User guide

Developers guidelines | AT commands
89 June 2010
Ensemble S1: GSM DTE-DCE interface
Commands
AT+CSCS Select TE character set (ver. 3)
Ensemble S2: Call control
Commands
AT+CHUP Hang up call
Description: Informs TA which character set <chset> is used by the TE. TA is then able
to convert character strings correctly between TE and ME character sets.
When TA – TE interface is set to 8-bit operation and the used TE alphabet
is 7-bit, the highest bit is set to zero.
Note: The manufacturer specifies how the internal alphabet of ME is con-
verted to and from the TE alphabet.
Set command: AT+CSCS=<chset>
Read command: AT+CSCS? Displays the current <chset> setting.
Read command
response: +CSCS: <chset>
Test command: AT+CSCS=? Shows if the command is supported.
Test command
response: +CSCS: (list of supported <chset>s)
Parameter:
<chset>:
<chset> Description
“GSM” GSM default alphabet (GSM 03.38 subclause
6.2.1). This setting often causes software flow
control (XON/XOFF) problems. Default value
“IRA” International reference alphabet (ITU-T T.50)
Note: Recommended Default value by GSM 07.07
“8859-n” ISO 8859 Latin n (1-6) character set. Only number 1
“UTF-8” Universal Text Format, 8 bits
Description: Requests hang up.