FB_Play

Playback function block

Syntax

Definition:

FUNCTION_BLOCK FB_Play
VAR_INPUT
    bPlay                : BOOL;
    sPath                : STRING;
    nConfigurationId     : UINT;
END_VAR
VAR_OUTPUT
    bBusy                : BOOL;
    bError               : BOOL;
    nErrorId             : ETcsSpeechCommandExitCode;
    nLastCommandExitCode : UINT;
    nPlaybackPosition    : ULINT;
    nPlaybackTotal       : ULINT;
END_VAR

Inputs

Name	Type	Description
bPlay	BOOL	Rising edge starts the playback.
sPath	STRING	File path to the audio file. 16 kHz sample rate, 16 bit sample size, 1 channel.
nConfigurationId	UINT	ConfigurationID to be used for audio output.

Outputs

Name	Type	Description
bBusy	BOOL	Function block is busy.
bError	BOOL	Function block is in error state.
nErrorId	ETcsSpeechCommandExitCode	ErrorId, which indicates the exact reason for the error.
nLastCommandExitCode	UINT	Return value of the last call.
nPlaybackPosition	ULINT	Current position of the speech output.
nPlaybackTotal	ULINT	Total length of the speech output.

Methods

Name	Description
SetAmsNetAddr	Method to specify a different AmsNetAdr for the TcSpeech service. Only needs to be called up once.

Required License

TC3 Speech

Further Information

SetAmsNetAddr