At Commands For Network; At+Creg Network Registration - SimCom SIM5350 Command Set

SIM5350 AT Command Set
SIM PIN References
YES 3GPP TS 27.007
Syntax
Test Command
AT+CHLD=?
Write Command
AT+CHLD=<n>
Defined values
<n>
(sets/shows the result code presentation status to the TE):
0 Releases all held calls, or sets User-Determined User Busy for a waiting call
1 Releases all active calls and accepts the other (waiting or held) call
1x Releases the specific active call X
2 Places all active calls on hold and accepts the other (held or waiting) call'
2x Places all active calls, except call X, on hold
3 Adds a held call to the conversation
4 Connects two calls and disconnects the subscriber from both calls
5 Activate the Completion of Calls to Busy Subscriber Request. (CCBS)
Examples
AT+CHLD=?
+CHLD: (0,1,1x,2,2x,3,4,5)
OK
5

AT Commands for Network

5.1

AT+CREG Network registration

Description
SIM5350_ATC_V1.02
Responses
+CHLD: (list of supported <n>s)
OK
Responses
OK
ERROR
+CME ERROR: <err>
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6/9/2014