Specifications

Smart Machine Smart Decision
SIM900_AT Commands Manual_V1.07 57 2012.12.10
<chset> "GSM" GSM 7 bit default alphabet (3GPP TS 23.038);
"UCS2" 16-bit universal multiple-octet coded character set
(ISO/IEC10646); UCS2 character strings are
converted to hexadecimal numbers from 0000 to
FFFF; e.g. "004100620063" equals three 16-bit
characters with decimal values 65, 98 and 99
"IRA" International reference alphabet (ITU-T T.50)
"HEX" Character strings consist only of hexadecimal
numbers from 00 to FF;
"PCCP" PC character set Code
"PCDN" PC Danish/Norwegian character set
"8859-1" ISO 8859 Latin 1 character set
Response
+CSCS: <chset>
OK
Read Command
AT+CSCS?
Parameter
See Test Command
Response
Sets which character set <chset> are used by the TE. The TA can then
convert character strings correctly between the TE and ME character sets.
OK
If error is related to ME functionality:
+CME ERROR: <err>
Write Command
AT+CSCS=<chse
t>
Parameter
See Test Command
Reference
GSM 07.07 [13]
Note
3.2.13 AT+CSTA Select Type of Address
AT+CSTA Select Type of Address
Response
+CSTA: (list of supported <type>s)
OK
Test Command
AT+CSTA=?
Parameter
See Write Command
Read Command
AT+CSTA?
Response
+CSTA: <type>