Set command

The set command closes a communication session with the active Universal Integrated Circuit Card (UICC). The UICC closes the logical channel when it receives the command.

Syntax:

+CCHC=<sessionid>

The set command parameter and its defined values are the following:

<sessionid>
Integer.
Session ID used to target a specific application on a smart card, such as Universal Subscriber Identity Module (USIM), using the opened logical channel.

The following command example closes a previously opened logical channel:

AT+CCHC=2
OK