Standard Horizon GM29 manual ATX Call Progress Monitoring Control, At+Chup, Hang up Call

2. CALL CONTROL

2.8 ATX	Call Progress Monitoring Control
		Description	Command	Possible Responses
		Set call progress	ATX=[<n>] or ATX[<n>]	•	OK
		monitoring control		•	ERROR
		Read the current	ATX?	X: <n>
		setting
		Show if the command ATX=?		X: (list of supported
		is supported?		<n>s)
		Defines if the dial-tone detection and busy-tone detection are to be used
		during a call set-up.
		<n>	Description
		0	Body and dial tone detection off. No line speed reported
			on connection
	1		Body and dial tone detection off. Report line speed on
			connection
		2	Busy detection on and dial tone detection off. Report line
			speed on connection
	3		Busy detect off and dial tone on. Report line speed on
			connection
		4	Busy detect and dial tone detection on. Report line
			speed on connection. Default value

Note! If there is no network available the <n> parameter will decide if “NO DIALTONE” or “NO CARRIER” will be returned. If the call recipient is busy, the <n> parameter will decide if “BUSY” or “NO CARRIER” will be returned.

2.9 AT+CHUP	Hang up Call
	Description	Command	Possible Responses
	Request hang-up	AT+CHUP	• OK
			• ERROR
	Show if the commands	AT+CHUP=?	• OK
	is supported		• ERROR

Causes the TA to hang-up the current call of the ME.

If no call is present, but an incoming call is notified, then the incoming call shall be rejected.

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LZT 123 7361 R1A