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(...) There are some schemes on the Leo & Lego site for automated points using the polarity switches: (URL) Buiting Visit the LEGO Lexicon: (URL) (24 years ago, 27-Apr-00, to lugnet.trains)
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| | Re: automating switching rails
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Also see my thoughts on this: (URL) use an RCX for most situations, but I also use a polarity switch for manual applications and for the kids to operate the switch. Ed (...) (24 years ago, 27-Apr-00, to lugnet.trains)
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| | Re: automating switching rails
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"Ed McGlynn" <ejmcglynn@juno.com> wrote in message news:FtoCwJ.314@lugnet.com... (...) manual (...) Does the train trip the RCX? If so, how? Scott A (...) the (...) (24 years ago, 27-Apr-00, to lugnet.trains)
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| | Re: automating switching rails
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(...) Scott - Surely I left out a lot of detail regarding the RCX! The RCX is running the train around a circuit in a loop, with inputs from touch and light sensors to determine train passage and location. Randomized counters keep the program from (...) (24 years ago, 27-Apr-00, to lugnet.trains)
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| | Re: automating switching rails
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Ed, Please hurry with the details, I like to here more about how you are "un-coupling" the train cars with the RCX. jt Ed McGlynn wrote in message ... (...) touch (...) counters (...) just (...) back (...) switching (...) this. (...) using (...) (24 years ago, 27-Apr-00, to lugnet.trains)
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| | Re: automating switching rails
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(...) touch (...) counters (...) OK. You've got my attention now. I'm very interested. How does the train trip the touch sensor? (Please don't say it rams into it). Scott A (24 years ago, 28-Apr-00, to lugnet.trains)
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| | Re: automating switching rails
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(...) I'm using a borrowed design prototype from another post here - don't recall enough to credit them right now - but it's a motorized technic beam jutting out perpendicular to the track, intercepting the two magnets and forcing them apart. Wait - (...) (24 years ago, 28-Apr-00, to lugnet.trains)
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| | Re: automating switching rails
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(...) back (...) ;^) OK - I won't say it! Slam-o-rama, but it's not as bad as it sounds. The RCX ramps down the engine speed when it's backing down a siding, until it clicks on a car and bumps into a buffer that's got a touch sensor embedded within. (...) (24 years ago, 28-Apr-00, to lugnet.trains)
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| | Re: automating switching rails
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(...) touch (...) end (...) RCX, (...) reset (...) I've posted a listing of the RCX program I use to control a 9v train around a closed loop. It's an example of what's possible, but it's simplified. I left out the uncoupler logic and hardware for (...) (24 years ago, 1-May-00, to lugnet.trains)
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| | Re: automating switching rails
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Hi Could you show me the instruction of your motorized switch point if you don't mind? Br Zhengrong (...) (23 years ago, 5-Mar-01, to lugnet.trains)
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