MATLAB EMBEDDED IDE LINK 4 - FOR USE WITH TEXAS INSTRUMENTS CODE COMPOSER STUDIO Dokumentacja Pobierz pdf (Strona 75)

Reviewing the Source Code

Debugging Program Behavior

5-5

/* ======== processing ======== *

* FUNCTION: Called from processing_SWI to apply signal

* processing transform to input signal.

* PARAMETERS: Address of input and output buffers.

* RETURN VALUE: TRUE. */

Int processing(Int *input, Int *output)

{

Int size = BUFSIZE;

while(size--){

*output++ = *input++ * gain;

}

/* additional processing load */

load(processingLoad);

return(TRUE);

}

/* ======== dataIO ======== *

* FUNCTION: Called from timer ISR to fake a periodic

* hardware interrupt that reads in the input

* signal and outputs the processed signal.

* PARAMETERS: none

* RETURN VALUE: none */

Void dataIO()

{

/* do data I/O */

/* post processing_SWI software interrupt */

SWI_dec(&processing_SWI);

}

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MATLAB EMBEDDED IDE LINK 4 - FOR USE WITH TEXAS INSTRUMENTS CODE COMPOSER STUDIO Dokumentacja Strona 75