 | | Re: Lego Mindstorms Controlled Train Crossing (Duel Track) —Steve Baker
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| | | (...) I'm a programmer - and I have an evil mind... The train driver spots a JarJar Binks minifig standing at the crossing and with murderous intent he trundles swiftly past X1, X2 and X3 - and then stops...just far enough along to block X4 - but (...) (23 years ago, 15-Jun-01, to lugnet.robotics)
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| | | | | Re: Lego Mindstorms Controlled Train Crossing (Duel Track) —Dean Husby
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| | | | (...) That's what mine does. If any sensor is broken it starts a timer. If no sensors are broken after the timer expires they go up. This worked very well except for very short trains. Hence the plans for a third sensor right near the track to take (...) (23 years ago, 15-Jun-01, to lugnet.robotics)
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