NAME
lnpd - a LinuX Interface to the BrickOS Networking Protocol
SYNOPSIS
lnpd [-emseconds] [-f] [-l] [-mnumber] [-n] [-pport] [-r]
[-ttty_device] [-vlevel]
DESCRIPTION
lnpd is a LinuX daemon that allows multiple clients to connect to a
LEGO RCX running Markus L. Noga’s famous BrickOS (formerly legOS)
operating system and exchange messages using the LNP protocol.
OPTIONS
A summary of options understood by lnpd
-d Don’t go into background
-e|--extrawait={mseconds}
Extra wait time for lnp
-f|--fast
Run LNP at 4800 baud
-l|--log[=filename]
Enable logging to syslog or file
NOTE: filename of ’-’ means to log to stdout.
-m|--maxclients={number}
Set max number of lnpd clients (default 16).
-n|--nolock
Do not manage tty lockfiles.
-p|--port={TCP_Port}
Daemon should listen on port {TCP_Port}. Default is port 7776.
-r|--realtime
Run daemon in realtime mode.
-t|--tty={tty_device}
Use {tty_device}. Defaults to /dev/ttyS0.
-v|--verbosity={level}
Enable enhanced logging. Valid levels are: d, l, i, a, and c.
-h Show similar help text at command-line.
-u Show short usage message.
-V|--version
Display lnpd version
Mandatory or option arguments to long options are also mandatory
or optional for any corresponding short options.
FILES
/dev/ttyS0
The default device for lnpd. (Also See -t: in OPTIONS, above).
/usr/share/doc/lnpd/examples/lnptest.c
sample BrickOS code to be built and downloaded to your RCX. This
code allows you to quickly ascertain that the lnpd daemon is
working with your RCX and lnpd installation.
/bin/lnptest
a simple test program which uses lnpd to communicate with the
lnptest program downloaded into your RCX for testing with this
program.
SEE ALSO
You’ll find additional documentation in /usr/share/doc/lnpd (on Debian
GNU/Linux systems)
AUTHOR
lnpd was written by Martin Cornelius <Martin.Cornelius@t-online.de>
This man page was written by Stephen Moraco
<stephen@users.sourceforge.net>
January 16, 2005