Subject:
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Re: nxt interfaces with GPS using nxc or robotc?
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Newsgroups:
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lugnet.robotics.nxt
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Date:
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Wed, 18 Jul 2007 17:00:19 GMT
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Viewed:
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22202 times
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At 06:35 PM 7/17/07, Brian Davis wrote:
> In lugnet.robotics.nxt, Elizabeth Mabrey wrote:
>
> > I tried to interface my gps... using the NXC.
>
> Unless John Hansen does some significant rewriting of the FW again, I don't
> think you'll be talking to your GPS via NXC (or anything else based on the
> standard FW). The problem is that GPS units like to send strings of
> charecters,
> while the NXT FW wants to use specificly-formmatted messages direted
> to specific
> mailboxes. The only solutions I know of for networking a GPS to an
> NXT is pbLua
> (Ralph has done it, and posted how he did it to his website) and
> perhaps RobotC
> (but I can't remember if that's in there or not). It's something that's been
> asked for since... well, since a long time ago. But it looks like for now, it
> takes a 3rd party FW of some type.
I've been wanting to do this for quite some time. John suggested
using the IO map before, but I've never been able to get the data I
needed from there.
So, having played with LEGO's firmware, RobotC, and looking at other
options, the only solution I've found is Ralph's pbLua. I haven't
gone through it yet, but it appears he wrote up a pretty good
explanation for connecting to GPS right here...
http://www.hempeldesigngroup.com/lego/pbLua/pbLuaGPS.html
Steve
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Message is in Reply To:
 | | Re: nxt interfaces with GPS using nxc or robotc?
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| (...) Unless John Hansen does some significant rewriting of the FW again, I don't think you'll be talking to your GPS via NXC (or anything else based on the standard FW). The problem is that GPS units like to send strings of charecters, while the (...) (17 years ago, 17-Jul-07, to lugnet.robotics.nxt)
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