User manual

AT Command Set
MC35_ATC_01_V05.00 Page 9 of 256 15.07.2002
0 Version History
This chapter reports modifications and improvements over previous versions of the document.
"AT Command Set" Version MC35-ATC_01_V04.00 => MC35-ATC_01_V05.00
Chapter Page AT command What is new
1.5 17 Character sets Chapter revised and associated character set tables
in Chapter 9.5 updated.
1.6 18
Flow control How to use flow control.
2.3 20 AT\Q<n> Further details added: Using RTS/CTS handshake.
Restoring AT\Q settings.
2.12 29 ATH Notes on Multiplex mode and GPRS operation cor-
rected
2.35 39 AT&F Added further commands to list of factory settings
2.45 47 AT+IPR Added note on minimum bit rate.
4.6 70 AT+CCFC Added note on applicability of <class> according to
GSM02.04.
4.9 75 AT+CCWA AT+CHLD can be used to put an active call on hold an
accept a waiting voice call. Not for data or fax calls.
Added notes on applicability of different <class>es.
4.11 78 AT+CFUN Chapter revised.
4.16 83 AT+CHLD Removed note on GPRS.
Added notes: AT+CHLD for voice calls only. Further
information on Call Waiting.
4.19 85 AT+CIND Revised Chapter.
4.21
8.13
88
199
AT+CLCK
AT^SLCK
Corrected description of “FD” lock: PIN2 is requested
as password (it is not sufficient to have done PIN2 au-
thentication before).
Added notes on applicability of different <class>es
and <fac>s.
4.21.2 91 AT+CLCK Modified examples.
4.24 96 AT+CLVL Added information on related AT commands
AT^SNF0, AT^SNFV, AT^SNFS
4.26 98 AT+CMER Revised Chapter.
4.27 100 AT+CMUT Added information on related AT commands
AT^SNF0, AT^SNFM, AT^SNFS
4.28.1 102f AT+CMUX AT\Q3 (hardware flow control) is recommended.
Notes regarding execution of ATH on different chan-
nels corrected.
4.36 116 AT+CPIN2 Added more details on validity of CPIN2 authentica-
tion.
4.44 128 AT+CSCS Further details added: Using RTS/CTS handshake.
Restoring AT\Q settings.
4.49
4.50
133
133
AT+VTD
AT+VTS
Revised chapters.
5.4
5.5
137
140
AT+CMGL
AT+CMGR
Removed all information on CB messages.
Added note regarding AT^SSCONF.
5.7 145 AT+CMGW Parameter <length> corrected (only required for PDU,
not for text mode).
Result code after failure of storin
g
a messa
g
e to the