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GSM Data Modem AT Command Guide - Scotec - GiSMo Modem

GSM Data Modem AT Command Guide - Scotec - GiSMo Modem

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5.3 Answer a call A5.3.1 Description :When the product receives a call, it sets the RingInd signal and sends the ASCII “RING” or“+CRING: ” string to the application (+CRING if the cellular result code +CRC is enabled).Then it waits for the application to accept the call with the <strong>AT</strong>A command.5.3.2 Syntax :<strong>Command</strong> syntax :<strong>Command</strong><strong>AT</strong>A<strong>AT</strong>ANote : Answer to this incoming call<strong>AT</strong>HNote : Disconnect callPossible responsesRINGNote : Incoming callOKNote : Call acceptedOKNote : Call disconnected5.4 Remote disconnectionThis message is used by the product to inform the application that an active call has been releasedby the remote user.The product sends “NO CARRIER” to the application and sets the DCD signal.In addition, for AOC, the product can release the call if credit has expired (release cause 68 with+CEER command).5.5 Extended error report +CEER5.5.1 Description :This command gives the cause of call release when the last call set up (originating or answering)failed.5-26

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