Specifications
AT Command Set
TC3X_ATC_01_V04.00 Page 7 of 204 29.05.2002
0 Version History
This chapter reports modifications and improvements over previous versions of the document.
"AT Command Set" Version TC3x-ATC-01-V03.10=> TC3x5-ATC-01-04.00
Chapter Page AT command
What is new
1.5 13 Character sets Chapter revised and associated character set tables
in Chapter 7.5 updated.
1.6 14 Flow control How to use flow control.
1.4.2 12 Any command
Maximum length of command line buffer added. Note
regarding on sequential order of concatenated
commands added.
2.3 16 AT\Qn Further details added: Using RTS/CTS handshake.
Restoring AT\Q settings.
2.21 28 ATS2 Command description added.
4.2 58f AT+CALA Statement regarding the URC +CALA <text> revised:
If autobauding is active neither the URC +CALA nor
the individual <text> will appear.
4.6 and
4.6.1
64f
65
AT+CCFC New <class> parameters added.
Further examples added.
4.18
4.18.3
75
79
AT+CLCK New <class> parameters added.
Under parameter “PS” lock, the following statement
has been removed: “ME may remember numbers of
previously used cards.”
Further examples for call barring added.
4.24.1 87 AT+CMUX Fax specific AT commands are not usable.
AT\Q3 (hardware flow control) is recommended.
Minimum bit rate set with AT+IPR: 4.8 kbps
4.31.1 99 AT+CPIN Timing algorithm of incorrect password corrected
4.42 114 AT+CSQ Note added: Realistic BER values can be obtained
only if there is a call in progress.
4.5 63 AT+CBST Command syntax corrected: Parameter <speed> is
mandatory.
4.21 83 AT+CLVL Further notes regarding the usage of AT+CLVL and
AT^SNFV added.
4.23 85 AT+CMUT Further notes regarding the usage of AT+MUT and
AT^SNFM added.
4.39 111 AT+CRSM Chapter revised.
5.4
5.2
122
121
AT+CMGL
AT+CMGR
Note regarding AT^SSCONF added.
5.10 134 AT+CNMI Note regarding AT^SSCONF added.
Note regarding the handling of Class 0 short
messages added.
5.7 130 AT+CMGW Parameter <length> corrected (only required for PDU,
not for text mode).
Result code after failure of storing a message to the
SIM card (ME returns OK).
Statement about sending e-mails via SMS corrected:
If not recognized by provider, @ may be replaced with
“*”.