 | | Re: Science Interest
|
| (...) This idea sounds very interesting, but I see 2 problems... First, a GPS reciever doesn't actually contain a compass, so it cannot correctly point you to another location while you are standing still. To determine what direction its facing, a (...) (28 years ago, 7-Nov-98, to lugnet.robotics.handyboard)
| | | | | RE: Some Parts
|
| Drew, I just got through finding all of the stuff during the last 2 weeks: B.G. Micro has the 68HC11 and the 32K static (great prices, too). Newark has the Dallas Semi voltage monitor and the TI motor drivers ($20 minimum order). One other option (...) (28 years ago, 7-Nov-98, to lugnet.robotics.handyboard)
| | | | | Re: Science Interest
|
| Robbie Berg and Capt. Jack Rutledge: I'm a big fan of the Handy Board, but you might want to also consider using a 3Com PalmPilot. The current model, Palm III, has a backlit 160x160 graphics display, a 2MByte memory, and while I haven't used it, (...) (28 years ago, 7-Nov-98, to lugnet.robotics.handyboard)
| | | | | Re: Some Parts
|
| Drew, Last year I was involved in getting parts for the Missouri Area Robotics Society. We were making boards as a club project. I found most of the parts from Digi-key and Mouser Electronics. The rest came from: Wirz Electronics, JDR Micro devices, (...) (28 years ago, 7-Nov-98, to lugnet.robotics.handyboard)
| | | | | Re: To step or not to step
|
| Russell , Having that encoder will help you a lot. One of the biggest problems with using steppers is that they will stall when you get to higher speeds. What ever program you use to drive the steppers should have a part that asks "has it made the (...) (28 years ago, 7-Nov-98, to lugnet.robotics.handyboard)
|
|
