 | | Re: Storing Data
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|
(...) What you request is shared memory and shared memory is not a part of legOS. My way to simulate shared mem is to put the two (or more) tasks into one legOS program. Each task is started as a thread by an execi() call, triggered by the user via (...) (23 years ago, 21-Dec-01, to lugnet.robotics.rcx.legos)
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| |
| | RE: RIS2 Upgrade on W95 & Pentium(I)
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|
Well the concern there is that RIS2.0 uses a USB IR tower - which is not natively supported by W95. If you can get USB working, then you might be alright... HTH, James. (...) (23 years ago, 20-Dec-01, to lugnet.robotics.rcx, lugnet.robotics)
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| | RIS2 Upgrade on W95 & Pentium(I)
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Has anyone succeeded in getting the upgrade to work on less-than-minimum-requirement PCs? In their infinite wisdom, LEGO has "upgraded" the minimum platform for the RIS. I'd like to be able to run it on my existing machine. Moving up to W98 is (...) (23 years ago, 20-Dec-01, to lugnet.robotics.rcx, lugnet.robotics)
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| |
| | LNP: host address
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|
Is there a reason to "hardcode" the host address using a define (LNP_HOSTADDR)? Things would be easier for me if I could change the address at run time (when calling lnp_init). Is it safe to replace the defines by a variable? Eric (23 years ago, 21-Dec-01, to lugnet.robotics.rcx.legos)
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| |
| | Robot Controller 1.3b1
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|
I've posted a new version of Robot Controller ---the ideal companion to NQC for Mac OS X users. This version adds several new features: it can synchronise the RCX watch with your computer's clock, it has a new pane which lets you read and change the (...) (23 years ago, 20-Dec-01, to lugnet.robotics.rcx.nqc)
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| |
| | Proximity
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|
Next question: Does any one have a proximity routne (code) I can review (steal) using LegOS, a light sensor, and the IR port? I've used the NQC stuff, but now I've moved up to LegOS. I haven't been able to find the right commands for the IR port. (...) (23 years ago, 20-Dec-01, to lugnet.robotics.rcx.legos)
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| |
| | Storing Data
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|
When using LegOS (a most excellent creation, btw) is it possible to store a value and use it in different programs? Actually, I'm sure it is, but how would someone do it? I want to have one program to configure my light sensor, and use those values (...) (23 years ago, 20-Dec-01, to lugnet.robotics.rcx.legos)
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| |
| | Re: Serial Port (IR Tower) communication procedures with LegOs
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If you mean standard firmware message, I think you should use my remote control patch for legOS025, you can find them at (URL) luck! Zhengrong (...) (23 years ago, 19-Dec-01, to lugnet.robotics, lugnet.robotics.rcx.legos)
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| |
| | Re: Shuting up the RCX
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|
It is easier to use legOS to instead NQC, and it is more power, very easy to be used. Zhengrong (...) (23 years ago, 19-Dec-01, to lugnet.robotics.rcx, lugnet.robotics.rcx.nqc)
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| |
| | Re: Shuting up the RCX
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|
(...) Well, you could hack the LEGO firmware. Not easy but possible. Jürgen (23 years ago, 19-Dec-01, to lugnet.robotics.rcx, lugnet.robotics.rcx.nqc)
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| |
| | Re: Shuting up the RCX
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|
(...) Right, that's an option but perhaps not the ideal for me since I'm working with NQC. Any other? Thanks anyway Jürgen. (23 years ago, 18-Dec-01, to lugnet.robotics.rcx, lugnet.robotics.rcx.nqc)
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| |
| | Re: How to get interval of time
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|
(...) correct? Yep, that's how I do it & it seems to work. ROSCO (23 years ago, 18-Dec-01, to lugnet.robotics.rcx.legos)
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| |
| | How to get interval of time
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|
In NQC, I can use ClearTimer(0) and Timer(0) to get interval of time, how can I do it in legOS? I used t1 = sys_time, then t2 = sys_time, so interval = t2 - t1, is it correct? Zhengrong (23 years ago, 18-Dec-01, to lugnet.robotics.rcx.legos)
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| |
| | Robot Controller 1.2b1
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|
I've posted a new version of Robot Controller ---the ideal companion to NQC for Mac OS X users. This version fixes a couple of bugs. Download from: (URL) the way, has anyone tried it? It would be nice to get some feedback! Barney. (23 years ago, 17-Dec-01, to lugnet.robotics.rcx.nqc)
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| |
| | Re: RCX remote control and the use of PICs
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|
Hi Stef, A great project, well designed, and very well documented and presented. Thanks! I'll probably make one of these pretty soon. Nice work Michael (...) (23 years ago, 17-Dec-01, to lugnet.robotics, lugnet.robotics.rcx, lugnet.robotics.rcx.nqc)
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| | RCX remote control and the use of PICs
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|
hi All, Inspired by some applications of the 16F84 PIC, we came up with the idea to make a IR-module, which is capable of doing all the InfraRed tasks we could imagine with the RCX. Well it hasn't come so far, but we have build a RCX IR-remote (...) (23 years ago, 17-Dec-01, to lugnet.robotics, lugnet.robotics.rcx, lugnet.robotics.rcx.nqc)
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| |
| | Re: How to read the touch sensors on the Scout in NQC?
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|
I was using my scout this past weekend as a coinbox detector to launch a mono rail. The touch sensors work exactly as Dave suggests. You can also just do the following: until(SENSOR_1); Waits until it's touched. until(!SENSOR_1); Waits until the (...) (23 years ago, 17-Dec-01, to lugnet.robotics.rcx.nqc, lugnet.robotics.scout)
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| | Re: Shuting up the RCX
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(...) Change the firmware. Maybe we should make this a selling point of Lejos :-) (at the moment it beep too, I think) Jürgen (23 years ago, 17-Dec-01, to lugnet.robotics.rcx)
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| | Re: How to read the touch sensors on the Scout in NQC?
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(...) That is what I thought, but it will determine if the touch sensor is pressed. (...) Dunno, I'll try. Then again, if !=255 works... (...) If it were not for Perl I'd never write a line of code ^_^ (23 years ago, 17-Dec-01, to lugnet.robotics.rcx.nqc, lugnet.robotics.scout)
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| |
| | Shuting up the RCX
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|
Hi all. Just a simple question, does anybody know if there is anyway to stop rcx beeping everytime i turn it on or off. It is terribly annoying at 2:00 in the morning :-) Thank Francis (23 years ago, 17-Dec-01, to lugnet.robotics.rcx)
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| | Re: How to read the touch sensors on the Scout in NQC?
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This program turns on motor A and leaves it running until a touch sensor attached to input 1 is pressed, then it turns off the motor and plays a sound: task main() { On(OUT_A); until(SENSOR_1 == 1); Off(OUT_A); PlaySound(SOUND_UP); } Dave (...) (23 years ago, 16-Dec-01, to lugnet.robotics.rcx.nqc, lugnet.robotics.scout)
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| | Re: How to read the touch sensors on the Scout in NQC?
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|
Hi Chris, (...) this is a bit crazy, unless your sensor value is a bit pattern. (...) This is sensible, but are you sure it's ok to use equality and not inequalities like SensorValueRaw(1) < 240? (...) but it's equivalent, also in C, where & is (...) (23 years ago, 16-Dec-01, to lugnet.robotics.rcx.nqc, lugnet.robotics.scout)
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| | Re: How to read the touch sensors on the Scout in NQC?
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|
I've sort of solved my problem, but not in a way which really makes total sense. Both of the below fragments work as expectd: #1 if ((SensorValueRaw(1) & SensorValueRaw(0)) != 255) #2 if ((SensorValueRaw(1) != 255) || (SensorValueRaw(0) != 255)) (...) (23 years ago, 16-Dec-01, to lugnet.robotics.rcx.nqc, lugnet.robotics.scout)
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| | How to read the touch sensors on the Scout in NQC?
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All, I'm feeling pretty stupid right about now. I've read the NQC docs, looked in the newsgroups, books, etc, but I can't seem to figure out how to read the touch sensors on my Scout. I want to implement a bumper checking task but no matter how I (...) (23 years ago, 16-Dec-01, to lugnet.robotics.rcx.nqc, lugnet.robotics.scout)
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| | Re: MIDI to NQC/RIS2.0 translator "Midi2LSC"
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|
Makino-san, I'm gald you did this because you just saved me the trouble of doing it myself!!! Thanks, Chris Barker (...) (23 years ago, 16-Dec-01, to lugnet.robotics, lugnet.robotics.rcx, lugnet.robotics.rcx.nqc)
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| |
| | Pictures from Mindfest in Texas
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almost 4 months late, but who is counting? Pictures of spin-art machines from Mindfest in Forth Worth: (URL) Erwin (URL) (23 years ago, 15-Dec-01, to lugnet.robotics.rcx)
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| |
| | Re: learning RoboLab (long)
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|
(...) I haven't seen this but I imagine that it is similar to the Control Lab version, only taking advantage of the multi-processing capability of the RCX. At least that was my $0.02 during the brainstorming session for this packet. :) (...) If this (...) (23 years ago, 15-Dec-01, to lugnet.robotics.rcx.robolab, lugnet.edu, lugnet.dacta, lugnet.books, lugnet.robotics.scout, lugnet.robotics.vll)
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| |
| | Re: Forced to use IR Tower?
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|
(...) built into your (...) this is not (...) You understood me correctly. <snip> :-( (23 years ago, 13-Dec-01, to lugnet.robotics.rcx)
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| |
| | Re: Trigonometry and NQC
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|
Thank you for these posts! This idea of creating a table of arctangents is just what I need. I'll let everyone know how it works after I redesign the racer. (The prototype, designed for speed, experienced a significant mechanical shock when it (...) (23 years ago, 14-Dec-01, to lugnet.robotics.rcx.nqc)
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| | Re: Trigonometry and NQC
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|
Hi Richard, No, NQC does not implement any of the trig functions. However, you can do it yourself. The idea is to use a second order polynomial to approximate the sine function. You can get pretty good accuracy (within about 5%) if you break up the (...) (23 years ago, 12-Dec-01, to lugnet.robotics.rcx.nqc)
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| |
| | Re: Robot Controller
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I've posted a new version of Robot Controller ---the ideal companion to NQC for Mac OS X users--- with improved error handling. Also a better web page explaining how to use it. Download from: (URL) the way, has anyone tried it? It would be nice to (...) (23 years ago, 13-Dec-01, to lugnet.robotics.rcx)
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| | Re: Trigonometry and NQC
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|
(...) Hi Rich, Have a look at (URL) where you can find various tips around trig-functions under the restriction of integer values. Claude (23 years ago, 13-Dec-01, to lugnet.robotics.rcx.nqc)
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| | Re: Trigonometry and NQC
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|
(...) Hi Rich, there are no trig functions, because there's no float. I had the same problem and was able to approximate these values. I created two tables with the necessary values. The first table includes the values of the tangens of a angle. (...) (23 years ago, 13-Dec-01, to lugnet.robotics.rcx.nqc)
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| | Trigonometry and NQC
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|
Hi! I'm working on a project where a robot needs to travel a right triangle with unkown side lengths. Basically, the robot starts at a point in a room, travels perpendicularly toward a wall, turns 90 degrees left when it hits, and when it gets to (...) (23 years ago, 12-Dec-01, to lugnet.robotics.rcx.nqc)
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| |
| | Re: Forced to use IR Tower?
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|
(...) If I understand you correctly, you wish to use the IR port built into your laptop instead of the IR tower. To the best of my knowledge this is not possible. John Hansen (23 years ago, 12-Dec-01, to lugnet.robotics.rcx)
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| | Forced to use IR Tower?
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|
Hi all, sorry if off-topic, but perhaps anybody knows if there is anyway to communicate with RCX through my laptop ir port. Actually I connect with my Palm through COM4, but when I set Bricxcc to this port says can't find robot. Thanks Francis (23 years ago, 12-Dec-01, to lugnet.robotics.rcx)
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| | Robot Controller
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This message announces the first beta release of Robot Controller, a new Mac OS X application for testing and controlling RCX-based robots (with the standard firmware). Download it from: (URL) me what you think! Barney. (23 years ago, 11-Dec-01, to lugnet.robotics.rcx)
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| |
| | Re: learning RoboLab (long)
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|
1. Click www.lego.com/dacta/I...tabase.asp 2. Click the "Quick" button. 3. Click "Search" button. (...) (23 years ago, 10-Dec-01, to lugnet.robotics.rcx.robolab, lugnet.edu, lugnet.dacta, lugnet.books, lugnet.robotics.scout, lugnet.robotics.vll)
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| | Re: learning RoboLab (long)
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I could not get anywhere with this link. How do you get to the docs? 5.e. Invent & Investigate Database www.lego.com/dacta/I...tabase.asp Activities in the form of student challenges. The Teacher Notes sections show programming examples. 27 (...) (23 years ago, 10-Dec-01, to lugnet.robotics.rcx.robolab, lugnet.edu, lugnet.dacta, lugnet.books, lugnet.robotics.scout, lugnet.robotics.vll)
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| | Re: learning RoboLab (long)
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(...) Miles, thanks for posting that long catalog of available reference material for ROBOLAB. I too have been through the frustrating experience of finding learning resources. ROBOLAB is good software because it is in the spirit of LEGO, where you (...) (23 years ago, 9-Dec-01, to lugnet.robotics.rcx.robolab, lugnet.edu, lugnet.dacta, lugnet.books, lugnet.robotics.scout, lugnet.robotics.vll)
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| | learning RoboLab (long)
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The following learning resources apply to Lego Dacta's RoboLab "Mindstorms for Schools" programming software, version 2.5 where indicated, otherwise, earlier versions: 1. Dacta RoboLab Teacher's Guides Printed paper books. Detailed instructions for (...) (23 years ago, 8-Dec-01, to lugnet.robotics.rcx.robolab, lugnet.edu, lugnet.dacta, lugnet.books, lugnet.robotics.scout, lugnet.robotics.vll)
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| | USB, Windows, legOS
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|
Attention everyone trying or have gotten the USB IR tower to work under windows running legOS. I have some patches from at certain Jin Sato that are supposed to allow one to upload programs and the legOS kernel via the USB IR tower. First off I am (...) (23 years ago, 7-Dec-01, to lugnet.robotics.rcx.legos)
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| |
| | BricxCC release 3.3.2.13
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|
Yesterday, I uploaded release 3.3.2.13 of BricxCC to my website: (URL) version fixes the access violation on calling the UpgradeRegistry method at startup (not all users encountered this problem). I am beginning to implement the "save desktop" (...) (23 years ago, 4-Dec-01, to lugnet.robotics.rcx.nqc)
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| |
| | Re: legOS on Mac OS X
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|
(...) If I remember correctly, the tty devices will block in open() until they see some handshake (perhaps DCD) from the other side, while cu devices open right away and ignore handshake. I'd suggest taking a look at the code that initializes the (...) (23 years ago, 4-Dec-01, to lugnet.robotics.rcx.legos)
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| |
| | Re: legOS on Mac OS X
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|
(...) 8?) Only suggestion I have here is the Darwin developer mailing list(s). Or even the doco with their version may explain how to build a cross-compiler. They may have removed support, though unlikely if configure accepted the h8 target. They (...) (23 years ago, 3-Dec-01, to lugnet.robotics.rcx.legos)
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| |
| | Use RCX-ROM-image in a H8/3294?
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|
Hi all, I downloaded and decompiled the ROM-image of my RCX. It uses a H8/3292 which is only available as a Mask-ROM-type. When I look at the code (and at (URL) of course) and compare the addresses with the adress space map in the datasheet of the (...) (23 years ago, 3-Dec-01, to lugnet.robotics.rcx)
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| |
| | Re: legOS on Mac OS X
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|
(...) Dave, first thank you for NQC and its Mac support. If only its collegues weren't such a headache! I am using a serial tower with a Keyspan adapter and the setup works great for NQC following your readme file. I had been wondering though, (...) (23 years ago, 3-Dec-01, to lugnet.robotics.rcx.legos)
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| | Re: legOS on Mac OS X
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|
(...) I was able to get NQC working with the USB tower under Mac OS X pretty easily. IMHO, support for an application to directly access USB devices is pretty good. If anyone is trying this, feel free to grab the OSX/USB code I wrote for NQC (...) (23 years ago, 3-Dec-01, to lugnet.robotics.rcx.legos)
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| | Re: legOS on Mac OS X
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|
(...) You mean USB on Mac OS X, or the USB tower specifically on any platform? You are really screwed if you need a serial driver on OS X. Since no serial hardware exists on post-98 Apple machines, OS X omits the legacy serial driver APIs. USB is (...) (23 years ago, 3-Dec-01, to lugnet.robotics.rcx.legos)
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| |
| | Re: legOS on Mac OS X
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|
(...) Looks like you're probably the first to try this, so good luck! But if the Darwin version of cc can be built to support the h8, you're still gonna have to (most likely) make changes to firmdl & dll programs to get them working with the Mac. Do (...) (23 years ago, 2-Dec-01, to lugnet.robotics.rcx.legos)
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| | Re: legOS on Mac OS X
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|
I haven't tried this, but, you should probably get the gcc source from the Apple CVS server? (URL) heard that they were folding their Darwin modifications back into the real gcc source, that's why gnu.org isn't shipping it yet. For now the Apple CVS (...) (23 years ago, 2-Dec-01, to lugnet.robotics.rcx.legos)
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| | Re: legOS on Mac OS X
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|
ROSCO, I realise that would indeed be helpful! Didn't want a long and boring first post however... I've basically having a problem bulding gcc as a cross compiler. I started with the legOS HOWTO pages at (URL) . There it suggests using (...) (23 years ago, 2-Dec-01, to lugnet.robotics.rcx.legos)
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| |
| | Re: Problems with BricxCC release 3.3.2.12
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|
(...) I'd be happy to leave the MDI world behind and switch to a tabbed page control for handling multiple files. But I would need to get a feel from the user community to see whether that would be a problem. There are some known problems with (...) (23 years ago, 2-Dec-01, to lugnet.robotics.rcx.nqc)
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| |
| | Re: Problems with BricxCC release 3.3.2.12
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|
(...) I've discovered a really stupid bug in my code that was causing the access violations in version 3.3.2.12. This bug has been there since I introduced the registry upgrade feature (3.3.2.2) as far as I can determine. It has been fixed but I (...) (23 years ago, 2-Dec-01, to lugnet.robotics.rcx.nqc)
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| |
| | Re: COLOR light sensor
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|
I’ve send an e-mail to Michael Gasperi. This is his answer: (...) So he can’t give the schematics because he has sold the copy rights to the magazine. the only way to get them is to buy this magazine. (23 years ago, 2-Dec-01, to lugnet.robotics.rcx)
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| |
| | Re: Problems with BricxCC release 3.3.2.12
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|
(...) Will, it doesn't crash on my system, too. But I have to complain about the way maxed windows are handled. Try the following: - open new window - max it (now you can re-min it, too) - you see the little waving guy in the menu - open a new 2nd (...) (23 years ago, 2-Dec-01, to lugnet.robotics.rcx.nqc)
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| |
| | Re: Problems with BricxCC release 3.3.2.12
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|
(...) Thanks for testing BricxCC, John. I appreciate it greatly. I'm glad it is working for at least some users. :-) John Hansen (23 years ago, 2-Dec-01, to lugnet.robotics.rcx.nqc)
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| |
| | Re: Problems with BricxCC release 3.3.2.12
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|
(...) Hi John: As you requested I just tried out your latest ver. 3.3.2.12. I have a P2 450, 256 megs of ram. A Radeon 7200, driver ver. 6.13.3276. My desktop is set at 1024 by 768. I just wrote a quick little program, downloaded to my RCX and ran (...) (23 years ago, 1-Dec-01, to lugnet.robotics.rcx.nqc)
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| |
| | Problems with BricxCC release 3.3.2.12
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|
I've had reports of access violations and run time error 217 when trying to execute BricxCC version 3.3.2.12 (i.e., the most recently released version). It runs fine on my development machine but it exhibits this behavior on another PC in my house. (...) (23 years ago, 1-Dec-01, to lugnet.robotics.rcx.nqc)
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| | Re: Output to Display
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|
You can also set the display in RL2.5 Programmer as: Functions > Rcx Communications > Set Display Another cool way to find quickly the function is by selecting the function by name. On any of the function displays, click on the search button (...) (23 years ago, 30-Nov-01, to lugnet.robotics.rcx.robolab)
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| |
| | Re: legOS on Mac OS X
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|
(...) Seb, It would help if you posted info about what you've tried, and what the results were. I don't use OS X, but I know a lot about FreeBSD, which by most accounts is fairly close to Darwin. I suspect a few others here know even more 8?) (...) (23 years ago, 30-Nov-01, to lugnet.robotics.rcx.legos)
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| |
| | Re: where to buy individual parts?
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|
(...) Beware! A normal serial cable, with the attachment screws on each side of the D-shell, doesn't fit down the recess on the back of the tower (or at least, mine doesn't). regards, Ian SMith (23 years ago, 29-Nov-01, to lugnet.robotics.rcx, lugnet.robotics.rcx.legos)
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| | Re: where to buy individual parts?
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(...) right. (...) Look here: (URL) lucky, three of them and they even got email (compare that to France where the only Dacta dealer hides behind a fax). (...) Generally yes, though with rotation sensor you might be out of luck. (...) There's (...) (23 years ago, 30-Nov-01, to lugnet.robotics.rcx, lugnet.robotics.rcx.legos)
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| | Re: where to buy individual parts?
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|
One more thing, this is why I am going to move to USA from Japan because I can buy LEGO in cheapest price and fast way, then I can have a big place to test my RCX Controlled LEGO Train Projects, some of them need over 5m x 5m, I have no way to debug (...) (23 years ago, 30-Nov-01, to lugnet.robotics.rcx, lugnet.robotics.rcx.legos)
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| | Re: where to buy individual parts?
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If you want to buy something out of USA in (URL) to find a friend in USA and ask she/he repack and send items to you, I did like this. Most of sellers in (URL) can send items to any countries, I did many times. For (URL) discussion with seller, (...) (23 years ago, 30-Nov-01, to lugnet.robotics.rcx, lugnet.robotics.rcx.legos)
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| | Re: where to buy individual parts?
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|
In lugnet.robotics.rcx, Zhengrong Zang writes: There are some problems though... (...) Tends to only offer a very limited range of products (in the UK at least) - trying to get hold of some parts from there, like rotation sensors, seems to be (...) (23 years ago, 30-Nov-01, to lugnet.robotics.rcx, lugnet.robotics.rcx.legos)
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| | Re: where to buy individual parts?
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|
Hi, Try (URL) / (URL) luck! Zhengrong (...) (23 years ago, 30-Nov-01, to lugnet.robotics.rcx, lugnet.robotics.rcx.legos)
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| | Re: COLOR light sensor
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|
(...) Hi Philo, as I pointed out, Mike has published the color-sensor somewhere in an article. You should send him a mail and ask where you can find the schematics and perhaps the PCboard. Claude (23 years ago, 30-Nov-01, to lugnet.robotics.rcx)
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| | Re: COLOR light sensor
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|
Hi Claude, I visited Mike's site and found nothing... where did you see this ? Philo (...) (23 years ago, 30-Nov-01, to lugnet.robotics.rcx)
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| |
| | Re: Can I use LegOS with CyberMaster?
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|
(...) That is not possible, the Cybermaster has the firmware in ROM and very little (a few hundred bytes) RAM. (...) It doesn't. (...) The only one is NQC. Jürgen (23 years ago, 29-Nov-01, to lugnet.robotics.rcx.legos)
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| | Re: COLOR light sensor
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|
(...) (URL) Jürgen Stuber <stuber@loria.fr> (URL) (23 years ago, 29-Nov-01, to lugnet.robotics.rcx)
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| |
| | Re: Output to Display
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|
Alan (...) LCD (...) Yup. In RL2.5 Investigator, select through the palettes as follows: Datalogging & motors > RCX Communications > Set Display. The 'Set Display' icon looks like the RCX's LCD panel. You need to hang two modifiers off it. On the (...) (23 years ago, 29-Nov-01, to lugnet.robotics.rcx.robolab)
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| | Re: BricxCC release 3.3.2.12
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(...) I guess I don't see so close a tie between the NQC code in a .NQC file and the brick type, port number, and program slot. A program running on RCX in slot 3 downloaded via COM4 could just as well run on an RCX2 in slot 1 downloaded via USB2. (...) (23 years ago, 29-Nov-01, to lugnet.robotics.rcx.nqc)
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| |
| | Re: BricxCC release 3.3.2.12
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(...) In the simplest implementation (i.e., the one I'm likely to write) if you double click on an NQC file it will always open a new instance of BricxCC. That's the way it works right now. I may have it always bypass the "search" form when opening (...) (23 years ago, 29-Nov-01, to lugnet.robotics.rcx.nqc)
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| | Re: BricxCC release 3.3.2.12
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Hi John, I haven't installed the new version yet. Just a comment on my request. Your idea seems OK. However, this means you need two read two files. If I would have a look into my old.nqc file two months later I would see directly what settings (...) (23 years ago, 29-Nov-01, to lugnet.robotics.rcx.nqc)
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| | Re: COLOR light sensor
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how about that.... that’s exactly the sensor I meant. How/where can I find this Mike Gasperi? (...) (23 years ago, 29-Nov-01, to lugnet.robotics.rcx)
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| | Can I use LegOS with CyberMaster?
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I have CyberMaster and want to program my unit in C++. I use Linux platform. How does the command for Mindstorm work on CyberMaster? Is it other program that I can use? rik (23 years ago, 29-Nov-01, to lugnet.robotics.rcx.legos)
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| | RE: BricxCC release 3.3.2.12
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(...) I think that's a reasonable approach. If I send a .nqc source file to someone using a CyberMaster connected to a diferent COM port, then this is a better solution. Also, by sending a .nqc that usually goes to Program 5 on my RCX, it won't (...) (23 years ago, 29-Nov-01, to lugnet.robotics.rcx.nqc)
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| | legOS on Mac OS X
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Has anyone successfully installed legOS on Mac OS X? The OS has a FreeBSD UNIX-based layer, called Darwin, so I've heard that it shouldn't be too hard. Only, I'm finding that it is... My UNIX experience isn't vast, so I feel like I've tried (...) (23 years ago, 28-Nov-01, to lugnet.robotics.rcx.legos)
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| | Re: COLOR light sensor
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(...) Hi Philo and color light sensor interested people: I know that Mike Gasperi has designed an unexpensive super color-sensor based on an input-multiplexer which is driven by switching the RCX from passive to active sensor-mode all the time. The (...) (23 years ago, 29-Nov-01, to lugnet.robotics.rcx)
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| | Re: COLOR light sensor
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I toyed some time ago with the idea of colored leds to provide color information to RCX - I didn't construct anything yet. I intended to use R/V/B leds (the addition of an IR one is a good idea) with an RCX controlled cycling mechanism to light the (...) (23 years ago, 29-Nov-01, to lugnet.robotics.rcx)
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| | Compiling or linking problem
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I am having a problem compiling any program. I'll use helloworld.c that comes with legos as an example. This is the output of my terminal: $ make helloworld.lx /usr/bin/h830-hitachi-hms-ld -T ../boot/legOS.lds -relax -L/usr/lib/legOS/lib (...) (23 years ago, 29-Nov-01, to lugnet.robotics.rcx.legos)
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| | Re: COLOR light sensor
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(...) Would it not be better to have 3 'eyes' each with a different filter. Red, Blue and green coloured filters. We used to do this for digitizing. Doesn't this application following the same rules? Since each 'eye' would have a different reading (...) (23 years ago, 29-Nov-01, to lugnet.robotics.rcx)
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| | BricxCC release 3.3.2.12
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I've uploaded release 3.3.2.12 of BricxCC. A previous release (3.3.2.11) implemented support for COM5 through COM8. Existing users that have saved a default USB port will have to re-establish their default if they upgrade to this release. In (...) (23 years ago, 28-Nov-01, to lugnet.robotics.rcx.nqc)
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| | Output to Display
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Is there a way using Robolab to display the value of a timer on the RCX LCD display? Thanks, Alan (23 years ago, 28-Nov-01, to lugnet.robotics.rcx.robolab)
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| | Re: COLOR light sensor
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(...) VERY interesting! I was just talking with someone at the last SMART meeting how cool it would be if there was a colour light sensor. I can't wait to read more about it! Keep us informed how you do with it. I'm not exactly sure what a reading (...) (23 years ago, 28-Nov-01, to lugnet.robotics.rcx)
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| | Re: floating point operation
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(...) I suspect that when you look at the assembler code produced by the compiler you will find in the first instance it was able to optimize the FP multiply out of the inner loop since it didn't depend on the loop induction variable. Ie, it simply (...) (23 years ago, 28-Nov-01, to lugnet.robotics.rcx.legos)
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| | Re: floating point operation
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(...) I should clarify that this is true for the first version only. For some reason, the compiler does not optimize the second version in the same way. Anyways, what I see in the disassembly for the first version is a loop to 100 inside a loop to (...) (23 years ago, 28-Nov-01, to lugnet.robotics.rcx.legos)
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| | Re: floating point operation
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(...) Compiler optimization? At least, a disassembly of similar code showed me that that seemed to be the case. The compiler can see that t is not used. Try returning t, or copying t to a global before you return from main. That will make things (...) (23 years ago, 28-Nov-01, to lugnet.robotics.rcx.legos)
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| | Re: COLOR light sensor
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(...) Kick-ass idea! :) Plain or peanut? -Kekoa (23 years ago, 28-Nov-01, to lugnet.robotics.rcx)
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| | floating point operation
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I did some experiments with floating point operations and I was surprised when I tried this: int main(){ long t1; int i,j; float t; t1 = sys_time; for(j=0; j<1000; j++){ t=0.06; for(i=0; i<100; i++){ t=1.7*t; } } lcd_int((sys_time - t1)/1000); (...) (23 years ago, 28-Nov-01, to lugnet.robotics.rcx.legos)
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| | where to buy individual parts?
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Hi, My school currently has a robotics course that uses the RIS kits and LegOS. We're trying to expand the size of our class, and consequently need additional parts (and replacements for missing/broken parts) I've looked around on the lego homepage (...) (23 years ago, 28-Nov-01, to lugnet.robotics.rcx, lugnet.robotics.rcx.legos)
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| | Re: COLOR light sensor
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(...) I can own up to having done some work in this area. It isn't "available" yet because I haven't found an easily producible way to mount the LEDs yet. The device works as follows; The heart of the thing is a small PIC microcontroller which (...) (23 years ago, 28-Nov-01, to lugnet.robotics.rcx)
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| | COLOR light sensor
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A couple of day’s ago I heard about an COLOR light sensor for the RCX. I have searched on the Internet for this, but the only thing I could find was a NQC program for this sensor. Does anyone know more about this, has the schematics of this sensor, (...) (23 years ago, 28-Nov-01, to lugnet.robotics.rcx)
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| | Bug report and enhancement request for BricxCC
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Hi John, First of all, I want to tell you that I like to program in BricxCC. However, there are some minor things I would like to mention to you. There are four bugs (I think): When I click on the maximize icon the window got maximazed. But when I (...) (23 years ago, 28-Nov-01, to lugnet.robotics.rcx.nqc)
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| | Re: Problems with the USB tower
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Hi!Hary,I am sorry I replied to your mail from outside the lugnet list.Please reply to the list and I will make sure that I don't mess up. Regards, Rajendra (...) (23 years ago, 27-Nov-01, to lugnet.robotics.rcx.legos)
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| | Re: Problems with the USB tower
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Where'd you the get the patch for LegOS that can use the USB tower? - Hary (...) (23 years ago, 24-Nov-01, to lugnet.robotics.rcx.legos)
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| | Re: Extra 9V Motor
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(...) (23 years ago, 26-Nov-01, to lugnet.robotics.rcx)
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| | Extra 9V Motor
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Hi all, Where can I buy more LEGO 9V Motors? I cannot get it on legomindstorms.com and shop at home (LEGO). Yiu Thanks (23 years ago, 25-Nov-01, to lugnet.robotics.rcx)
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| | Re: Using USB Tower with Alternative Firmware
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(...) Here's where I'm at for NQC... Windows - The Lego driver does a pretty good job of making the tower look like a comm port but with a different name (\\.\LEGOTOWER1), although I believe calls to set the baud rate/parity/etc fail. MacOS 9 - no (...) (23 years ago, 22-Nov-01, to lugnet.robotics.rcx)
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