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MC55 AT Command Set
12. Short Message Service (SMS) Commands
12.
Short Message Service (SMS) Commands
The AT Commands described in this chapter allow an external application to use the Short Message Service with
the MC55.
12.1
SMS parameters
Parameter Description
(num)
<ackpdu>
Format is same for
<pdu>
bounded by double quote characters like a normal string type rarameter
(str)(+CSCS)
<alpha>
String type alphanumeric representation of
mentation of this feature is manufacturer specific
(num)
<cdata>
Command Data
GSM 03.40 TP-Command-Data in text mode responses; ME/TA converts each 8-bit octet into two IRA character
long hexadecimal numbers (e.g. octet with integer value 42 is presented to TE as two characters 2A (IRA 50
and 65))
(num)
<ct>
Command Type
GSM 03.40 TP-Command-Type in integer format
[0]...255
(num)(+CSCS)
<da>
Destination Address
GSM 03.40 TP- Destination-Address Address-Value field in string format; BCD numbers (or GSM default alpha-
bet characters) are converted into characters; type of address given by
(num)(+CSCS)
<data>
User Data
In case of SMS: GSM 03.40 TP-User-Data in text mode responses; format:
• If
indicates that GSM 03.38 default alphabet is used and
<dcs>
Data-Header-Indication is not set: ME/TA converts GSM alphabet into current TE character set according to
rules covered in Annex A.
• If
indicates that 8-bit or UCS2 data coding scheme is used, or
<dcs>
User-Data-Header-Indication is set: ME/TA converts each 8-bit octet into hexadecimal numbers con-taining
two IRA characters (e.g. octet with integer value 42 is presented to TE as two characters 2A (IRA 50 and 65).
In case of CBS: GSM 03.41 CBM Content of Message in text mode responses; format:
• If
indicates that GSM 03.38 default alphabet is used: ME/TA converts GSM alphabet into current TE
<dcs>
character set according to rules covered in Annex A.
MC55_ATC_V01.05
Confidential / Released
in case of SMS, but without GSM 24.11 SC address field and parameter shall be
or
<da>
<oa>
Page 312 of 469
corresponding to the entry found in phonebook; imple-
<toda>
indicates that GSM 03.40 TP-User-
<fo>
indicates that GSM 03.40 TP-
<fo>
s
m
obile
2/10/04
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