5-2.asm

实现语音信号采集、压缩、编码、解码以及播放过程。

   .sect	"vectors"
   .mmregs       
   .ref 	main
   .ref 	ad50_data 
rs:
   BD   	main
   STM  	4000h,sp
nmi:	
        	RETE
		NOP
		NOP
		NOP
				; 软件中断
sint17          .space 64
sint18          .space 64
sint19          .space 64
sint20          .space 64
sint21          .space 64
sint22          .space 64
sint23          .space 64
sint24          .space 64
sint25          .space 64
sint26          .space 64
sint27          .space 64
sint28          .space 64
sint29          .space 64
sint30          .space 64

int0:		BD   int0
		NOP
		NOP 
int1:		BD   int1
		NOP
		NOP
int2:		BD   int2
		NOP
		NOP
tint0:		BD   tint0
		NOP
		NOP
rint0:		BD   ad50_data 
		NOP
		NOP
xint0:bd	XINT0
		NOP
		NOP
dmac0:	BD   dmac0
		NOP
		NOP
dmac1:	BD   dmac1
		NOP
		NOP
int3:		BD   int3
		NOP
		NOP
hpint:	BD   hpint
		NOP
		NOP
dmac2:	BD   dmac2
		NOP
		NOP
bxint1:	BD   bxint1
		NOP
		NOP
dmac4:	BD   dmac4
		NOP
		NOP
dmac5:	BD   dmac5
		NOP
		NOP
rsvd1:  	BD   rsvd1
        	NOP
        	NOP
rsvd2:  	BD   rsvd2
        	NOP
        	NOP
rsvd3:  	BD   rsvd3
        	NOP
        	NOP