HE863 family AT commands reference guide
80377ST10083a Rev.6 – 2012-11-12
Reproduction forbidden without written authorization from Telit Communications S.p.A.- All Rights Reserved. Page 48 of 229
3.5.3.2. Call Control
3.5.3.2.1. Hang Up Call - +CHUP
+CHUP - Hang Up Call
AT+CHUP
This execution command causes TA to hang up the current call of the ME.
Note: all active call will be released but neither waiting or held calls.
AT+CHUP=?
Test command returns the OK result code
Reference GSM 07.07
3.5.3.2.2. Select type of address - +CSTA
+CSTA - Select type of address
AT+CSTA=[<type>]
Set command selects the type of number for further dialling commands (D)
according to GSM/UMTS specifications.
Parameter:
<type>: type of address octet in integer format (refer TS 24.008 [8] subclause
10.5.4.7); default 145 when dialling string includes international access code
character "+", otherwise 129
AT+CSTA?
Read command returns selected <type>
AT+CSTA =?
Test command returns supported <type>s
Reference 3GPP TS 27.007
3.5.3.2.3. Select Bearer Service Type - +CBST
+CBST - Select Bearer Service Type
AT+CBST=
[<speed>
[,<name>
[,<ce>]]]
Set command sets the bearer service <name> with data rate <speed>, and the
connection element <ce> to be used when data calls are originated. This setting is
also used during mobile terminated data call setup.
Parameters:
<speed> : data rate
0 - autobauding (automatic selection of the speed; this setting is possible in case of
3.1 kHz modem and nontransparent
service)
4 - 2400 bps (V.22bis)
5 - 2400 bps (V.26ter)
6 - 4800 bps (V.32)
7 - 9600 bps (V.32)
12 - 9600 bps (V.34)
14 - 14400 bps (V.34)
15 - 19200 bps (V.34)
16 - 28800 bps (V.34)
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