 | | Re: Palm Hardware Interface idea? + other stuff
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(...) It's basically the same serial data connection as the RCX. It just uses radio for transmission instead of infrared, so it goes around corners and has a longer range. Jürgen (25 years ago, 3-Nov-00, to lugnet.robotics)
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| | Re: RCX 2
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(...) You can start by doing some searches on this newsgroup for the 3 or so discussions on this very topic. Dean -- Coin-Op's For Sale!: (URL) Lego Workshop: (URL) Lego Club: (URL) (25 years ago, 3-Nov-00, to lugnet.robotics)
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| | Re: How2 'count' in NQC
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(...) The sensor returns 1 for as long as it's held down. In your code: (...) You are actually counting how long the switch is held down - in units of about a half second. So if you press and hold the switch for ten seconds, you'll get a count of (...) (25 years ago, 3-Nov-00, to lugnet.robotics)
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| | Re: RCX2
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(...) Right now, it's just a different firmware package that you can download into any RCX. You can get a copy on the main Lego site and upgrade your RCX 1.0 or 1.5 to the 2.0 software level...it's a significant improvement if you use NQC - it adds (...) (25 years ago, 3-Nov-00, to lugnet.robotics)
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| | RCX 2
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Hi, heh... and what is RCX2 ? Where can I find some infos about differences between RCX and RCX2 ? Thanx. Norbi (25 years ago, 3-Nov-00, to lugnet.robotics)
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| | Re: MOC: Radio Controlled Tank.
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(...) Wow...this creation looks awesome. Great work! (...) Heheh...That seems like it would be really neat...they must have been quite surprised :-) As a side note, does anyone know how one can get extra polarity switches? They appear in some older (...) (25 years ago, 3-Nov-00, to lugnet.technic, lugnet.robotics)
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| | Re: Old idea or new idea?
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(...) idea (...) Lego uses standard TV remote control technology, but passes ASCII serial data instead of TV REMOTE commands. Before Mindstorms was around, I built (and sold a few) battery operated control units for use with Lego motors. This (...) (25 years ago, 3-Nov-00, to lugnet.robotics)
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| | How2 'count' in NQC
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In NQC you count by adding 1 to a variable like this: int counter; counter += 1 But it's hard to know *how much* you have counted; however, you can build a little program to (say) flash a light when you reach a certain count. I have spent about 4 (...) (25 years ago, 2-Nov-00, to lugnet.robotics)
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| | Re: RCX Blowed up?
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"Dean Husby" <nntp@akasa.bc.ca> schreef in bericht news:39FF5AFC.56C070...a.bc.ca... (...) from (...) It (...) interchangable. (...) then (...) In my opinion, 9V DC 500mA to 1A or 8V AC 500mA to 1A Answers this your question ? Rik (25 years ago, 2-Nov-00, to lugnet.robotics)
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| | Re: Old idea or new idea?
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"John Barnes" <lego-robotics@crynwr.com> schreef in bericht news:4.2.0.58.200011...lserver... (...) but the problem is , Lego doesn't used a standard IR-protocol but a carier-based IR-communication. And that means filters demodulation and a lot of (...) (25 years ago, 2-Nov-00, to lugnet.robotics)
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| | Re: RCX respond time
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"Eelco Kooiker" <eelco@kooiker.demon.nl> schreef in bericht news:G3EsvE.BI1@lugnet.com... (...) is (...) each (...) 3 (...) excelent work of Kekoa Proudfoot (Tolkien ?) speaks about 10mS clicks in with a task is activated, so I presume that there (...) (25 years ago, 2-Nov-00, to lugnet.robotics)
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| | RE: Old idea or new idea?
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Ralph Hempel wrote: >Sounds like the MIT "Cricket" to me John.... >As an embedded guy yourself, you know this means distributing >power to each brick with its own battery, unless you want a wire >in which case you might as well use a standard serial (...) (25 years ago, 2-Nov-00, to lugnet.robotics)
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| | RE: Old idea or new idea?
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(...) Sounds like the MIT "Cricket" to me John.... As an embedded guy yourself, you know this means distributing power to each brick with its own battery, unless you want a wire in which case you might as well use a standard serial link :-) Maybe (...) (25 years ago, 2-Nov-00, to lugnet.robotics)
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| | Old idea or new idea?
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While pondering the merits of various schemes for adding more I/O to the RCX, and having already built a few different schemes myself just to be able to test drive them, I was struck by the interesting possiblity of seriously extending the RCX my (...) (25 years ago, 2-Nov-00, to lugnet.robotics)
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| | Re: Palm Hardware Interface idea?
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Got some specs for the SV200 controller board that the PPRK uses: The SV203 is a Microchip PIC16C73 microcontroller based servo motor controller board. It accepts RS232 serial data signal from a host computer and outputs PWM (pulse width modulated) (...) (25 years ago, 2-Nov-00, to lugnet.robotics, lugnet.robotics.palm)
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| | RE: Palm Hardware Interface idea? + other stuff
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yes, cool idea. I have a learning curve to go through, but I'd be interested in pursuing this. Incidentally, it was that palm kit mentioned on slashdot (actually I got there via Wired.com) that I'm waiting on... acroname.com have created a kit under (...) (25 years ago, 2-Nov-00, to lugnet.robotics)
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| | Palm Hardware Interface idea?
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(...) <snip> (...) Hmmm...I was thinking about this after I saw the Palm Pilot based robot kit on Slashdot. How about a modified interface board that connects with the Palm Pilot via the serial port and then it has an array of RCX compatible Inputs (...) (25 years ago, 2-Nov-00, to lugnet.robotics)
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| | RCX respond time
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I have some questions about the RCX. When I make a very simple program: Turn on motor A when Touchsensor 1 is pressed. How long takes it when I press the touchsensor before the motor is turning? 1 clockcylce of the CPU? When I make a program where (...) (25 years ago, 2-Nov-00, to lugnet.robotics)
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| | Mini-Robomind
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I was wondering how many people out there have used the Mini-Robomind? (URL) you have and you've set up a web-page or have experienced any trials or tribulations I'd like to hear about them? Please let me know as we are considering using this board (...) (25 years ago, 2-Nov-00, to lugnet.robotics)
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| | Re: Radio Controlled Tank - tread lightly.
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Treads are a subject of particular interest to me. Most of my constructions are done with 100% pure Lego with the exception of my various sensors of course which often form the raison d'etre for building them in the first place. Treads are a (...) (25 years ago, 2-Nov-00, to lugnet.robotics)
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| | Re: Radio Controlled Tank.
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(...) Those treads are a Dacta item. You can bulk order them. They are somewhat slippery for use as treads. They are like the chain links with an extra bar molded over the top of each link. I think Dacta calls them conveyer belt links. (25 years ago, 2-Nov-00, to lugnet.technic, lugnet.robotics)
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| | Re: Java (was Ada)
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(...) As the original author of both systems, whatever I say is going to be biased. You might want to post your question at tinyvm-discussion@li...forge.net. I've received a lot of praise for these systems, so I guess people do like them. There are (...) (25 years ago, 2-Nov-00, to lugnet.robotics)
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| | Re: MOC: Radio Controlled Tank.
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hehe, that's pretty cool - at the very least you inspired me to stop lurking and post I'm a mindstorms newbie, just got a set last week (I decided I couldn't afford a cye to start messing with robotics and I'm still waiting for delivery of a (...) (25 years ago, 2-Nov-00, to lugnet.robotics)
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| | Java (was Ada)
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-- MIME ATTACHMENTS DISCARDED: 1. Content-Type: message/rfc822 Content-Transfer-Encoding: 7bit Content-Disposition: inline Content-Length: 2375 (25 years ago, 2-Nov-00, to lugnet.robotics)
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| | Re: LEGO Foosball table
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(...) Not me, but avery good suggestion. Does the RCX have enough outputs? I assume by a football table you mean the ones with the players on bars across it that rotate or slide across laterally? Of course if you were designing a robot to play in (...) (25 years ago, 2-Nov-00, to lugnet.sports, lugnet.build, lugnet.gaming, lugnet.robotics)
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| | Re: MOC: Radio Controlled Tank.
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(...) Nice work Tobbe! For some reason it reminds me of the tank in the Tank Girl movie, a good feature if you ask me :-) I'm looking forward to seeing the mpegs. Where on earth did you get all the wide caterpillar tracks BTW? Getting that amount (...) (25 years ago, 2-Nov-00, to lugnet.technic, lugnet.robotics)
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| | Re: Radio Controlled Tank.
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(...) Thank you! (...) *think* Thread is perhaps a better word, I struggled a tad on that one. My ex. co-worker stole back her dictionary when she left, dang! *searching* Technica, which is a nomine for cool site of the week BTW, claims it's labeled (...) (25 years ago, 2-Nov-00, to lugnet.technic, lugnet.robotics)
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| | Re: Radio Controlled Tank.
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"Tobbe Arnesson" <tnt@arnesson.nu> wrote in message news:3a01462c.517105...net.com... (...) Very nice! How many 8480 did you use, and where did you find the tracks (threads?) ;-) *Gimme some* /J (25 years ago, 2-Nov-00, to lugnet.technic, lugnet.robotics)
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| | RCX2
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Hi, heh... and what is RCX2 ? Where can I find some infos about differences between RCX and RCX2 ? Thanx. Norbi (25 years ago, 2-Nov-00, to lugnet.robotics)
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| | MOC: Radio Controlled Tank.
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Hi. Here's a tank I made during the weekend, it has radio controll so beware LEGO purists ,) (URL) used a five channel radio, five servos, five polarity switches and five motors to make this work. It has two motors for drive, left and right track, (...) (25 years ago, 2-Nov-00, to lugnet.technic, lugnet.robotics) !
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| | Re: >>> RIS vs. RDS <<<
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You can use NQC language in Scout, you can use touch and light sensor in Scout, I think it is better than RCX and similar with RCX2, except it only 2 input and output port and can't use rotation and temperature sensor. Zhengrong (...) (25 years ago, 2-Nov-00, to lugnet.robotics)
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| | Re: Inventory for DDK?
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I agree, you can use Scout with touch sensor, then light sensor, although there is no any official information about this, I tried, light sensor can be used in Scout. Zhengrong (...) (25 years ago, 2-Nov-00, to lugnet.robotics)
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| | Navigation
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I hear that someone had done an intelligent navigation system (with path and motion planning) that can avoid hitting object by infer-red/ultrasonic sensors. I am very interested in this project. Could any one of you give me more information on that? (...) (25 years ago, 2-Nov-00, to lugnet.robotics)
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| | Re: >>> RIS vs. RDS <<<
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(...) One is for making inventions and the other is for making discoveries. --Todd (25 years ago, 1-Nov-00, to lugnet.robotics)
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| | Java (was Ada)
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I apologise if this has been discussed before ... but speaking of other languages ... What options do we have to do some real Java development for the RCX? I think there are two or three different implementations. I seem to remember TinyVm and leJOS (...) (25 years ago, 1-Nov-00, to lugnet.robotics)
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| | Re: Inventory for DDK?
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(...) RDS is priced at $68 in my local 'Frys' computer outlet. (On i20 just south of Arlington Texas). Now that the Scout is programmable, I decided to get two RDS sets - and I'm tempted to get more. Techniques to give instructions to multiple (...) (25 years ago, 1-Nov-00, to lugnet.robotics)
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| | Ada
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Hello all, Has anyone ever tried using Ada to program the RCX? Kev. (25 years ago, 1-Nov-00, to lugnet.robotics)
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| | Re: Inventory for DDK?
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(...) Have a look in lugnet.db.inv. I have uploaded inventory of DDK (9748) and DSDK (9754). Marc Klein (25 years ago, 1-Nov-00, to lugnet.robotics)
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| | RE: Inventory for DDK?
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I've never been compulsive enough (no offence anyone!) to inventory, but at 657 pieces it's 7.6 cents a piece, which in my book is a OK / good deal. Lot's of white.....I'm not sure I'd buy it just for parts, but if you had a RCX or a Scout and (...) (25 years ago, 1-Nov-00, to lugnet.robotics)
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| | Inventory for DDK?
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Does anyone have an inventory of the 652 parts in the DDK? I looked over the obvious places on Lugnet to no avail. Is it worth it at $50? --Jack Gregory (25 years ago, 1-Nov-00, to lugnet.robotics)
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