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IntroductionNew Topics
Case StructuresNew Functions
Less? Comparison FunctionUltrasonic Sensor
Case StructuresCan be placed the same
way as a while loopSelector Label contains
the list of all casesDefault is true and false
Case Selector changes what case we are inCase selector must be
connectedCan write different code
in each case
Ultrasonic SensorAllows you to use the
ultrasonic sensor on the robot
Outputs the distance between the robot and an objectValue between 0 – 255
Must specify which port the sensor is connected on the NXT Brick
Less?Compares numeric
functionChecks to see if the top
value is less then the bottom value
Outputs a Boolean valueTrue if it is lessFalse if it is greater (or
equal to)
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