 | | Re: LEGO cuts the price of the RCX Brick
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(...) Hallelujah! (...) A couple questions for someone with a multimeter: Does the 1.0 power adapter output a clean 9v DC? Or does it overcompensate -- at, say, 9.3v -- like other cheap wall adapters? Does the voltage drop by more than 1% while (...) (23 years ago, 14-Jun-02, to lugnet.robotics.rcx)
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| | Can the handyboard IR communicate with the RCX?
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Hi, can the handyboard IR communicate with the RCX? Or have somebody a schematic for a RCX compatible IR transeiver?? Thanks for help Bert Weber (23 years ago, 14-Jun-02, to lugnet.robotics)
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| | Re: LEGO cuts the price of the RCX Brick
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(...) The RCX Bricks on sale are the 1.0 version. I think that they are just geting rid of them to make space in their warehouses for other lego sets. The only diffference is 1.0 have a plug so you can use an adapter and use your outlets instead of (...) (23 years ago, 14-Jun-02, to lugnet.robotics.rcx)
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| | Re: Cheap RCX bricks at S@H
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The RIS 1.5 for $99.00 sold out on Tuesday this week. I actually saw a "Sold Out" image of them on the Web Specials section...now they aren't even listed. Jona ----- Original Message ----- From: "Wayne Watson" <mtnviews@earthlink.net> To: (...) (23 years ago, 14-Jun-02, to lugnet.robotics)
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| | Re: Navigation using landmarks (Was: Re: lasers and RCX)
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Hi, Steve I thought about most of your solutions (sphere, bycicle and 3 mirrors). Unfortunatelly I came to the same conclusions. The funny part is that my alternative nav system was very similar to yours. But it was based on a line, not a ? shape. (...) (23 years ago, 14-Jun-02, to lugnet.robotics)
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| | Re: Cheap RCX bricks at S@H
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I found the RCX under web specials, but didn't see the RIS 1.5 (...) ... snip (...) -- Wayne T. Watson (121.015 Deg. W, 39.262 Deg. N, 2,701 feet), Nevada City, CA Web Page: <home.earthlink.net/~mtnviews> Imaginarium Museum: (...) (23 years ago, 14-Jun-02, to lugnet.robotics)
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| | Re: RCX Code Documentation and FLL Coaches Training
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Hi Dean, (...) With your code on screen, press <print screen> key - this will put screen contents in clipboard. Press <Alt><Esc> to iconize Lego Software Start Paint (or a better image software) and paste clipboard in a new document. Now the real (...) (23 years ago, 14-Jun-02, to lugnet.robotics.rcx.robolab)
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| | RCX Code Documentation and FLL Coaches Training
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First off I want to thank everyone for their help and guidance on my FLL Coaches Training class. The Mechanics class documentation is mostly done now. I'm having a few of my engineer friends review it for techical errors. A teacher review follows (...) (23 years ago, 14-Jun-02, to lugnet.robotics.rcx.robolab)
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| | Re: LEGO cuts the price of the RCX Brick
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"Tonya Witherspoon" <tonya.witherspoon@wichita.edu> schreef in bericht news:GxoCuM.8DB@lugnet.com... (...) $59.99. (...) (URL) (...) out (...) It's only for north-America... in Europe prices are still the same :( -- Jan-Albert "Anvil" van Ree | (...) (23 years ago, 14-Jun-02, to lugnet.robotics.rcx)
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| | Re: Scheduler patch
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Well, actually not :) If users don't want proportional timeslicing the patch is completly useless, but if they do, it might be usefull. /Joel (...) (23 years ago, 14-Jun-02, to lugnet.robotics.rcx.legos)
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| | Re: Scheduler patch
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(...) Do you have some examples where your patch could be useful? Eric (23 years ago, 14-Jun-02, to lugnet.robotics.rcx.legos)
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| | Re: Scheduler patch
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Joe I'm happy you found my patch quite interesting! I, just as you, think the kernel could be simplified quite alot. Actually my goal was initially to reduce size and overhead but I when I decided to add proportional timeslicing the goal changed. (...) (23 years ago, 14-Jun-02, to lugnet.robotics.rcx.legos)
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| | Re: Scheduler patch
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Joel, I have found your work to be quite interesting! I made quite a few modifications in the kernel starting with ver 0.2.5 and had hoped to have some of the modifications included in ver 0.2.7 My goal was to reduce size and overhead which is quite (...) (23 years ago, 14-Jun-02, to lugnet.robotics.rcx.legos)
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| | LEGO cuts the price of the RCX Brick
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On the Lego website the price for an RCX has been cut from $119.00 to $59.99. (URL) the great price - what's up with the RCX? Is LEGO about to roll out a new RCX? Has anyone heard anything? Tonya Witherspoon (23 years ago, 14-Jun-02, to lugnet.robotics.rcx)
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| | RE: Transmit Frequency
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Hi Jürgen :) (...) No, it's a part that you can rotate with a screwdriver. I'm used to see these on radios or walkie-talkies ou even on tv-tuners Maybe I'm wrong, and that part has nothing to do with the RF of the unit. I dunno if this changes the (...) (23 years ago, 13-Jun-02, to lugnet.robotics.cybermaster)
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| | Re: Transmit Frequency
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Hi Marco, (...) there are several frequencies in the 27MHz band. (...) Probably a quartz. (...) You should buy two quartz for the exact same frequency in the 27MHz band, then it should be ok. (...) No, I have only one unit. Jürgen (23 years ago, 13-Jun-02, to lugnet.robotics.cybermaster)
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| | RE: Transmit Frequency
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(...) Mine's also 27MHz. By the way, has anyone tried to alter this freq ? I had the opportunity to get my hands on a Cybermaster with a stuck motor. After opening it up, I saw the part (don't know the correct name of the component) where the (...) (23 years ago, 13-Jun-02, to lugnet.robotics.cybermaster)
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| | Scheduler patch
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Hello! I've been doing some changes to the legOS scheduler. Now execution-time of user tasks are proportional to priorities. See (URL) are made to legOS 0.2.6 and I didn't manage to get a working diff file, so just download the following files and (...) (23 years ago, 13-Jun-02, to lugnet.robotics.rcx.legos)
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| | Re: seting up legos 0.2.6
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"Ed Manlove" <emanlove@ieee.org> wrote: <snip> (...) When you install from the net, setup.exe actually still d/loads and saves files locally, in a subdirectory with a long funny name (containing the name of the host you d/load from) in your "package (...) (23 years ago, 12-Jun-02, to lugnet.robotics.rcx.legos)
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| | Lasers, et al...
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Thanks for all of your replies. I guess my main intent was to make sure I wasn't going to fry my light sensor by pointing a laser at it. I'm assuming laser pointer strength beams aren't powerful enough to harm the sensor. All of the links have been (...) (23 years ago, 12-Jun-02, to lugnet.robotics)
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