 | | IR question
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Hi Max Davies and everyone, In your documentation (irinfo.txt), you said that we need to disable the IR input interrupt routine before transmitting another signal, what is the reason behind that ? As the IR input and output are both interrupt driven (...) (26 years ago, 22-Feb-99, to lugnet.robotics.handyboard)
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| | L.E.D. question.
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What are the L.E.D. voltage ratings for the L.E.D's on the interface board I purchased one(at Radio shack) with a rating of five volts. Which should be O.K right? any help would be appreciated. I have to improvise to get such components cheap. Thanx (...) (26 years ago, 22-Feb-99, to lugnet.robotics.handyboard)
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| | Re: Shaft encoder sensors...
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Kathy, Digi-Key has three kinds. The first two look like the "Mobile Robots" type: QRB1114QT-ND $1.58 QRB1134QT-ND $2.83 The third one looks like a much more compact arrangement: QRD1114QT-ND $1.50 These are on Page 552 of the January-March catalog. (...) (26 years ago, 22-Feb-99, to lugnet.robotics.handyboard)
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| | Re: Shaft encoder sensors...
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(...) The Hamamatsu P3062-01 IR photoreflector mentioned in MR was discontinued and replaced by the P5587. This chip has the identical pinout and dimensions as the original. I ordered several from Hamamatsu last year but they are pricey (~$7/ea) in (...) (26 years ago, 22-Feb-99, to lugnet.robotics.handyboard)
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| | photoreflective sensors
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Kathy($B!)(B) wants photoreflective sensors for shaft encoder. How about the products of Toshiba? See (URL) ***...*** takatsu@isenshu-u.ac.jp School of Science and Technology, Ishinomaki Senshu University 986-8580 Ishinomaki, Miyagi, JAPAN (26 years ago, 22-Feb-99, to lugnet.robotics.handyboard)
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