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 | | Any web resources for Devantech SRF04 UltraSonic Ranger?
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| Can anyone provide some information and applications of the Devantech SRF04 UltraSonic Ranger for me? I am interested to use this sensor on my robot since it has a minimum 3cm ranging distance. (URL) (23 years ago, 12-Jul-01, to lugnet.robotics.handyboard)
| | | | | Handy Board For Sale!
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| I am selling my Gleason Research HB, it was only used for my design project. Total time of use would be about three months weeks. Comes with all the cables, charger/interface box, charger power supply, and Fully licensed Interactive C. I am the only (...) (23 years ago, 12-Jul-01, to lugnet.robotics.handyboard)
| | | | | Re: Power and Reset
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| Nichola's suggestion is a simple and raw method to supply enough current for the motors, but it seems difficult to imply if your handyboard has an expansion board attached... The height between the two boards is not enough to fit 2 ICs, and this (...) (23 years ago, 11-Jul-01, to lugnet.robotics.handyboard)
| | | | | Re: Power and Reset
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| I think your trouble come from the H-bridge chip (L293D), it doesn't support more than 600mA of current draw, and reset or crash the board then this value isn't respected. To solve this trouble, I used instead the L298N, it support up to 1A. In (...) (23 years ago, 9-Jul-01, to lugnet.robotics.handyboard)
| | | | | Power and Reset
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| Hi All, I Just created a (my first) mobile bot with two motors using differential drive. At random moments, during motor activity, one of the motors (or both) seems to go wild and soon after that the BATT led blinks and then the board is reset. I (...) (23 years ago, 8-Jul-01, to lugnet.robotics.handyboard)
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