superuser5 / mbtget

A simple Modbus/TCP client write in pure Perl.

NAME

mbtget - Simple perl script for make some modbus transaction from the command line.

DESCRIPTION

Modbus is a standard serial communication protocol used to interconnect industrial PLC (and a lot of other things). This module gives you access to TCP and RTU version of this protocol, through the MBclient object.

You can have a look at http://en.wikipedia.org/wiki/Modbus for details.

INSTALL

You can install this module from:

GitHub:

git clone https://github.com/sourceperl/mbtget.git
cd mbtget
perl Makefile.PL
make
sudo make install

DEPENDENCIES

This script requires no other module or librarie.

It's pure Perl code without any extension.

USAGE

read mbtget help

pi@raspberrypi ~ $ mbtget -h

read a word data at address 1000 on modbus server 127.0.0.1

pi@raspberrypi ~ $ mbtget -a 1000 127.0.0.1

values:
1 (ad 01000): 52544

read 10 words data at address 1000 on modbus server plc-1.domaine.net

pi@raspberrypi ~ $ mbtget -n 10 -a 1000 plc-1.domaine.net

values:
1 (ad 01000): 52544
2 (ad 01001): 33619
3 (ad 01002): 61010
4 (ad 01003): 11878
5 (ad 01004): 60142
6 (ad 01005): 21714
7 (ad 01006): 14182
8 (ad 01007): 64342
9 (ad 01008): 18511
10 (ad 01009): 59909

write a word value of 333 at address 1000 on modbus server 127.0.0.1 with dump mode active

pi@raspberrypi ~ $ mbtget -w6 333 -a 1000 -d 127.0.0.1
Tx
[10 01 00 00 00 06 01] 06 03 E8 01 4D
Rx
[10 01 00 00 00 06 01] 06 03 E8 01 4D

word write ok

BUGS

Thanks to report issues at https://github.com/sourceperl/mbtget/issues

AUTHOR

Loic Lefebvre, <[email protected]>

COPYRIGHT & LICENSE

Copyright 2014 Loic Lefebvre

The MIT License (MIT)

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.