/***************************************************************************

IR.c

****************************************************************************/

#include "IR.h"

/*-------------------------- Module Constants -----------------------------*/

/*------------------------- Module Definitions ----------------------------*/

/*-------------------------- Module Variables -----------------------------*/

/*-------------------------- Module Functions -----------------------------*/

/*---------------------------- Module Code --------------------------------*/

IR_STATUS_t checkIRStatus(void) {

char IRSignal;

IRSignal = (PTM & BIT1HI); //read input IR signal (low = beam is broken)

if (IRSignal)

return IR_ACTIVE_STATUS;

else

return IR_BROKEN_STATUS;

}