Intel 536EX manual Intel Confidential, AT Command Summary Tables, IS-101Voice Command Summary

AT Command Summary Tables

Table 9. IS-101 Voice Command Summary

Command	Function	Default	Range	Reported by &Vn
+FCLASS=8	Voice mode selection	0	0, 1, 8	no
+FLO=m	Flow Control Select	1	0–2	no
+VBT=m	Buffer threshold setting	192, 320	192, 320	no
+VCID=m	Caller ID selection	0*	0–2	no
+VDR=m	Distinctive Ring selection	0,0	0–255,	no
			0–255
		‘C’
+VEM=m	Event reporting and masking	BB860980	–	no
		BFE63883
		BB863EE0
+VGM=m	Speakerphone microphone gain	128	121–131	no
+VGR=m	Receive gain selection	128	121–131	no
+VGS=m	Speakerphone speaker gain	128	121–131	no
+VGT=m	Volume selection	128	121–131	no
+VIP	Initialize parameter	–	–	no
+VIT=m	DTE/DCE inactivity timer	0	0–255	no
+VLS=m	Hardware type control	0	0–15	no
+VNH=m	Automatic hang-up control	0	0–2	no
+VRA=m	Ringback-goes-away timer	50	0–50	no
+VRN=m	Ringback-never-appeared timer	10	0–255	no
+VRX	Record mode	none	–	no
+VSD=m	Silence detection (quiet and silence)	128, 50	See note	no
+VSM=m	Compression method selection	140, 8000, 0, 0	See note	no
+VSP=m	Speakerphone on/off control	0	0, 1	no
#VSPS=m	Speakerphone type selection	1	0, 1	no
+VTD=m	Beep tone duration timer	100	5–255	no
+VTS=m	DTMF and tone generation	none	See note	no
+VTX	Play mode	none	–	no

*The noted parameters, commands, and responses depend on the capability to receive.

Note: See the complete command description in the 536EX Developer’s Manual for range information.

Table 10. Voice DTE→DCE Character Pairs

Response	Hex Code	Function
<NUL>	00	Do nothing
<DLE>	10	Two contiguous <DLE><DLE> codes indicate a single <DLE> in the data stream
<SUB>	1A	<DLE><DLE> in data stream
<ETX>	03	End transmit data state
/	2F	Start of DTMF tone shielding

22 536EX Chipset Developer’s Manual

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