SQ50 patches for libsigrok
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Janne Huttunen 6bcb3ee876 Add protocol decoder for Cyrustek ES51919 LCR meter chip.
Add a protocol decoder for the Cyrustek ES51919 LCR meter chip.
This chipset (together with ES51920 front-end) is supposedly used
by multiple different portable LCR meters including at least
DER EE DE-5000, Yihua V&A VA520, Mastech MS5308, Uni-T UT612,
CEM DT-9935 and various OEM rebadges of them.

The communication protocol seems to be implemented on the Cyrustek
chip itself so all the different models are expected to use the
same protocol if they implement a host connection. Unfortunately
the protocol is not available in the public documentation of the
chipset, so this implementation is based on reverse engineering it
from traffic captures.

The actual connection between the meter and the host computer may be
different from meter to meter even when based on the same chip. This
module implements a decoder for the protocol and some common helper
functions for interfacing with the meter via an RS-232 serial port.
2014-10-13 00:56:11 +02:00
bindings bindings: Better error handling in enumeration get() function. 2014-10-07 15:15:17 +02:00
contrib Add some Agilent USBTMC PIDs. 2014-10-03 13:39:06 +02:00
include/libsigrok Add config key for output frequency. 2014-10-12 23:18:02 +02:00
src Add protocol decoder for Cyrustek ES51919 LCR meter chip. 2014-10-13 00:56:11 +02:00
tests unit tests: Fix build due to recent changes. 2014-10-03 20:11:47 +02:00
.gitignore python: Add documentation generation. 2014-08-10 15:47:13 +02:00
AUTHORS autotools: Don't use "foreign" option. 2013-03-17 13:15:56 +01:00
COPYING sr/srd: Move some files to their resp. dirs. 2011-12-30 11:14:05 +01:00
Doxyfile Makefile.am: Fix doxygen invocation in out-of-tree build 2014-08-17 12:58:39 +02:00
Doxyfile_internal Doxyfile/Doxyfile_internal: Ignore doxy/* when creating docs. 2013-12-27 15:50:27 +01:00
HACKING HACKING: Updates, some additions. 2013-11-04 01:14:56 +01:00
Makefile.am Add protocol decoder for Cyrustek ES51919 LCR meter chip. 2014-10-13 00:56:11 +02:00
NEWS NEWS: Add list of user-visible changes so far. 2014-05-06 20:28:21 +02:00
README README: Bump glib version to 2.34. 2014-10-12 19:59:41 +02:00
README.devices yokogawa-dlm: Integrate driver skeleton 2014-08-31 00:42:10 +02:00
autogen.sh GPL headers: Use correct project name. 2013-04-23 22:24:30 +02:00
configure.ac build: Require glib 2.34. 2014-10-08 23:14:01 +02:00
libsigrok.pc.in Always link against the math library. 2013-05-10 21:46:30 +02:00

README

-------------------------------------------------------------------------------
README
-------------------------------------------------------------------------------

The sigrok project aims at creating a portable, cross-platform,
Free/Libre/Open-Source signal analysis software suite that supports various
device types (such as logic analyzers, oscilloscopes, multimeters, and more).

libsigrok is a shared library written in C which provides the basic API
for talking to hardware and reading/writing the acquired data into various
input/output file formats.


Status
------

libsigrok is in a usable state and has had official tarball releases.

While the API can change from release to release, this will always be
properly documented and reflected in the package version number and
in the shared library / libtool / .so-file version numbers.

However, there are _NO_ guarantees at all for stable APIs in git snapshots!
Distro packagers should only use released tarballs (no git snapshots).


Requirements
------------

 - git
 - gcc (>= 4.0)
 - make
 - autoconf >= 2.63
 - automake >= 1.11
 - libtool
 - pkg-config >= 0.22
 - libglib >= 2.34.0
 - libzip >= 0.10
 - libserialport >= 0.1.0 (optional, used by some drivers)
 - librevisa >= 0.0.20130812 (optional, used by some drivers)
 - libusb-1.0 >= 1.0.16 (optional, used by some drivers)
 - libftdi >= 0.16 or libftdi1 >= 1.0 (optional, used by some drivers)
 - check >= 0.9.4 (optional, only needed to run unit tests)


Building and installing
-----------------------

In order to get the libsigrok source code and build it, run:

 $ git clone git://sigrok.org/libsigrok
 $ cd libsigrok
 $ ./autogen.sh
 $ ./configure
 $ make

For installing libsigrok:

 $ make install

See INSTALL or the following wiki page for more (OS-specific) instructions:

 http://sigrok.org/wiki/Building


Device-specific issues
----------------------

Please check README.devices for some notes and hints about device- or
driver-specific issues to be aware of.


Firmware
--------

Some devices supported by libsigrok need a firmware to be uploaded before the
device can be used. See README.devices for details.


Copyright and license
---------------------

libsigrok is licensed under the terms of the GNU General Public License
(GPL), version 3 or later.

While some individual source code files are licensed under the GPLv2+, and
some files are licensed under the GPLv3+, this doesn't change the fact that
the library as a whole is licensed under the terms of the GPLv3+.

Please see the individual source files for the full list of copyright holders.


Mailing list
------------

 https://lists.sourceforge.net/lists/listinfo/sigrok-devel


IRC
---

You can find the sigrok developers in the #sigrok IRC channel on Freenode.


Website
-------

 http://sigrok.org/wiki/Libsigrok