Subject:
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Re: Data-transfering RCX -> PC in LeJOS
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Newsgroups:
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lugnet.robotics.rcx.java
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Date:
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Wed, 13 Jun 2001 10:19:29 GMT
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Viewed:
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2621 times
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I made a small communication package which might help you.
See http://www.iau.dtu.dk/~lego/lego3/rcxcomm/index.html
Regards
Mathias Kjærgaard
"Roger Glassey" <glassey@ieor.berkeley.edu> wrote in message
news:GD5Kxq.G6G@lugnet.com...
| I hope you can solve your problem; I would be very interested in finding
| out how you did it. I also would like to upload large chunks of data
| from the RCX to calibrate the light sensor for example.
|
| In lugnet.robotics.rcx.java, Mathias N. Kjærgaard writes:
| >I'm trying to transfer some log-data from the RCX to the PC, using the
| >"Serial.sendPacket(byte[] aBuffer, int aOffset, int aLen)", but it does
not
| >seem to work with a packet-length bigger than approx.. 24 bytes.
| >The packet is constructed as a opcode-45 packet described in the "RCX
Opcode
| >Reference" which means that one packet can only contain 5 data-bytes(BIG
| >overhead).
| >
| >Why does the Serial.sendPacket() skip the bytes after aBuffer[24]?
| >
| >Has anybody made a package for data-transferring with the LeJOS, or done
| >some thinking about a "java.net"-alike API for the RCX?
| >
| >Mathias Kjærgaard
| >c973371@student.dtu.dk
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