 | | Re: How to implement continuous drive with NXT motors?
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I am not a NXT-G expert. I'm a programmer, so I moved to NBC pretty quickly. It's much easier for me to do things in a language than with graphics (not to mention the programs are 1/10 the size of NXT-G). Good Luck! David (19 years ago, 1-Jan-07, to lugnet.robotics.nxt)
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| | Re: How to implement continuous drive with NXT motors?
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"David Wallace" <dww.robotics@gmail.com> skrev i en meddelelse news:JB3HDF.3EL@lugnet.com... (...) I suppose you have to make the change between drive direction blocks by means of some "until sensor actuated" block, then? This was my very first (...) (19 years ago, 1-Jan-07, to lugnet.robotics.nxt)
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| | Re: Connect BT devices to the NXT without a passkey?
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In article <JAynn0.90L@lugnet.com>, Jordan Bradford <jordan_bradfordREMO VE_THIS_SPAM_THINGY@...tmail.com> writes (...) I have not tried this, but I would expect it to work. (...) Alas, this will not work. Bluetooth is just a means of carrying (...) (19 years ago, 31-Dec-06, to lugnet.robotics.nxt)
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| | Re: straight line differential drive code
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(...) Just one rotation sensor. The differential gives you the difference (hence the name) of the two sides. If it's zero, you're driving straight. A positive rotation means you are turning one way, and negative is the other. It's not pseudocode, (...) (19 years ago, 31-Dec-06, to lugnet.robotics)
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| | straight line differential drive code
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Does anyone have some RCX code to make a simple differential drive (2 independent motor/wheel combinations) with 2 rotation sensors drive straight. I'm sure it's been done many, many times before and I don't want to reinvent the wheel here. NQC or (...) (19 years ago, 31-Dec-06, to lugnet.robotics)
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| | straight line differential drive code
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Does anyone have some RCX code to make a simple differential drive (2 independent motor/wheel combinations) with 2 rotation sensors drive straight. I'm sure it's been done many, many times before and I don't want to reinvent the wheel here. NQC or (...) (19 years ago, 31-Dec-06, to lugnet.robotics)
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| | Re: Sending program by bluetooth
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Hi Jan, I had asked this question of John Hansen a while back. His response follows. Note that this reduced my connection time in BricxCC from 17 seconds to 3 seconds. "First use NeXTTool.exe to create a nxt.dat file like so: nexttool -listbricks > (...) (19 years ago, 30-Dec-06, to lugnet.robotics.nxt)
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| | Re: How to implement continuous drive with NXT motors?
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Hi David, For the motor block, did you choose "Unlimited" in the "Duration" field dropdown box? It defaults to 1 "Rotation". David Wallace "David List" <zerobuttons@gmail.com> wrote in message news:JB3A0n.2MH@lugnet.com... (...) block (...) (19 years ago, 30-Dec-06, to lugnet.robotics.nxt)
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| | How to implement continuous drive with NXT motors?
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Can anyone here help me get continuous drive with NXT motors? I am using NXT-G now, while getting a feel for Mindstorms NXT. I experience that I am unable to get continuous drive with the motors when shifting from one block to another. The speed (...) (19 years ago, 30-Dec-06, to lugnet.robotics.nxt)
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| | Sending program by bluetooth
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Dear All, I send a program compiled (NBC) with the Bricx Command Center to my NXT with a Bluetooth connection. It takes a relative long time before my NXT is ready to run. Is this normal? Can I improve this time? Regards, Jan Kromhout (...) (19 years ago, 29-Dec-06, to lugnet.robotics.nxt)
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| | lnp sending from rcx to pc problems
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hi, (1. PROBLEM) :o) i am trying to send something from my rcx to my pc(serial tower) via lnp. with my rcx program running i started lnpdump to see if anything arrives at my pc, but nothing seems to arrive. with my pc-side program i also cant (...) (19 years ago, 29-Dec-06, to lugnet.robotics.rcx.legos)
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| | NXT Optimized Array Handling
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There doesn't seem to be any information on the most memory-efficient or speed-effecient way to handle arrays in the NXT Executable File Specification. For example, if you want to create a multi-dimensional array, you use the opcode OP_ARRBUILD (...) (19 years ago, 28-Dec-06, to lugnet.robotics.nxt)
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| | Connect BT devices to the NXT without a passkey?
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Is it possible to connect BT devices to an NXT without using a passkey? The device I'm trying to use (a Nintendo Wii remote) doesn't use passkeys, AFAIK, since when I connect it to my PC I skip the pairing process. (19 years ago, 28-Dec-06, to lugnet.robotics.nxt, lugnet.robotics)
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| | Seymour Papert - Status
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All, In some unrelated correspondence, I received news that Dr. Papert was badly injured in Hanoi: (URL) Many of you know that Dr. Papert coined the term Mindstorms and was a key player in the early development of what became the RCX at MIT. I'm (...) (19 years ago, 27-Dec-06, to lugnet.robotics)
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| | Omni teaches physics.
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I've posted some project of mine, demonstrating how Steve Hassenplug's "Omni" can be used to teach some basic physics: (URL) Ziv NXTasy.org (19 years ago, 27-Dec-06, to lugnet.robotics.nxt)
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| | Re: NXT compatible bluetooth adapters
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(...) Unfortunately, I've got a dongle with Widcomm 5.1.0.1100 software. I need it for devices not supoorted by Win XP SP2 so I can't really go back. I assume that it the PC connects to the brick using the simple serial port profile (SPP) - Is this (...) (19 years ago, 26-Dec-06, to lugnet.robotics)
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| | Re: Bluetooth and windows 2000
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I am using a Compaq (HP) nc8000 laptop which has a built-in BT device and it works fine with Windows 2000, so BT should be OK on W2K (with the right device). "Patrick Levy" <patrick@omiccron.com.br> wrote in message news:J7HJJI.6x3@lugnet.com... (...) (19 years ago, 24-Dec-06, to lugnet.robotics, lugnet.robotics.nxt)
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| | Re: and the sine & cosine functions for the NXT
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(...) As explained on our pages, I am using CORDIC algorithm. This assures best accuracy and converges much more rapidly than Taylor. There is one trade-off though, because there is no bit shifting operation in the toolkit, I must do division (...) (19 years ago, 23-Dec-06, to lugnet.robotics)
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| | RE: and the sine & cosine functions for the NXT
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Maybe a cheap sollution, but if I have to draw a sine or cosine I wouldn't calculated. Well, I will calculate it once and put it in a table. Then draw the sine & cosine from the calculated coordinates from the table. Really fast. And, euh, nobody (...) (19 years ago, 23-Dec-06, to lugnet.robotics)
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| | Re: and the sine & cosine functions for the NXT
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(...) I'm doing a project using trig, but I was going for computer control. I may be able to use this though. Steve (19 years ago, 22-Dec-06, to lugnet.robotics)
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