 | | Re: anyone know how to check free space on RCX?
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(...) My sources (gcc-3.0) say: #define INT_TYPE_SIZE (TARGET_INT32 ? 32 : 16) A short experiment revealed that sizeof(short)=sizeof(int)=2, sizeof(long)=4. So int is normally 16bit. Only with the switch "-mint32" I get 32 bit ints. This is with a (...) (23 years ago, 12-Jul-02, to lugnet.robotics.rcx.legos)
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| | Re: MIBO Kits, Any interest?
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(...) I would think about buying a complete set - all parts included - more than a partial set/kit. I'm not sure how many parts are in a single MIBO to est. costs though. -mark (23 years ago, 12-Jul-02, to lugnet.robotics)
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| | RE: Gutting an optical mouse - Part I
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(...) I agree with you in theory. Unfortunately, I don't have resources in optics and know very little about them (basic physics class stuff). The failure of my test may simply be related to illumination. How sensitive is the chip to reflected (...) (23 years ago, 12-Jul-02, to lugnet.robotics)
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| | Re: MIBO Kits, Any interest?
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The consturction of Mibo also calls for other parts in quantities that are not as common like two (2) 6585 technic gear housings. What might be useful would be to offer all the parts that Mibo requires that are not in 2 mindstorms sets. Otherwise it (...) (23 years ago, 12-Jul-02, to lugnet.robotics)
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| | RE: A Lego robot that plays the ukelele
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Anyone know if there's a movie of this in action? Liz Teacher/Coach CyberStorm Robotics Class and FLL Team Sports for the Mind for Lubbock Homeschoolers (URL) Message----- From: news-gateway@lugnet.com [mailto:news-gateway...net.com]On Behalf Of (...) (23 years ago, 12-Jul-02, to lugnet.robotics)
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| | Question, opinion, help - Claw Hands
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Folks, I'm in a bit of a quandry. Traditionally I don't like "Claw Hands" meaning the kind you see on a Submersable Sub or better know as Pinchers or Grabers. My problem: I'm making a Mid-Sized Technic Fig Scale Robotic Mecha. (4ft.tall biped) I (...) (23 years ago, 12-Jul-02, to lugnet.build.mecha, lugnet.robotics)
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| | Re: anyone know how to check free space on RCX?
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(...) According to config/h8300/h8300.h in the gcc sources, int is 32bit for the h8 cross compiler. I believe the reason mm_free_mem() returns an int is because the memory manager stores the size of each free block as size_t, which is defined in (...) (23 years ago, 12-Jul-02, to lugnet.robotics.rcx.legos)
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| | Re: MIBO Kits, Any interest?
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(...) Good point, I didn't think about that. You'd probably at least have a complete RIS. Would 1 RCX and 3 mini-motors make more sense? -Rob. (...) (23 years ago, 12-Jul-02, to lugnet.robotics)
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| | Bricxcc
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Does anyone know what's up with; (URL) need the latest download, and I can't even get into the site. If anyone has the latest download, please email me privately. Thanks, JB (23 years ago, 12-Jul-02, to lugnet.robotics.rcx)
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| | Re: MIBO Kits, Any interest?
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Most folks who want to build MIBO probably already have at least one RCX. Personally, I have two... I might buy a kit without the RCXs. Issac. ----- Original Message ----- From: "Rob Doucette" <lego@nospam.doucettenet.com> To: (...) (23 years ago, 12-Jul-02, to lugnet.robotics)
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| | MIBO Kits, Any interest?
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I'm thinking of putting together a MIBO starter kit which would include: 5 rotation sensors 7 turntables 1 micromotor 1 chain link pack (108 pieces) 1 copy of Jin Sato's book (includes complete MIBO instructions and NQC code) 5 mini-motors 2 RCX (...) (23 years ago, 12-Jul-02, to lugnet.technic, lugnet.robotics)
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| | A Lego robot that plays the ukelele
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A Lego robot that plays the ukelele (thanks to Slashdot for the link) (URL) (23 years ago, 12-Jul-02, to lugnet.robotics)
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| | Re: LBrick.com is up and running
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(...) I'm feeling free and I think it's a nice page with some interesting projects! I'll add your page to the "to be added on the links page"-list I keep for LoTek :) Best regards, /Tobbe (23 years ago, 11-Jul-02, to lugnet.general, lugnet.cad, lugnet.robotics.rcx, lugnet.technic)
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| | Gutting an optical mouse - Part I
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Based on recent discussions of using a mouse as a positioning device and sheer curiousity in exploiting the potential of a PS/2 device in general, I bought one. I couldn't wait to void the warranty! The following is lengthy, just to warn you. Also, (...) (23 years ago, 12-Jul-02, to lugnet.robotics)
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| | Re: anyone know how to check free space on RCX?
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(...) int is defined as the natural width of the processor, which on a 16-bit processor is 16 bits. longs are 64 bits on some machines as well, so you can't assume it is always 32 bits -- if your code cares, use sizeof. (...) 32-bit math on the H8 (...) (23 years ago, 12-Jul-02, to lugnet.robotics.rcx.legos)
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| | Help
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Hi,does anyone know how to set vision command using java language? Now I am woking on a robotic soccer project. But I don't know how to locate the soccer using vision command. Does anyone can help me? Thanks. (23 years ago, 12-Jul-02, to lugnet.robotics)
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| | Re: anyone know how to check free space on RCX?
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That is very interesting Jason. It is interesting that mm_free_mem() returns a 16bit value using a 32bit return code. Both int and long are 32bit value on most computers/compilers these days; short would be a 16bit value; and char would be an 8bit (...) (23 years ago, 11-Jul-02, to lugnet.robotics.rcx.legos)
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| | LabView Books
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Is there a book or web site that discusses the LabView language for RoboLab? -- Wayne T. Watson (121.015 Deg. W, 39.262 Deg. N, 2,701 feet), Nevada City, CA "Hell is truth seen too late." -- John Locke Web Page: <home.earthlink.net/~mtnviews> (...) (23 years ago, 11-Jul-02, to lugnet.robotics)
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| | Re: anyone know how to check free space on RCX?
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While the declaration for mm_free_mem is int mm_free_mem(void) The fact is that the RCX has only 32K of memory available. 32K in hex is 0x8000... there's never a need for more than 4 digits in hex. Looking at key_handler() in kernel/program.c (the (...) (23 years ago, 11-Jul-02, to lugnet.robotics.rcx.legos)
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| | Re: Ant pheromones
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(...) Another trick to try... A lot of surfaces like electrical and duct tape are shiny - you get a MUCH better reading of the color/greyscale by mounting the light sensor on a slight angle to avoid direct reflection of the LED light. - Gareth (23 years ago, 11-Jul-02, to lugnet.robotics)
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| | Ipaq 3835: using building programs and using built-in IR
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How does one compile programs for a Pocket PC 2002? How would I find the specifications for the IR circuitry to build a program that communicates with the RCX? Tim (23 years ago, 11-Jul-02, to lugnet.robotics.palm)
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| | Re: HOWTO Demo.c
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Brilliant! Brilliant! It works! Many Thanks to Micheal Obenland and also to Steve Hassenplug Best Regards Shehryar "Michael Obenland" <obenland@t-online.de> wrote in message news:Gz1xAM.Inn@lugnet.com... (...) some (...) ---...--- (...) ---...--- (...) (23 years ago, 11-Jul-02, to lugnet.robotics.rcx.legos)
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| | Re: anyone know how to check free space on RCX?
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Albert Huang, Sorry for the confusion. "most significant" = upper 16 bits and "least significant" = lower 16 bits (the free memory is a 32 bit value). If you write the values out, you will get the 32 bit value (both values are hex) ... for example: (...) (23 years ago, 11-Jul-02, to lugnet.robotics.rcx.legos)
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| | Re: anyone know how to check free space on RCX?
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(...) v0.2.6) When you press the View button (with no program running) LegOS will (...) Joseph, what do you mean by most significant / least significant? I'm under the impression that those two calls just display the same value, in decimal first and (...) (23 years ago, 11-Jul-02, to lugnet.robotics.rcx.legos)
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| | Re: RIS 2.0 upgrade kit contents?
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Which I would have found out if I'd bothered rebooting and running the software after installing it. Oh well. No such thing as a stupid question, only stupid people. :-) -- Baha Baydar bbaydar@hfx.eastlink.ca ----- Original Message ----- From: "Bob (...) (23 years ago, 11-Jul-02, to lugnet.robotics)
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| | RE: Re: Scheduler patch
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Can someone please tell me how to unsubscribe from this group! Thanks, - Subir -----Original Message----- From: news-gateway@lugnet.com [mailto:news-gateway...net.com]On Behalf Of Ed Manlove Sent: Wednesday, July 10, 2002 8:49 PM To: (...) (23 years ago, 11-Jul-02, to lugnet.robotics.rcx.legos)
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| | Re: Re: Scheduler patch
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Joseph, Not to add too much work load, if you have a chance could you give an overview of the proposals out there for the task scheduling and sensor modifications (if any). This could be simply a quick list of lugnet.robotics.rcx.legos threads which (...) (23 years ago, 11-Jul-02, to lugnet.robotics.rcx.legos)
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| | Re: RIS 2.0 upgrade kit contents?
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"Baha Baydar" <lego-robotics@crynwr.com> wrote in message news:00a501c22869$81...18@AMON... (...) Yes either tower works. -- Bob Fay THE SHOP (URL) (23 years ago, 11-Jul-02, to lugnet.robotics)
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| | Re: RIS 2.0 upgrade kit contents?
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Drat (to put it mildly :-) It'd be nice if they told you that when ordering so they could be ordered together. Will the 2.0 software even work with the serial tower? -- Baha Baydar bbaydar@hfx.eastlink.ca ----- Original Message ----- From: "Jim (...) (23 years ago, 10-Jul-02, to lugnet.robotics)
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| | Re: HOWTO Demo.c
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(...) Well, that's much easier than all the crap I was going through. I guess it helps if you actually know what you're talking about. Thanks Steve (23 years ago, 10-Jul-02, to lugnet.robotics.rcx.legos)
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| | Re: RIS 2.0 upgrade kit contents?
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I did this not too long ago myself. The Upgrade kit is ONLY software. I had to purchase the USB tower separately. (...) Jim West Lugnet Member 63 (23 years ago, 10-Jul-02, to lugnet.robotics)
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| | RIS 2.0 upgrade kit contents?
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Hey folks, Does anyone have a list of what's supposed to be in the RIS 2.0 Upgrade set? I ordered one from LEGO S@H and got two copies of the 2.0 software (In two separate boxes no less) and nothing else. I'm going to give them a call and find out (...) (23 years ago, 10-Jul-02, to lugnet.robotics)
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| | Re: HOWTO Demo.c
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To solve your problems with demo.c, you sent me your source. There are some problems with it, but I think they are intresting enough to say something about them. The big problem you get with your program is caused by your main function: ---...--- (...) (23 years ago, 10-Jul-02, to lugnet.robotics.rcx.legos)
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| | Re: Java version of DiscShooter
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I think it would be a great idea to have a fixed robot design and a specified behaviour for that robot and then for people to write various applications to make it work. Is this disc shooter design available somewhere? (...) SNip to keep lugnet (...) (23 years ago, 10-Jul-02, to lugnet.robotics.rcx.java)
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| | Re: Controlling Multiple RCX's from one PC
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Lawrie Griffiths has majorly reworked the RCX communications support in leJOS. His architecture allows you to define protocol stacks that sit on top of a basic transport mechanism. He has implemented support for the LNP stack used in legos - which (...) (23 years ago, 10-Jul-02, to lugnet.robotics.rcx.java)
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| | ***legOS new name : deadline is 18.07.***
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As Steve mentioned, the 23.07. is too late for the announcement of the new name at Brickfest. I think it would be great to do so, so I decided to make the deadline at Thursday, 18.07. I will publish the new name around midnight of the 18.07 and (...) (23 years ago, 10-Jul-02, to lugnet.robotics.rcx.legos)
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| | lnp error message..huh?
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woolley thnx for the tip on checking the RCX memory.. now i have another question.. after having run continous messages back and forth between the RCX and my program on my PC for ~10 minutes. i get this error message: ---...--- Transmit error: (...) (23 years ago, 10-Jul-02, to lugnet.robotics.rcx.legos)
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| | Re: Re: Scheduler patch
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(...) I'd built a maze solver. When the solver makes a step (for example forward) it uses the light sensor to search for a wall and the rotation sensor to measure the distance it has traveled. If a wall is hit, the solver steps back until it reaches (...) (23 years ago, 10-Jul-02, to lugnet.robotics.rcx.legos)
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| | Re: Navigation using landmarks (Was: Re: lasers and RCX)
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(...) (23 years ago, 10-Jul-02, to lugnet.robotics)
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| | Re: Re: Scheduler patch
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"Joel Uddén" wrote (...) not (...) Actually, each task gets equal "wakeup" checking. The only difference between a low priority task and a high priority task is that the high priority task gets a larger time-slice when it is awake. This is not an (...) (23 years ago, 10-Jul-02, to lugnet.robotics.rcx.legos)
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