 | | Re: About HAndy board and PIC ... one more
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Oh, here is something more about my robot. I am programming the PIC to run the legs, so I can take to load off the handyboard. I will still use the handyboard since I like IC. But to have the Handyboard to run that many servos or stepper motors are (...) (24 years ago, 15-Apr-00, to lugnet.robotics.handyboard)
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| | Re: About HAndy board and PIC
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Hi, Sorry for taking me so long to reply... I was busy working on projects... Actually, I am not a good person to ask all these questions. I am also just getting started on this.... I want to first refer you to another site: (URL) This page contains (...) (24 years ago, 15-Apr-00, to lugnet.robotics.handyboard)
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| | Re: Sonar Pictures?
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Joe! Here's another pic of the sonar interface to the HB. Note that there are two ways to connect the sonar to the HB. One approach is to use the control lines to the L293 motor driver chip and the other is the SPI port. I've included both. Note (...) (24 years ago, 15-Apr-00, to lugnet.robotics.handyboard)
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| | Re: Sonar Pictures?
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(...) Try this picture: (URL) This shows the cap soldered in and pretty much hooked up. Hope this helps -Jim Munro <jimmn@xnet.com> (24 years ago, 14-Apr-00, to lugnet.robotics.handyboard)
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| | Sonar Pictures?
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Does anyone have pictures of their sonar assembly online that I could look at, just to make sure everything is where it should be? My sonar is still hovering around one reading (today it's 1300, the other day it was 700) no matter where an obstacle (...) (24 years ago, 14-Apr-00, to lugnet.robotics.handyboard)
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| | Re: DC motor question
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(...) [snip] (...) Bingo. Put .1uf caps (rated at least 4X your max voltage) from the (+) pole to the can, from the (-) pole to the can and from the (+) to the (-) pole. Keep your leads as short as possible. Put a big cap (1000uf+) on the power (...) (24 years ago, 14-Apr-00, to lugnet.robotics.handyboard)
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| | DC motor question
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Hi, I am using DC Motors for the first time (previously used stepper motors) and have been experiencing difficulties when first powering on the handyboard. When I first turn on the power, occasionally the motors start up at full speed for no (...) (24 years ago, 14-Apr-00, to lugnet.robotics.handyboard)
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| | Re: Eltec 442-3
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(...) Perhaps you could waggle it back & forth (on a servo or something) to simulate motion. -- Will +---...---+ | ^^ <^ ^> | | / òó ó°° \ | | / =Y= U \ | | Wendy, Will, Tatoosh & Tenzing | +---...---+ The difference between reality and fiction? (...) (24 years ago, 13-Apr-00, to lugnet.robotics.handyboard)
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| | Re: Eltec 442-3
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(...) Move the sensor, or the bot. If you sweep right to left you will detect the heat in front of you. -- Eric (24 years ago, 13-Apr-00, to lugnet.robotics.handyboard)
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| | Eltec 442-3
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Hi all I just recieved a new Eltec Pyroelectric sensor from acroname and have been messing around with it on my bot. In the booklet it says that the sensor is a Human Motion detector as apposed to a human presence detector. when there is a heat (...) (24 years ago, 13-Apr-00, to lugnet.robotics.handyboard)
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