User's Manual

ST-100M Module
24
3.4 AT+CGSN – Request product serial number identification (Sec 5.4)
3.4.1 Description
Returns the IMEI number of the phone.
3.4.2 Format
Command Possible response(s)
+CGSN
<serial number> <CR><LF>
<IMEI>
+CME ERROR: <err>
+CGSN=?
3.5 AT+CSCS – Select TE character set (Sec 5.5)
3.5.1 Description
Set command informs TA which character set <chset> is used by the TE. TA is then able to convert
character strings correctly between TE and MT character sets.
3.5.2 Format
Command Possible response(s)
+CSCS=[<chset>]
+CSCS? +CSCS: <chset>
+CSCS=?
+CSCS: (list of supported
<chset>s)
3.5.3 Field
"GSM" GSM 7 bit default alphabet (3GPP TS 23.038); this setting causes easily software flow
control (XON/XOFF) problems
"HEX" character strings consist only of hexadecimal numbers from 00 to FF; e.g. "032FE6" equals
three 8-bit characters with decimal values 3, 47 and 230; no conversions to the original MT
character set shall be done.
"IRA" international reference alphabet (ITU-T T.50 [13])
"PCCP437" PC character set Code Page 437
"UCS2" 16-bit universal multiple-octet coded character set (ISO/IEC10646 [32]); 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
"8859-1" ISO 8859 Latin character set