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ORTOP NXT Delta Workshop 2006: Navigating the Transition to NXT

This workshop aims to provide experienced coaches and mentors with immediately usable material for their teams, as well as gain Mindstorms NXT programming experience. It is recommended for those who have attended previous RCX workshops or coached a team in a 2005 tournament.

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ORTOP NXT Delta Workshop 2006: Navigating the Transition to NXT

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  1. ORTOP NXT Delta Workshop 2006 Navigating the transition to NXT “Opening doors to the worlds of science and technology for Oregon’s youth” ORTOP NXT Delta - 2006

  2. Goals • Audience: Experienced Coaches & Mentors • Provide Material That Is Immediately Usable With Your Team • Gain Mindstorms NXT Programming Experience • You should have already attended RCX workshops I, II, & III and/or coached a team in a 2005 tournament. ORTOP NXT Delta - 2006

  3. Instructor Contacts • Ken Cone • kcone@hevanet.com • 503-292-0920 • Leroy Nuckles • leroy.a.nuckles@intel.com • 503-264-2088 • Jim Ryan • james.r.ryan@intel.com • 971-225-6087 • Scott Stanko • scott.stanko@intel.com • 971-215-9677 • Roger Swanson • swanson@hevanet.com • 503-297-1824 • Cathy Swider • Cathy_swider@ous.edu • 503-725-2920 ORTOP NXT Delta - 2006

  4. Agenda • Introductions (5 min) • Slide Review (20 min) • Break into Teams • Add sensors to an NXT robot • Do NXTBasics 3 lab exercises (90 min) • Review References (10 min) ORTOP NXT Delta - 2006

  5. Agenda • Handouts for this workshop: • ORTOP NXTDelta.ppt (this slide set) • NXTBasics2006.doc 3 lab exercises • WorkshopCD2006 • version 3.1 includes NXT Delta workshop and MindstormsNXT Tutorial by Dale Yocum • INSciTE NXT Programming manual, from High Tech Kids ORTOP NXT Delta - 2006

  6. Our Mission • FLL is not just about building robots and competing in tournaments • Develop team member skills • technical • team building • research & presentation • Technical problem solving can be fun • The youngsters do the work • Introduce possibility of a technical career ORTOP NXT Delta - 2006

  7. NXT Basics LEGO Parts Identification • Technic Liftarm 2x4 L shape • Technic Liftarm 1x5, 1x7 • Technic Liftarm 3x5 L shape • Technic Liftarm 1x9 Bent • Technic Pin Joiner Dual • Axles & Pins • Have kids inventory your NXT kit & get to know the parts ORTOP NXT Delta - 2006

  8. NXT Basics • Note how NXT parts are all pinned together using Technic parts • There are no plates with bumps • Motors are strong enough for direct drive – turn a wheel on your robot to feel the gears • Motors have built in rotation sensors – programmed in degrees or rotations • Take a minute to examine the NXT parts and motors ORTOP NXT Delta - 2006

  9. NXT Basics – Parts Pinned Together ORTOP NXT Delta - 2006

  10. NXT Basics - Brick • 3 Output ports on top • USB port on top • 4 Input ports on bottom • Enter button (orange) • Back button (black) • Left & Right cursor buttons (grey) • Screen shows program icons • Push the Enter button, what happens? • Take a minute to examine the NXT brick ORTOP NXT Delta - 2006

  11. NXT Basics - Brick Back ORTOP NXT Delta - 2006

  12. NXT Basics - Brick • Firmware & programs stored in flash (like photos on a digital camera) • Default inputs: • touch = 1, light = 3, Distance = 4 • Allowed: 2 touch, 2 light, 1 Distance • Default outputs: • Left motor = C, right motor = B • Allowed: 3 motors (rotation sensors built in) • Allowed: (3 - number of motors) rotation sensors ORTOP NXT Delta - 2006

  13. NXT Basics - Brick ORTOP NXT Delta - 2006

  14. NXT Basics - Brick • The NXT Screen • Shows My Files after power on • Orange “Enter” button • “Back” button below Enter • Left & Right “Cursor” buttons • Take a minute now, press the enter key, then navigate through the files • Turn the NXT off by pressing Back several times until NXT asks “turn off” • Confirm with Enter ORTOP NXT Delta - 2006

  15. NXT Basics - Motor • Forward is Clockwise on an NXT motor • Note holes for Axles and Cams • A Move block in the program controls both motors • The robot moves straight - motors will adjust speed as the robot moves • Recommend programming tests for straight and curved movements, single and multiple Move blocks ORTOP NXT Delta - 2006

  16. NXT Basics - Sensors • Light Sensor • Reads reflection from a built-in IR emitter - (the sensor responds to visible light and into the IR spectrum) (default mode) • Or, reads light intensity from surroundings with emitter turned off • A “follow the light” program would use the emitter off feature • A Calibration procedure is available for more precise light sensing ORTOP NXT Delta - 2006

  17. NXT Basics - Sensors ORTOP NXT Delta - 2006

  18. NXT Basics - Sensors • Touch sensor • Responds to being pressed, or released, or bumped (pressed then released) • Note axle slot for extending sensor capability ORTOP NXT Delta - 2006

  19. NXT Basics – Programming • Open Mindstorms NXT, Close the Robo Center • Find “Start New Program” – type “move1” and “Go>>”. • Click the Move block (gears) – note white box • Move mouse so white box is in Start square • Click to drop the Move block in Start square • Click hour glass Wait block, slide mouse to right and click Touch sensor – move to position to right of Move block. • Use Esc key to undo a command • Use Delete key to delete a block ORTOP NXT Delta - 2006

  20. NXT Basics – Lab Exercises • Lab Sections • Learning Objectives • New Information • Discussion • Lab Exercises • ___Be sure to check off each lab step as you complete it ORTOP NXT Delta - 2006

  21. NXT Basics – Lab Exercises • Introduce yourself to other team members • Begin with Lab1 exercise • Continue with Labs 2 & 3 • 90 min to complete the labs • Ask questions, chances are someone else has the same question • Have fun! ORTOP NXT Delta - 2006

  22. NXT Basics – • LAB Conclusions • Each team briefly explain a section of what you learned • Explaining to others helps learning • What advice would you have for a team starting out with NXT? ORTOP NXT Delta - 2006

  23. NXT Basics • Next Steps • NXT Delta slides • NXTBasics labs • Mindstorms NXT tutorial (show tutorial) • INSciTE tutorial • Build and test some robots • Test tracks • Oval track with hill • Make up your own exercises – stress basics ORTOP NXT Delta - 2006

  24. Programming Resources • Tutorials, Dale Yocum • On ORTOP CD or download from http://cgsinfo.catlin.edu/msrobotics/html/downloads.html • takes time, go through in sections • NXT Tutorial is also available online: http://www.ortop.org/NXT_Tutorial/ • Requires Adobe Macromedia Shockwave Player and high speed download connection ORTOP NXT Delta - 2006

  25. Programming Resources • ROBOLAB 2.9 for NXT • ROBOLAB 2.9 is good where there are a mix of RCXs and NXTs  • Mindstorms NXT is auto-formatting (no wiring) • ORTOP will not teach ROBOLAB 2.9 at this time ORTOP NXT Delta - 2006

  26. Information • Resources • Inscite www.hightechkids.org • Look for FLL programming 101 nxt g .pdf • This file is on the NXT workshop CD ORTOP NXT Delta - 2006

  27. Review & Wrap-up • Engineering is designing to constraints • Allow your teams the experience of developing a creative solution to solve a problem ORTOP NXT Delta - 2006

  28. Review & Wrap-up • Please give us your input • Let ORTOP know how we can improve the program • Thanks for volunteering, your effort makes learning possible! • Restore sensors to default location, put robots back in boxes ORTOP NXT Delta - 2006

  29. Our Mailing Lists • Totally voluntary, and you can opt out • ortopvol • All volunteers • One way from ORTOP to our volunteers • We add you when you volunteer • ortopcm • Coaches and mentors • Communication among that group and with ORTOP • We add you when you complete a workshop ORTOP NXT Delta - 2006

  30. Contact Us • Website: www.ortop.org • Email: questions@ortop.org Scott Stanko answers the questions email • Phone: 503.725.2920 (Cathy Swider) or 503-725-2915 (Bruce Schafer) ORTOP NXT Delta - 2006

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