Intel 536EX manual AT Command Summary Tables, Intel Confidential, Data Mode Command Summary

AT Command Summary Tables

AT Command Summary Tables 2

This section contains summary tables of all AT commands, S-registers, and between AT commands and S-registers. These commands are fully described in the relevant sections of the 536EX Developer’s Manual.

Table 5. Data Mode Command Summary

Note	Command	Function	Default	Range	Reported
					by &Vn
**	A/	Repeat last command	none	–	no
	A	Answer	none	–	no
	Cn	Carrier control option	1	0, 1	no
	C0	Transmit carrier always off
	C1	Normal transmit carrier
	D	Dial command	none	–	no
*	En	Command mode echo	1	0, 1	yes
	E0	Disables echo
	E1	Enables echo
	Hn	Switch hook control	0	0, 1	no
	H0	Hangs up the telephone line
	H1	Picks up the telephone line
	In	Identification/checksum option	0	0–7, 10–11,	no
				14, 20–23
	I0	ROM Checksum
	I1	Modem Name
	I2	Manufacturer
	I3	Chipset
	I4	Firmware Version
	I5	Modem Chip Hardware Configuration
	I6	DSP Patch Level
	I12	Country Code
	I7–I11, I13,
	I14, I20–	Reserved
	I25
*	Ln	Speaker volume control	2	0–3	yes
	L0	Low speaker volume
	L1	Low speaker volume
	L2	Medium speaker volume

* Value saved in NVRAM.

** Command not preceded by an ‘AT.’

14 536EX Chipset Developer’s Manual

Intel Confidential