupt 1 using 1

	RSEG  ?PR?T0int?SOUNDPLAY
	USING	1
T0int:
	PUSH 	ACC
	PUSH 	PSW
	USING	1
	MOV  	PSW,#08H
			; SOURCE LINE # 14
; {
; 	static bit sts=0;
; 	static unsigned char i=0;
; 
; 	SpeakerPin = !SpeakerPin;
			; SOURCE LINE # 19
	CPL  	SpeakerPin
; 	if( sts )
			; SOURCE LINE # 20
	JNB  	sts?040,?C0001
; 	{
			; SOURCE LINE # 21
; 		TH0 = SoundData[i];
			; SOURCE LINE # 22
	MOV  	A,#LOW (SoundData)
	ADD  	A,i?041
	MOV  	R0,A
	MOV  	A,@R0
	MOV  	TH0,A
; 		if( ++i >= 64 ) i=0;
			; SOURCE LINE # 23
	INC  	i?041
	MOV  	A,i?041
	CLR  	C
	SUBB 	A,#040H
	JC   	?C0002
	MOV  	i?041,#00H
?C0002:
; 		sts = 0;
			; SOURCE LINE # 24
	CLR  	sts?040
; 	}
			; SOURCE LINE # 25
	SJMP 	?C0004
?C0001:
; 	else
; 	{
			; SOURCE LINE # 27
; 		TH0 = -SoundData[i];
			; SOURCE LINE # 28
	MOV  	A,#LOW (SoundData)
	ADD  	A,i?041
	MOV  	R0,A
	MOV  	A,@R0
	CPL  	A
	INC  	A
	MOV  	TH0,A
; 		sts = 1;
			; SOURCE LINE # 29
	SETB 	sts?040
; 	}
			; SOURCE LINE # 30
; }
			; SOURCE LINE # 31
?C0004:
	POP  	PSW
	POP  	ACC
	RETI 	
; END OF T0int

; 
; void main( void )

	RSEG  ?PR?main?SOUNDPLAY
main:
	USING	0
			; SOURCE LINE # 33
; {
			; SOURCE LINE # 34
; 	unsigned char i;
; 
; 	for( i=0; i<64; i++ )
			; SOURCE LINE # 37
	CLR  	A
	MOV  	i?142,A
?C0005:
; 	{
			; SOURCE LINE # 38
; 		SoundData[i] = sin( 2 * 3.14159 / 32 * i )*64 + 128;
			; SOURCE LINE # 39
	MOV  	R4,i?142
	CLR  	A
	LCALL	?C?FCASTC
	MOV  	R3,#0D0H
	MOV  	R2,#0FH
	MOV  	R1,#049H
	MOV  	R0,#03EH
	LCALL	?C?FPMUL
	LCALL	_sin
	CLR  	A
	MOV  	R3,A
	MOV  	R2,A
	MOV  	R1,#080H
	MOV  	R0,#042H
	LCALL	?C?FPMUL
	CLR  	A
	MOV  	R3,A
	MOV  	R2,A
	MOV  	R1,A
	MOV  	R0,#043H
	LCALL	?C?FPADD
	LCALL	?C?CASTF
	MOV  	A,#LOW (SoundData)
	ADD  	A,i?142
	MOV  	R0,A
	MOV  	@R0,AR7
; 	}
			; SOURCE LINE # 40
	INC  	i?142
	MOV  	A,i?142
	CLR  	C
	SUBB 	A,#040H
	JC   	?C0005
?C0006:
; 	
; 	TMOD = 0x22;
			; SOURCE LINE # 42
	MOV  	TMOD,#022H
; 	TR0 = 1;
			; SOURCE LINE # 43
	SETB 	TR0
; 	ET0 = 1;
			; SOURCE LINE # 44
	SETB 	ET0
; 	EA = 1;
			; SOURCE LINE # 45
	SETB 	EA
?C0008:
; 	while( 1 );	
			; SOURCE LINE # 46
	SJMP 	?C0008
; END OF main

	END