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I can only speak from experience about programming languages that use the standard firmware, since that's all I've used. *Spirit.OCX (I've used VB and J++): The worst way to program in the standard firmware. non-intuitive syntax (even if you replace (...) (24 years ago, 14-Feb-01, to lugnet.robotics)
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| | Re: RIS 2.0 status
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But how can that be? It says on their RCX 2 SDK page that all these people can choose to get the RIS 2.0, to be released in Spring 2001. (...) (24 years ago, 14-Feb-01, to lugnet.robotics)
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| | RE: Programming languages
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What an interesting question, and I hope it solicits a comprehensive review from someone who has the breadth to understand and use them all. I use nqc all the time because it is SO easy. - thanks Dave! But, I would like the freedom offered by a (...) (24 years ago, 14-Feb-01, to lugnet.robotics)
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| | Re: Mac IR tower
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Greg, You can get the correct cable from Pitsco-LEGO/Dacta or make your own without too much difficulty. Regards, Lon (...) (24 years ago, 14-Feb-01, to lugnet.robotics)
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| | Mac IR tower
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What would be the best way to hook up the IR tower to a non-USB mac? Thank You, Greg Ericksen (24 years ago, 14-Feb-01, to lugnet.robotics)
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| | Re: RIS 2.0 status
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I don't think so, I called LEGO and asked them some weeks ago, they told me it woulden't be available until fall!! Christian (...) (24 years ago, 14-Feb-01, to lugnet.robotics)
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| | RIS 2.0 status
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Can anyone comment here on the status of the so-called 2.0 system. Can they be purchased yet? If so, where? TIA Harley Myler (URL) (24 years ago, 14-Feb-01, to lugnet.robotics)
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| | RE: IR tower problems
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(...) One technique that is forgotten in the days iof surface mount is to use a sacrificial connector. Back in the olden days, when we updated a BIOS by changing the actual chip (no FLASH then) we would often put the chip in a second socket, or put (...) (24 years ago, 14-Feb-01, to lugnet.robotics)
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| | Re: IR tower problems
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A lot of computer connectors are designed for "installation" connection, not repeated connect and disconnect. I would suggest you install a short male to female "pigtail" cable to relieve wear and tear on your already failing connector. Use of such (...) (24 years ago, 14-Feb-01, to lugnet.robotics)
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| | Re: IR tower problems
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(...) If you open up the computer, you should be able to push them back into place from the back of the connector. However, once they get displaced like that, it'll happen more and more often. In the end, you'll have to push the tower cable into the (...) (24 years ago, 14-Feb-01, to lugnet.robotics)
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| | IR tower problems
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WHile i was plugging in the cable for the IR tower, i heard a snap and noticed that some pins on the plug got shoved halfway into the computer. How should i fix this. Also If i were to get a USB adapter for the plug, and plugged it into the (...) (24 years ago, 14-Feb-01, to lugnet.robotics)
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| | Re: Walkers
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(...) The possibilities are endless. I would start with the sensor and move on from there. The stability and accuracy (precision) requirements will depend heavily on the robot configuration. It does not need to have pointed feet like a ballerina (...) (24 years ago, 14-Feb-01, to lugnet.robotics)
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| | Re: Building a computer from Lego's
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(...) The two gates he presents seem a little complex and bulky. I think the reason is the choice of representation for the logic levels 0 and 1...and perhaps even the idea of base-2 arithmetic at all. It seems to me that if you chose '0' to be (...) (24 years ago, 14-Feb-01, to lugnet.robotics)
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| | Re: Walkers
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(...) Well, I think your software has to be able to predict (mathematically) what will happen to the robot and the pendulum as it accellerates the motor. You can't rely on the simple "if pendulum in middle all is well" thing. You need to know the (...) (24 years ago, 14-Feb-01, to lugnet.robotics)
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| | RE: Oops! Darn diode/fuse
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Heh...I left out the key word...That being what's the "MAXIMUM" voltage and/or mA it'll take. I want those 'lil motors running with max torque/output -but I'd rather not fry my RCX's 'lil brain. And even #24 guage is just a wee bit too big for (...) (24 years ago, 14-Feb-01, to lugnet.robotics)
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| | Re: Walkers
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I don't know much about mechanics or walkers, but what about a gyro device that's more stable than a rotational sensor. Surely someone out there would know how to use one of these to "balance" a walker. Of course this means powering the gyro to spin (...) (24 years ago, 13-Feb-01, to lugnet.robotics)
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| | Re: Rope Climbing and Can Crushing at BrickBots.Com
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(...) [SNIP] (...) Good idea, but the rules specify that the robot can not start with a store of human provided potential energy (Aside from the batteries in the RCX if you want to be technical). The large weight waiting to drop would be a bunch of (...) (24 years ago, 13-Feb-01, to lugnet.robotics)
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| | Re: Rope Climbing and Can Crushing at BrickBots.Com
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(...) I don't have the time to work on this, but I see a relatively simple way to do this that might work well. Build a column to stack all 3 cans into. Place 3 "spikes" roughly dead center at each can, the RCX powers a bar that moves the spikes in (...) (24 years ago, 13-Feb-01, to lugnet.robotics)
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| | Re: Rope Climbing and Can Crushing at BrickBots.Com
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Hi There, Hmm, you found the loophole! Okay, the rules have been changed to indicate that all cans must be crushed at least 50%. This should prevent the instant win, but still keep the formula as it was. The updated formula is a good one, but since (...) (24 years ago, 13-Feb-01, to lugnet.robotics)
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| | Re: Building a computer from Lego's
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Sorry if this one has been suggested: (URL) have seen two others, but searches came up empty and didn't someone post a brick sorter that read in a sequence of 1x2 tiles to produce an "order" to be "picked" from hoppers of different colour? Couldn't (...) (24 years ago, 13-Feb-01, to lugnet.robotics, lugnet.general)
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