 | | Using ROBOLAB with FIRST LEGO League
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i'm posting this again. it was already posted to lugnet.robotics If your kids are using ROBOLAB in this years FIRST LEGO League, I've written a replacement for pages 27-36 in the Official FIRST LEGO League 1999 Rule Book, replacing ROBOLAB for RCX (...) (26 years ago, 29-Oct-99, to lugnet.robotics.edu)
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| | Re: lego Technic "class"
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(...) *snip* As a somewhat Bizzare experiment, I have run a LEGO motor from the battery box controller as supplied with motor set 8735. The motor is placed next to a Pick-up on an electric guitar plugged into an electronic tuner. With the motor (...) (26 years ago, 29-Oct-99, to lugnet.robotics)
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| | Re: lego Technic "class"
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In lugnet.robotics, Stephen Unwin writes: <...snip...> (...) I've never seen this, but I recall hearing somebody discuss this recently. It might be a quality control problem having to do with adhesive getting worn off and gumming up the gears. (...) (26 years ago, 29-Oct-99, to lugnet.robotics)
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| | Scans of Constructopedia 1.0 English
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Jesper: Thanks for posting the scans of the Constructopedia 1.5 last week. The comparison was fascinating, especially finding out what the "new" pieces were in the set. Some debate remains in my mind--has Lego made the RIS set slightly less valuable (...) (26 years ago, 29-Oct-99, to lugnet.robotics)
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| | bug in semaphore code (was Re: Announce: NQCIPC update
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Your semaphore acquire algorithm isn't too good. Here is your code: #define sem_acquire(s) until (s == 0); s = 1; If two tasks are waiting for the semaphore at the same time, it is quite likely that both will get it: // (s is currently nonzero) task (...) (26 years ago, 29-Oct-99, to lugnet.robotics)
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