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 Robotics / RCX / NQC / 1201
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Subject: 
Re: problems with nqc under linux
Newsgroups: 
lugnet.robotics.rcx.nqc
Date: 
Wed, 15 Aug 2001 22:07:29 GMT
Viewed: 
5308 times
  
Looks like the data is getting garbled.

One guess would be that the port (under Linux) isn't handling odd parity
with 8 data bits correctly.  Is there any way you could connect this to
another computer using a null modem?  Preferably, use another machine/OS
that can reliably communicate with the RCX.  Let's say machine A is your
current one, and B is the second one...

1) type 'nqc -v -raw 10' on B, but don't press <return>
2) type 'nqc -v -raw 10' <return> on A
3) press <return> on B

(the idea is to have B's nqc command run right after A's starts
running).  Do the same test but with starting B just before A.  e-mail
me the log (or post them here) and I'll try to figure out what is wrong.

Dave Baum


Make sure to

In article <3B7A7177.503CF1A5@hs-harz.de>, Michael Wisse
<mwisse@hs-harz.de> wrote:

> Hallo!
> 
> Has anybody experiences with nqc for linux on notebooks?
> 
> I want to use nqc under linux on a notebook computer. I use a serial
> pcmcia card from socket communications. The serial port is configured as
> ttyS0 (irq 4 and io-adr. 0x03f8 are configured correct by pcmcia
> manager).
> The infrared tower is found by nqc, but it does not get a connection to
> the rcx.
> 
> The batteries of rcx and tower are ok, if I use nqc for win32 under
> WINDOWS 2000 over this pcmcia serial port, nqc has no problems to find
> the rcx.
> 
> The basic settings for this serial port seem to be o.k. under linux, I
> can control an external modem with this port and connect to an isp.
> 
> Only with nqc it does not work. Perhaps there are some special settings
> to do under linux with setserial for this port?
> 
> Here is the output from nqc under linux (Dave adviced to add this):
> 
> micha@spock:~ > nqc -v -raw 10
> Tx: 55 ff 00 10 ef 10 ef
> Rx: 00 ff 00 00 07 80 f7 ff
> Tx: 55 ff 00 10 ef 10 ef
> Rx: 00 ff 00 00 07 80 f7
> Tx: 55 ff 00 10 ef 10 ef
> Rx: 00 fe 00 00 07 80 e6
> Tx: 55 ff 00 10 ef 10 ef
> Rx: 00 ff 00 00 07 80 e6
> Tx: 55 ff 00 10 ef 10 ef
> Rx: 00 ff 00 00 07 80 f7
> Tx: 55 ff 00 18 e7 18 e7
> Rx: 00 ff 00 18 c6 10 c6
> Tx: 55 ff 00 18 e7 18 e7
> Rx: 00 ff 00 18 c6 10 c6
> Tx: 55 ff 00 18 e7 18 e7
> Rx: 00 ff 00 18 c6 10 c6
> Tx: 55 ff 00 18 e7 18 e7
> Rx: 00 ff 00 18 c6 10 c6
> Tx: 55 ff 00 18 e7 18 e7
> Rx: 00 ff 00 18 c6 10 c6
> No reply from RCX
> micha@spock:~ >
> 
> Thanks for advice and best regards.
> 
> Michael Wisse
> Hochschule Harz
> Fachbereich Automatisierung und Informatik
> Friedrichstraße 57-59
> D-38855 Wernigerode

--
reply to: dbaum at enteract dot com



Message is in Reply To:
  problems with nqc under linux
 
Hallo! Has anybody experiences with nqc for linux on notebooks? I want to use nqc under linux on a notebook computer. I use a serial pcmcia card from socket communications. The serial port is configured as ttyS0 (irq 4 and io-adr. 0x03f8 are (...) (25 years ago, 15-Aug-01, to lugnet.robotics.rcx.nqc)

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