 | | Re: Ant pheromones
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It does work - drywipe pens and horizontal white boards I mean - I worte a paper on my Lego ant laying trails for Ants 2002; sadly rejected. However, this combination works well, and my robot can raise and lower a pen depending on its internal (...) (23 years ago, 3-Jul-02, to lugnet.robotics)
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| | Re: Linux driver for USB tower
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Hi, (...) Good point. The tar file can be found at (URL) (23 years ago, 2-Jul-02, to lugnet.robotics.rcx.nqc, lugnet.robotics.rcx.pbforth)
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| | Re: Displaying info while debugging
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Here it is... : wait 15 0 timer_SET BEGIN 0 timer_GET 0= UNTIL ; I go with 0,15 seconds to be on the safe side; 0,10 seconds is too border line. So now, the first example becomes: : TEST 100 0 DO I CR . wait 7 1 0 MOTOR_SET LOOP 7 4 0 MOTOR_SET ; (...) (23 years ago, 3-Jul-02, to lugnet.robotics.rcx.pbforth)
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| | Re: Displaying info while debugging
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Thanks a lot Ralph, And I'm sure you're right. I tried this: 10000 VALUE CTR : test 100 0 DO I CR . CTR 0 DO LOOP LOOP ; For CTR > 11000, the numbers are displayed one at a time. Below 11000, they're displayed in batch. So, it probably means that (...) (23 years ago, 3-Jul-02, to lugnet.robotics.rcx.pbforth)
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| | Re: IR Tower and USB-Serial adapter
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I solved that problem before I encountered it altogether. I just bought the usb IR tower from Lego Dacta www.pldstore.com and the RIS 2.0 upgrade kit from Lego S@H. cost me about $40 US, but that USB/Serial adapter was twice that when I went looking (...) (23 years ago, 2-Jul-02, to lugnet.robotics)
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| | IR Tower and USB-Serial adapter
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Hi, all I have a problem trying to connect a serial IR tower to my notebook. The notebook has no serial port, so I'm using an USB-serial adapter. Although this adapter worked for another device, it seens it is not working properly with the IR tower. (...) (23 years ago, 2-Jul-02, to lugnet.robotics)
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| | RE: Displaying info while debugging
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(...) Mario, I did some checking and I think the real issue is with the USB driver from LEGO. The serial tower does not exhibit this behaviour. It has its own problems, which include falling asleep after 2 seconds of inactivity. So, as far as I can (...) (23 years ago, 2-Jul-02, to lugnet.robotics.rcx.pbforth)
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| | The clock is ticking
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Don't forget that BrickFest 2002 is only a couple of weeks away, and there are some good prizes just waiting to be picked up. Friday, July 19 The Technic Competition - Scree Runner 1st - 8466 4x4 Off-Roader 2nd - 8735 Power Pack Saturday, July 20 (...) (23 years ago, 2-Jul-02, to lugnet.technic, lugnet.robotics, lugnet.events.brickfest)
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| | make a mindstorms robot as telerobot!
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Hello, everyone! It's my first time to send a message here! I've a project which requires me to make a mindstorms robot as telerobot. I'd like to use Java as core control programming language! So far, I just know there're several kinds of (...) (23 years ago, 2-Jul-02, to lugnet.robotics.rcx)
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| | Re: Ant pheromones
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See, I told you it was a good idea... ----- Original Message ----- From: "Albert Huang" <sfitw@hotmail.com> "Steve Hassenplug" <hassenplug@mail.com> wrote in message news:20020701181335....ail.com... (...) funny. (URL) ___...___ Talk More, Pay Less (...) (23 years ago, 2-Jul-02, to lugnet.robotics)
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| | HOWTO Demo.c
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I was able to fix the previous problem regarding the light sensor Thank u Joseph Woolley for your reply. I have another one In the legOS Howto their is a demo code demo.c which has some task switching examples I am having trouble with the following (...) (23 years ago, 2-Jul-02, to lugnet.robotics.rcx.legos)
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| | HOWTO Demo.c
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I was able to fix the previous problem regarding the light sensor Thank u Joseph Woolley for your reply. I have another one In the legOS Howto their is a demo code demo.c which has some task switching examples I am having trouble with the following (...) (23 years ago, 2-Jul-02, to lugnet.robotics.rcx)
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| | Re: pbForth vs RCX 1.0
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(...) Yes, please :-) I actually knew the EMIT and KEY words, but had never thought of using them to make two RCXs communicate. For some stupid reason in my head I was expecting some special API words was necessary to manage this communcation, while (...) (23 years ago, 2-Jul-02, to lugnet.robotics.rcx.pbforth)
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| | RE: Linux driver for USB tower
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(...) Richard, That's great, but I just realized there is no URL....how can we test it if we can't find it? :-) Cheers, Ralph (23 years ago, 2-Jul-02, to lugnet.robotics.rcx.nqc, lugnet.robotics.rcx.pbforth)
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| | Re: Ant pheromones
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"Steve Hassenplug" <hassenplug@mail.com> wrote in message news:20020701181335....ail.com... (...) 'wall' around the edge, to keep your robot inside. (...) or a test sumo ring. (...) funny. (URL) me if you want more info. cheers, albert (23 years ago, 2-Jul-02, to lugnet.robotics)
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| | RE: optical mouse chips as vision sensors?
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(...) We're checking into buying the parts from Agilent and making a plug on sensor for JCX -- which will finally ship late this summer. I wonder about using a white LED and RGB filters on three sensors, then you'd get color information too. Useful (...) (23 years ago, 2-Jul-02, to lugnet.robotics)
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| | RE: optical mouse chips as vision sensors?
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(...) No, pbForth can easily read arbitrary chars coming in on the IR prot, we'd just need to switch the RCX to 1200 baud... (...) John, If you send me a modified mouse, I'll do the other Forth stuff needed to get this working in a weekend. Cheers, (...) (23 years ago, 1-Jul-02, to lugnet.robotics)
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| | RE: CPR for RCX?
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(...) ld is a linker. It takes the object code generated by the assebles and "links" it together to form an image that can be loaded. The file: ld/h8300_rcx.ld specifies how the objects are stiched together. (...) No, the firmware uploader splits (...) (23 years ago, 1-Jul-02, to lugnet.robotics.rcx.pbforth)
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| | Re: Ant pheromones
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(...) Is your floor carpet or hard? Makes a diff. Have it dispense reflective stickers on the floor every so far. Then when you're done playing just peel them up. You could even go around and peel them up to emulate the evaporation of the pheremone. (...) (23 years ago, 1-Jul-02, to lugnet.robotics)
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| | RE: optical mouse chips as vision sensors?
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(...) What about using a cordless mouse? One could fiddle withthe optical problems first and could use the normal IR tower to send position information to the RCX. Michael (23 years ago, 1-Jul-02, to lugnet.robotics)
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| | RE: Ant pheromones
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When I was younger, my grandmother worked for a newspaper and would bring home leftover rolls of paper. Usually, the rolls were several feet wide and had 10-20 feet of paper left on them and they were free. Look up plotter paper suppliers and (...) (23 years ago, 1-Jul-02, to lugnet.robotics)
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| | Several hardware questions.. Laser link Hardware expansion n' more
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Hi - I posted a letter just before and I don't know If it went thru. I take it again there - Is there some hardware modifications to Mindstorm so it can have more IO ports - like more Motor control ports and more sensor ports? - And a second thougt (...) (23 years ago, 1-Jul-02, to lugnet.robotics)
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| | RE: optical mouse chips as vision sensors?
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Since the optical mouse is a miniature camera, the same type of principal could be applied using the Lego Camera, maybe even with a custom template in VC. This would at least be an "all lego" solution (for the purists out there). The focal point (...) (23 years ago, 1-Jul-02, to lugnet.robotics)
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| | Re: optical mouse chips as vision sensors?
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This whole thread just caused an interesting thought to pop into my head, although I suspect it would only apply to cases where LegOS were being used. If the mouse serial port output (transmit line) were to be connected to a LMC555 (running at (...) (23 years ago, 1-Jul-02, to lugnet.robotics)
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| | RE: optical mouse chips as vision sensors?
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One other interesting thing about this idea-- If it works, not only will you get the optical sensor, but you can probably get up to 5 touch sensors and a rotation sensor at the same time. I'm not sure how the signal is sent, but will the RCX be able (...) (23 years ago, 1-Jul-02, to lugnet.robotics)
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| | Re: Navigation using landmarks (Was: Re: lasers and RCX)
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Just use the bottom half of the mouse, trimmed as much as possible, as a skid plate. It will need to be mounted to allow vertical movement, but it should work alright. This wouldn't solve the spin issue, but the clearance shouldn't be a problem. A (...) (23 years ago, 1-Jul-02, to lugnet.robotics)
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| | Re: CPR for RCX?
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(...) I knew Assembler would come into play sooner or later. I have downloaded a copy of the H8/300 Assembly language spec. What I still don't understand is how you turn the object code into 'S'-type records with 'ld'? (...) Can I assume the RCX has (...) (23 years ago, 1-Jul-02, to lugnet.robotics.rcx.pbforth)
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| | Re: Ant pheromones
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Another idea would be to get a big piece of dry erase (white board). I got a 4x8 ft piece from Home Depot for about $10. Then, your ant could draw all over the 'floor'. You could put a black 'wall' around the edge, to keep your robot inside. This (...) (23 years ago, 1-Jul-02, to lugnet.robotics)
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| | Ant pheromones
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As I wrote in my last mail I'm planing to build a system for robots guidance and communication similar to ants. I can't get a big enough paper and I can't paint my floor so anyone has an idea of how to 'draw' a path without damaging my floor. The (...) (23 years ago, 1-Jul-02, to lugnet.robotics)
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| | Re: Syngress Web Site For Ferrari's Mindstorms
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(...) The Annotations and Corrections section of the site has been updated. Sorry for the long delay. I have received some errata by email, and had all of them in a well organized file... just on my computer :-) If you discover any further mistake, (...) (23 years ago, 1-Jul-02, to lugnet.robotics)
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| | *** name poll: make your votes reminder ***
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This is a reminder for all of you who have not voted for the new legOS name. Now is YOUR turn. I've collected the names and present them at the end of this posting. You can vote for ONE ( 1 ) name. Send an eMail to legOS-namepoll@gmx.de with: - the (...) (23 years ago, 1-Jul-02, to lugnet.robotics.rcx.legos)
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| | RE: optical mouse chips as vision sensors?
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And then check out the language he used to hack into the mouse data stream....yep it's FORTH. Not surprising as New Micros Inc was one of the first vendors of single board computers with Forth as the control language... Cheers, Ralph (...) (23 years ago, 30-Jun-02, to lugnet.robotics)
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| | Re: Navigation using landmarks (Was: Re: lasers and RCX)
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I'm certain that the optics need to be insanely close to the surface they are monitoring, causing a clearance problem. If such a device was hacked, would placing it in the center of a synchro or Killough platform prove useless in a spin? Rob (...) (...) (23 years ago, 30-Jun-02, to lugnet.robotics)
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| | Re: How do I switch other devices with my RCX.
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(...) It all depends on what you want to switch, maybe you should explain your prject a bit more. Jürgen (23 years ago, 30-Jun-02, to lugnet.robotics)
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| | Re: optical mouse chips as vision sensors?
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check out (URL) Boyes <lego-robotics@crynwr.com> schrieb in im Newsbeitrag: 5.1.0.14.2.200206291...ion.com... (...) (23 years ago, 30-Jun-02, to lugnet.robotics)
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| | RE: pbForth vs RCX 1.0
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(...) What you describe would work exactly. Normally, the "outer interpreter" of pbForth waits for input using "KEY" - which of course is just a char from the IR. You can make a special word that waits for anything you like... Cheers, Ralph (23 years ago, 30-Jun-02, to lugnet.robotics.rcx.pbforth)
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| | RE: kits on sale - Toronto area
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Laura, I picked up two rotation sensors and the Vision COmmand as well as a few other kits - just in case. I really wish you would keep this kind of bargain hunting to yourself :-) Cheers, Ralph (23 years ago, 30-Jun-02, to lugnet.robotics)
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| | RE: CPR for RCX?
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(...) You're pretty much OK until point 4. TCL is used to compile the pseudo code for pbFOrth into assembler source code. From there the GNU as program assembled the object code and ld links it and eventually produces the S records. S records are (...) (23 years ago, 30-Jun-02, to lugnet.robotics.rcx.pbforth)
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| | RE: Linux driver for USB tower
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(...) Richard, this is great! What device name does the new tower driver use. I hope to be able to use my Tcl/Tk GUI for this purpose. It would be really great to get USB support for pbForth into the Linux world. The serial port has always been (...) (23 years ago, 30-Jun-02, to lugnet.robotics.rcx.nqc, lugnet.robotics.rcx.pbforth)
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| | FW: pbForth vs RCX 1.0
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-----Original Message----- From: rhempel@bmts.com [mailto:rhempel@bmts.com] Sent: Thursday, June 27, 2002 4:21 AM To: Mario Ferrari; lugnet.robotics.rcx....lugnet.com Cc: rhempel@bmts.com Subject: Re: pbForth vs RCX 1.0 Can RCX 2.0 communicate with (...) (23 years ago, 30-Jun-02, to lugnet.robotics.rcx.pbforth)
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