Infrared Ball

Description and Operation

Changing the Batteries and Setting the Mode

RoboCup Junior Competition

Description and Operation

The HiTechnic Infrared Electronic Ball, with four operating modes, is perfect for playing robot soccer or for as an infrared beacon for your robot to find.

The ball contains 20 infrared LEDs giving full signal coverage.

The HiTechnic pulsed modes increase usable range and battery life.

The ball is 75 mm (~ 3 inches) in diameter and requires 4 AAA batteries.

The batteries will be changed by the instructor

The off-on switch is recessed to prevent accidental operation. It can be accessed without removing the cover

The mode switch has 4 settings as follows. The top cover must be removed to access these options - changes will be made by the instructor.

	Mode	Description
	A	RC-J Pulse Mode: Robocup Jr pulse modulation*
	B	RC-J-DC Mode: RoboCup Jr DC (steady light)
	C	HiTechnic 600 Hz Mode: Modulated 600 Hz square wave signal
	D	HiTechnic 1200 Hz Mode: Modulated 1200 Hz square wave signal**

* This is the default (from the factory) setting

** This is the setting that will be used

The HiTechnic IR sensor is tuned to square wave signals at 1200Hz.

Changing the Batteries and Setting the Mode

Note: Remove half with wires attached to it. Mode can be set by removing this cover.

http://shop.educatec.ch/downloads/hitechnicirballinsertv1.0.pdf

RoboCup Junior Competition

http://www.robocup.org/robocup-junior/