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 Robotics / RCX / 1940
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Subject: 
Re: IR header how optional
Newsgroups: 
lugnet.robotics.rcx
Date: 
Mon, 3 Feb 2003 14:17:36 GMT
Viewed: 
3069 times
  
... IR command packets like x 10:FE 10:FE
PBAliveOrNot work fine without headers ...
provided ...

From: "Mark Riley" <markril@hotmail.com>
Date: Sun, 2 Feb 2003 18:26:45 GMT ...
the raw byte sequence 0x10 0xEF 0x10 0xEF *does*
get the RCX to respond

Yes, I misspoke, indeed from a place of incomplete understanding, sorry, thanks
for helping.

I did mean to say x 10:EF 10:EF works fine.  Like you, if I try x 10:FE 10:FE,
I see it echoed but then I see no further reply.  And yes x 10:FE 10:FE was
what I saw in Kekoa's firmdl3.tar.gz firmdl3/rcx_comm.c rcx_wakeup_tower:
char msg[] = { 0x10, 0xfe, 0x10, 0xfe };

Subject: Re: IR header - A Detailed Explanation
Subject: Re: IR header how optional -- And Infrared "Warm Up"
From: "Dick Swan" <dickswan@sbcglobal.net>

This too is great stuff, many thanks.

Pat LaVarre



Message is in Reply To:
  Re: IR header how optional
 
(...) see ... (...) require (...) That's very interesting. And, I've managed to get replies to "headerless" packets as you describe, however... (...) with (...) I still don't see any response to 0x10 0xFE 0x10 0xFE. The even bytes (0xFE) are not the (...) (22 years ago, 2-Feb-03, to lugnet.robotics.rcx)

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