In the Two Ultrasonic Sensors Unit Test , what is the purpose of the function pfOnTrigger()?

Question

In the  Two Ultrasonic Sensors Unit Test , what is the purpose of the function pfOnTrigger()?

Answer

d.  None of the options

Answer

b.  It will switch the echo pin of the sensor on and off based on the sensor's timer

Answer

e.  It is called directly in the main while loop to switch the echo pin of the sensor on

Answer

a.  It is called directly in the main while loop to switch the trigger pin of the sensor on

Answer

c.  It will switch the trigger pin of the sensor on and off based on the sensor's timer

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