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With this package the Trekker can fetch a ball and know when it has caught it.� It also has an IR sensor and Ultrasonic sensor for following walls and detecting obstacles. This package consists of 2 brackets that mount to the the front bumper.� The brackets hold a IR photoreflector, , which is also included.� The plow of the bumper switch is inverted for this feature as shown in the above figure.� The sensor is used to detect if a ball is caught in the catcher.� This kit is used in conjunction with a sweeping ultrasonic sensor and an Sharp GPD12 IR sensor mounted to the front bumper.� These sensors are used to locate and track the ball and the ball catching sensor is used to confirm the ball has been caught.

Example code and the ball catcher assembly instructions are included on our Trekker download page.�
 

� (1) Trekker Chassis

� (1) OOPic II Controller

� (1) Assembled OOPic II Expansion Card

� (1) Trekker IR Scanner Kit

� (1) Trekker Bumper Switch Kit

� (1) Top Single Sweeping Scanner Bracket

� (1) Sweeping Ultrasonic Scanner Kit

� (1) Trekker Soccer Ball Catching Sensor and Brackets

Note: This kit comes standard with an OOPic-II, which requires a custom program cable to program it.� If you do not have a program cable, then you should select the OOPic II Starter Package or OOPic II+ Starter Package option.

OOPic - II
OOPic - II Plus - Add $5.00

OOPic II Starter Package - Add $10.00
OOPic II Plus Starter Package - Add $15.00

Solder everything - Add $24.00

Compete Assembly - Add $109.00

Assemble the Expansion Board yourself - Subtract $10.00