 | | Re: IRPD sensors and LegOS (long)
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Since IRPD doesn't use the upper half of the sensor range (above 512), it looks like it could easily be multiplexed with a touch sensor. Has anyone tried this? (I would try it myself, but I haven't bought an IRPD [yet!].) (...) -- ___...___ $50,000 (...) (24 years ago, 30-Aug-00, to lugnet.robotics.rcx.legos)
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| | IRPD sensors and LegOS (long)
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Well, after much frustration and a great deal of help from the very wise Rossz, I was finally able to get up and running w/ DJGPP and LegOS 0.2.4 The first thing I did was write a program to use with Pete Sevcik's IRPD proximity detectors that he (...) (24 years ago, 30-Aug-00, to lugnet.robotics.rcx.legos)
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| | Vision Command Wires
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Vision Command is a monster install. Mine crashed when it got to the part where you plug in the camera and it does the hardware install. I was cheating a bit. My Logitec Pro camera has about a five foot cord, so I had a 10 foot extension. Since it (...) (24 years ago, 29-Aug-00, to lugnet.robotics.rcx)
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| | One Way/No Way wires
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Use of diodes to MUX two motors on a single output has been known for a long time. I have not seen a description of just putting the diode in the wire itself to make a One Way wire. If you use two you get a No-Way wire which does not sound useful. (...) (24 years ago, 29-Aug-00, to lugnet.robotics.rcx)
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| | Re: Linking failure when 'making' an lx file
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(...) Sorry about the extra stuff, the linking problem was due to the compiler trying to find the above link "___ucmpsi2". When I used h8300-hitachi-hms-nm I could see all the methods and links in my code, and this was the only strange looking one. (...) (24 years ago, 28-Aug-00, to lugnet.robotics.rcx.legos)
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| | Linking failure when 'making' an lx file
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Hi Can anyone tell me why I'm getting a linking failure when trying to compile my C code, in the standard way. The linker is failing to find a fucntion I have defined in my source: /usr/local/crossgcc/...chi-hms-ld -T ../boot/legOS.lds -relax (...) (24 years ago, 28-Aug-00, to lugnet.robotics.rcx.legos)
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| | Motor Sticking
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Hello all, I don't remember if other people have posted about this or not but I'll ask anyway. I have 3 motors that all stall or will not start with out some help. Has anyone of Lego come up with away to fix this problem? My motors are 1-2 yrs old (...) (24 years ago, 28-Aug-00, to lugnet.robotics.rcx)
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| | Re: Using NQC with iBook
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(...) No extra cables needed. The PDA adapter's DB9 is a configured as a standard serial port. (...) Yep. Under MacOS, this is all you do. Lon (24 years ago, 28-Aug-00, to lugnet.robotics.rcx.nqc)
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| | Re: Blockin LNP calls
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(...) I guess I'm using lnp_logical_write then? That is, I include the standard lib_lnp.h file into my code and then link my app with liblnp.so.....does this answer your question? Is there a way in which I can call lnp_logical_write directly to test (...) (24 years ago, 28-Aug-00, to lugnet.robotics.rcx.legos)
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| | Re: Using NQC with iBook
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I use the Keyspan TWIN adapter (USB to serial port) along with a simple mac-to-pc style serial adapter (I think it came with a Pilot 1000 many years ago). The TWIN adapter is a bit pricey, but I bought it because it also works with externally synced (...) (24 years ago, 28-Aug-00, to lugnet.robotics.rcx.nqc)
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| | Re: Using NQC with iBook
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Okay, but don't I have to buy a second adapter so that the IR cable can fit in the Keyspan PDA adapter? Or like cut up and change positions of the IR-cable inputs? Or do I just have to buy an adapter, connect it, connect the IR tower, download NQC (...) (24 years ago, 28-Aug-00, to lugnet.robotics.rcx.nqc)
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| | Re: Blockin LNP calls
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(...) No, I meant lnp_logical_write, which is called from lnp_addressing_write. lnp_logical_write is not within the file lnp.c, which I guess you link into your app. This function is supposed to actually write to the serial device communicating with (...) (24 years ago, 28-Aug-00, to lugnet.robotics.rcx.legos)
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| | Re: Vision Command
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(...) It's possible, but I can't find a way to choose which VfW device to use. The options for tweaking the camera are very limited. I did get more sophisticated options during the install, but apparently that was my only chance to use them, cuz now (...) (24 years ago, 28-Aug-00, to lugnet.robotics, lugnet.robotics.rcx)
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| | Re: Vision Command
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(...) You can do what you want with the camera, but there's a 5 meter USB cord that has to be plugged into the computer if you want the camera to do anything. (24 years ago, 28-Aug-00, to lugnet.robotics, lugnet.robotics.rcx)
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| | Re: Vision Command
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Can the VC system be put on an autonomous bot? Or is there required power umbilical? Could I have it follow a light in a dark room, for example? --Jack Gregory Chris Osborn <fozztexx@pez.fullsystem.com> wrote in message news:Fzz80E.Bn7@lugnet.com... (...) (24 years ago, 28-Aug-00, to lugnet.robotics, lugnet.robotics.rcx)
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| | Re: Vision Command
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Can you use other cams with the lego software? I have an X10 wireless cam I'd like to use. -gyug (...) (24 years ago, 28-Aug-00, to lugnet.robotics, lugnet.robotics.rcx)
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| | Re: Blockin LNP calls
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(...) Sorry, I was using an unsigned char variable, this was just a remnant of some testing I did..... I tried a lot of variations ;-) (...) (24 years ago, 28-Aug-00, to lugnet.robotics.rcx.legos)
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| | Re: Vision Command
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(...) Yes, the driver that comes with the camera is a normal Video for Windows driver, so any software that you have that does Video for Windows should work fine. (24 years ago, 28-Aug-00, to lugnet.robotics, lugnet.robotics.rcx)
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| | Re: Blockin LNP calls
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(...) Yes, the problem is on the host PC (running Red Hat 6.2). What I cant figure out is how identical code works fine if I instantiate the wrapper class in a simple demo app, but once I try calling it form within my CORBA server, it blocks on (...) (24 years ago, 28-Aug-00, to lugnet.robotics.rcx.legos)
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| | Re: Vision Command
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(...) Can the camera be used as a standard webcan/pc camera useing normal software (24 years ago, 27-Aug-00, to lugnet.robotics, lugnet.robotics.rcx)
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