mirror of original libmodbus repo with GfA extensions

Stéphane Raimbault 51500e9307 Incremente the values of HEADER_LENGTH_[RTU|TCP] defines 16 years ago
debian 99b4e417e5 Updated NEWS and package files for the 2.0.3 release. 15 years ago
src 51500e9307 Incremente the values of HEADER_LENGTH_[RTU|TCP] defines 15 years ago
tests 51500e9307 Incremente the values of HEADER_LENGTH_[RTU|TCP] defines 15 years ago
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COPYING.LESSER a017c19f2a GNU licenses updated to the version 3. 15 years ago
ChangeLog f7cb1f06ce initial import 20 years ago
INSTALL 3d3e0a05f0 Add the boring INSTALL file from autotools 15 years ago
MIGRATION 51500e9307 Incremente the values of HEADER_LENGTH_[RTU|TCP] defines 15 years ago
Makefile.am e80dc40503 Rename modbus/ to src/ 15 years ago
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README f42f082761 Fix typo in README 15 years ago
TODO 6683bd4797 Check the number of points requested 15 years ago
autogen.sh 2a4c5bec68 Changes in autotools files 15 years ago
configure.ac e80dc40503 Rename modbus/ to src/ 15 years ago
libmodbus.spec 99b4e417e5 Updated NEWS and package files for the 2.0.3 release. 15 years ago
modbus.pc.in 8f51424ed5 - Update README, INSTALL and NEWS files 15 years ago
waf e80dc40503 Rename modbus/ to src/ 15 years ago
wscript e80dc40503 Rename modbus/ to src/ 15 years ago

README

==================
A groovy libmodbus
==================

Overview
========

libmodbus is a free software library to send/receive data with a
device which respects the Modbus protocol. This library can use a
serial port or an Ethernet connection.

The functions included in the library have been derived from the
Modicon Modbus Protocol Reference Guide which can be obtained from
Schneider at www.schneiderautomation.com.

The license of libmodbus is LGPL v3.
The licence of programs in the tests directory is GPL v3.

https://launchpad.net/libmodbus
http://copyleft.free.fr/wordpress/index.php/libmodbus/


Installation
============

WARNING, don't use the two build systems at the same time.

With autotools
--------------
The shell commands are './configure; make; make install'.

With Waf
--------
The build system is Waf (http://code.google.com/p/waf), the shell commandes are:
$ ./waf configure
$ ./waf build
$ sudo ./waf install

or 'waf' if you use a global Waf script.

The sources are built in the 'build' directory at the root of the
project source files.


Testing
=======

Some testing programs are provided in the tests directory, you can
freely edit the source code to fit your needs (it's Free Sofware :).

See tests/README for a description of each program.