ajust.asm

文件为美军4800bps语音压缩编码标准在TI的DSP芯片TMS320C5X上的实时实现源代码。

;------------AR4: 0(<0X7FFF) 1-16-------
AJUST
	LDP #ACCBUF
	SACL ACCBUF
	SACH ACCBUF+1
        ABS
	SUB #7FFFH
	BCND AJUST_2,NC
	LAR AR4,#16
	LACC ACCBUF+1,16
	OR ACCBUF
	;---------if ACC>0x7fff------
	MAR *,AR4
AJUST_1
	NORM *-
	BCND AJUST_1,NTC
	SACH ACCBUF
	LACC ACCBUF
	RET
AJUST_2
	LACC ACCBUF
	LAR AR4,#0
	RET