Product Serial Number +Cgsn; Select Te Character Set +Cscs; Phonebook Character Set +Wpcs - Multitech MMCModem GPRS (MTMMC-G) Reference Manual

Product Serial Number +CGSN

Description:
Allows the user application to get the IMEI (Interrnational Mobile Equipment Identity, 15-digit number) of
the product.
Values:
No parameters
Syntax:
AT+CGSN
Command
AT+CGSN
Note: Get the IMEI
AT+CGSN
Note: Get the IMEI

Select TE Character Set +CSCS

Description:
Informs the modem which character set is used by the DTE. The modem can convert each character of
entered or displayed strings. This is used to send, read or write short messages. See also +WPCS for
the phonebooks' character sets.
Values: <Character Set>
Default:
GSM alphabet
Syntax:
AT+CSCS=<Character Set>
Command
AT+CSCS="GSM"
Note: GSM default alphabet
AT+CSCS="PCCP437"
Note: PC character set code
AT+CSCS=?
Note: Get possible values

Phonebook Character Set +WPCS

Description:
Informs the modem which character set is used by the DTE for the phonebooks. The modem can
convert each character of entered or displayed strings. This is used to read or write phonebook entries.
See also +CSCS for the short messages character sets.
Values: <Character Set>
TRANSPARENT
CUSTOM
HEX
Syntax:
AT+WPCS=<Character Set>
Command
AT+WPCS="TRANSPARENT"
Note: Transparent mode
AT+WPCS="CUSTOM"
Note: Custom character set
AT+WPCS=?
Note: Get possible values
Multi-Tech Systems, Inc. Wireless GSM/GPRS AT Commands (Document Number S000293I)
Possible responses
012345678901234
OK
Note: IMEI read from EEPROM
+CME ERROR: 22
Note: IMEI not found in EEPROM
GSM
GSM default alphabet.
PCCP437
PC character set code page 437.
CUSTOM
User defined character set (cf. +WCCS command).
HEX
Hexadecimal mode. No character set used; the user can read or write hexadecimal
values.
Transparent mode. The strings are displayed and entered as they are stored in
SIM or in ME.
User defined character set (cf. +WCCS command).
Hexadecimal mode. No character set used; the user can read or write
hexadecimal values.
Possible responses
OK
Note: Command valid
OK
Note: Command valid
+CSCS: ("GSM","PCCP437","CUSTOM","HEX")
OK
Note: Possible values
Possible responses
OK
Note: Command valid
OK
Note: Command valid
+WPCS: ("TRANSPARENT","HEX","CUSTOM")
OK
Note: Possible values
Chapter 4 – General AT Commands
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