Voice: Functions for delivering Voice

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The voice functions enables speech to be delivered using the built in GSM module in the RTCU. Not all RTCU devices offers this capability, so please consult the data-sheet / technical manual for details.

The voice functions are typically used in conjunction with the GSM functions and the DTMF functions to implement interactive voice-response systems.

	•voiceTalk	Say a voice message.
	•voiceStop	Stop all voice messages in queue.
	•voiceBusy	Query for if voice messages is currently playing.
	•voiceSetChannel	Selects the channel to use for voice output.
	•voicePresent	Query for voice messages present.
	•voiceBackup	Make a backup of voice messages.
	•voiceRestore	Restore voice messages from a backup.

See voiceTalk for a list of the supported audio formats.