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For many applications the alternate 'Event Vector Table' is superior to the standard 'Event Vector Table' because it has finer resolution for assigning events to threads, and as a result, code will generally executes faster. The "alternate" keyword (see below in red) is used to select this table.

#pragma ETPU_function MeasurePulse, alternate;

 

void MeasurePulse ( int24 PulseWidth ) 

{ 

    int24 RisingEdge, FallingEdge; 

    // This thread us used to respond to a Host Service Request (HSR.) 

    // This is a request from the host processor to initialize this function. 

    if ( IsHostServiceRequestEvent( 7 ) ) 

    {

        ...