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 | | Re: Multiplexing Input Circuit
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| A simple RC circuit will work for the reset. In your code, make the first time you turn on power to the sensor delay a little longer, and the delays between subsequent readings short. I was discussing this with a co-worker, and the possibilities of (...) (26 years ago, 13-Nov-98, to lugnet.robotics)
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firmware
(score: 1.564)
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| | Re: legOS
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| Just curious, and since you seem to have some information handy, where is the line between firmware and microcode drawn? Or is microcode also considered firmware? -Paul (...) (26 years ago, 30-Nov-98, to lugnet.robotics)
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firmware
(score: 1.564)
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| | Re: legOS
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| (...) Er? Since when you rewrite the firmware, you can take full control of the i/o pins of the H8, it seems perfectly possible to me to drive inputs as outputs and fry something you didn't mean to fry... You have to be careful to make sure you (...) (26 years ago, 26-Nov-98, to lugnet.robotics)
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firmware
(score: 1.564)
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| | Re: legOS
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| (...) I don't think whether license agreements/intellectual property rights apply to firmware is being questioned. Just whether the license provided by Lego even says anything at all about the firmware. (26 years ago, 27-Nov-98, to lugnet.robotics)
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firmware
(score: 1.564)
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| | Re: moving in a straight line with two motors?
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| (...) kp> There needs to be a link to this somewhere: kp> Peter Phillips pointed out a long while back (my messages from him are kp> dated Sep 21) that the specs to the chip are here: (...) kp> drivers. OK, 500mA per driver. Which, if the rest of my (...) (26 years ago, 13-Nov-98, to lugnet.robotics)
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firmware
(score: 1.564)
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| | RE: legOS
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| Pardon me for butting in on this thread, but hasn't Markus written a new operating system that doesn't use the Lego firmware? Isn't he operating against the chip? As long as Markus didn't copy the firmware, his operating system should be able to (...) (26 years ago, 30-Nov-98, to lugnet.robotics)
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firmware
(score: 1.564)
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| | RCX firmware size?
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| Did anyone know the size of the firmware (firm0309.lgo) once downloaded in the RCX? The file size says 45 kbytes, but the display on the RCX shows 1700. these two numbers do not match, which one is the correct one? and is 1700 expressed in byte? (...) (26 years ago, 7-Jan-99, to lugnet.robotics)
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firmware
(score: 1.564)
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| | RE: LEGO releases developer kit
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| Hey, how's your ping pong ball shooter working? I've spent so much time monkeying with the firmware I haven't actually built many robots. I did stop by the local toy store and pick up a few extra sets for spare parts though. They were having a 20% (...) (26 years ago, 20-Nov-98, to lugnet.robotics)
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firmware
(score: 1.564)
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| | Re: legOS
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| (...) Well ain't that the point?? If the software is copyrighted, the firmware would fall under that too. (26 years ago, 27-Nov-98, to lugnet.robotics)
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firmware
(score: 1.563)
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| | RE: legOS
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| (...) I don't think TLG has much to gain by trying to stop replacement software/firmware for RCX. However it seems much more likely that they would try to prevent the use of the name "lego" in legOS. I used to work for a company that had a very (...) (26 years ago, 30-Nov-98, to lugnet.robotics)
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firmware
(score: 1.562)
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| | legOS?
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| What is the legOS? New firmware? Where can I find it. (26 years ago, 7-Dec-98, to lugnet.robotics)
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firmware
(score: 1.562)
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| | Re: using firmdl under win95
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| I don't know about firmdl, but there's a firmware download utility as part of the rcxutil package for nqcc. Just grab the windows version of rcxutil for the executable, or grab the main source distribution if you want to build it yourself. Here's (...) (26 years ago, 2-Dec-98, to lugnet.robotics)
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firmware
(score: 1.562)
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| | Re: legOS
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| (...) I'd have to disagree on this point. I write in assembler which manipulates register bits directly and is considered software. Firmware is simply software that does NOT reside on magnetic media. (...) Jim West NIC Team Lead MCI Worldcom (...) (26 years ago, 1-Dec-98, to lugnet.robotics)
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firmware
(score: 1.562)
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| | Re: legOS
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| (...) I'm not going to touch the legal issues being talked about, but let me try to address the technical ones. A micro-processor (CPU) is composed of a bunch of registers, adders, buffers, memory I/O locations, etc. In order for anything to take (...) (26 years ago, 1-Dec-98, to lugnet.robotics)
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firmware
(score: 1.562)
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| | Re: inside rcx...
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| (...) Nope, it's an Hitachi H8/3294. It's an 8-bit microprocessor with 16K of ROM, 512 bytes of SRAM for firmware, and 32K of external SRAM for user code and other applications. Laurentino Martins [(URL) (26 years ago, 2-Dec-98, to lugnet.robotics)
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firmware
(score: 1.562)
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| | Definition of firmare [was: legOS]
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| Ok, my turn!!!! Hardware is the thing you can't change without a soldering iron or other tools. Software is what you think it is. Firmware is those things that are *both*: it's written like software, but you need to perform hardware-style actions to (...) (26 years ago, 1-Dec-98, to lugnet.robotics)
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firmware
(score: 1.562)
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| | RE: legOS
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| As I understand it, microcode is protected as software. It doesn't matter how you store it or distribute it, but the way it is used. If it consists of instructions for a computer, then it is considered to be a computer program and is subject to (...) (26 years ago, 30-Nov-98, to lugnet.robotics)
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firmware
(score: 1.561)
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| | RE: Firmware Problem
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| # :Dave Forrest wrote: # : # :> I installed the software on the computer and firmware on the RCX. # :> # :> Since then, my CD drive has crashed and I changed the # batteries on the # RCX. # :> Now, I cannot load programs again because the software (...) (26 years ago, 22-Feb-99, to lugnet.robotics)
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firmware
(score: 1.561)
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| | Re: Batteries?
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| Dominic Hawken writes: > >Newbie question with apologies if already answered somewhere. > > > >Has anyone tried NiMH rechargeables in the RCX? > > I have, with no problems so far - although I recall from the manuals that > they're not recommended. (...) (26 years ago, 1-Dec-98, to lugnet.robotics)
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firmware
(score: 1.561)
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| | Re: legOS
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| (...) I don't think there is any question of whether this is true or false. Only a question of whose lawyers and lobbyists have prevailed. In a similar vein have you noticed that a game title for PlayStation is available for rent from BlockBuster (...) (26 years ago, 30-Nov-98, to lugnet.robotics)
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firmware
(score: 1.561)
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