karel detailed specifications
TRANSCRIPT
KARELDetailed Specifications
Mihai AGAPE, TeacherMaria-Genoveva AGAPE, TeacherPalatul Copiilor Drobeta Turnu Severin
KAREL, Comenius Project MeetingBeypazari, 10 – 16.11.2013
This project has been funded with support from the European Commission.
This communication reflects the views only of the authors, and the Commission cannot be held responsible for any use which may be made of the information contained therein.
The Purpose of the PresentationPropose detailed specification
for KAREL robotics platformHardwareSoftwareCurriculum
Mechanical Specification Able to climb a surface with a 30 % slope Maximum speed more than 0.5 m/s The footprint smaller than 15 x 15 cm Height less than 10 cm Weight less than 250 g Payload 250 g 2 wheels 1 or 2 ball caster 2 DC brushed gearmotors which drive
independently both wheels.
Optional
1 slot for a felt pen in the center of the robot base
2 incremental encoders. 1 robot gripper
Electrical Specification
Battery autonomy > 2 hours (move 15 %) Operating voltage 6 – 9 V Reverse voltage protection circuit Regulated supply voltage 5 V Voltage shifter for components with suplply
voltage not equal with 5V MOSFET IC drivers (current at least 1.2 A) Microcontroller >16 kB flash, fcpu>8 MHz Controller PC communication via USB
Electrical Specification
2 bumper sensors 4 user programmable pushbuttons / switches 8 infrared optical sensors
ambient light obstacle detection line detection
4 LED’s 1 servomotor
Optional
1 potentiometer 1 microphone 1 speaker 2 encoders 1 ultrasonic sensor 1 color sensor Arduino compatible Controller PC communication via Bluetooth TV remote receiver
Other Requirements
Software Specification Open Source software
Financial Constraint Price of rae material less than 99 EUR
Environment Indoor use Low noise (no audible from 10 m)
Challenges Follows the light Follows the wall Follows a moving object in front of the robot Avoids obstacles Follow the line Fight in sumo contest Escape from a line maze Escape from a maze with walls Draw with a marker attached to the robot Breaks ballons of one color
Lesson Plans
Pupils aged from 12 to 19 years old At least 21 lesson plans At least 2 lesson plans for each field
Physics Biology Programming Mechanics Electronics Robotics
Bibliography
Agape, Mihai; Papadopoulos, Anestis; Çankal, Esra; Tokarz, Piotr. Application Form of Karel – Autonomous Robot for Enhancing Learning, February 2013.
Closing and Questions
There are many choices for controller, drivers, and power supply
We proposed some choices We have to decide together in order to satisfy
the requirements from Application Form