File: NEWS

package info (click to toggle)
ola 0.9.1-1.1
  • links: PTS, VCS
  • area: main
  • in suites: jessie, jessie-kfreebsd
  • size: 21,340 kB
  • ctags: 23,021
  • sloc: cpp: 129,922; python: 12,265; sh: 11,778; makefile: 2,288; ansic: 1,775; java: 518; xml: 214
file content (548 lines) | stat: -rw-r--r-- 21,694 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
21/6/2014 ola-0.9.1
 Features:
 * Pretty print IPV4 addresses within the Python RDM code.
 * Add some additional slot definitions and status messages.
 * Add a timestamp to model data filenames so they're unique.
 * Allow OSC ports to be looped.
 * Add the ability to reload plugins via RPC.
 * Added a plugin which uses the onboard UART.
 * Added a Python fade controller demo.

 API:
 * Change GetIdentifyMode to GetIdentifyDevice in the RDM API to clarify it's
   the IDENTIFY_DEVICE PID not the newer IDENTIFY_MODE one.

 RDM Tests:
 * Added the inter-test delay option to the Web UI.
 * Show transaction numbers in the responder tests to aid debugging
 * Don't warn about unknown slot definitions if they are manufacturer ones
 * Added a number of missing Get...WithData tests.

 Bugs:
 * Fix sensor numbering from 0 on web UI so it matches CLI
 * Fix the minimum and maximum level supported RDM tests
 * Stop the Python client throwing an AttributeError if the universe doesn't
   exist.
 * Ensure the RDM Model Collector works if the fixture doesn't have personality
   descriptions.
 * Only try and fetch supported params for manufacturer PIDs in the model
   collector.
 * Fix an issue with strings in hash maps on OS X 10.5
 * Ensure Rpc_pb2.py is always built.
 * Fix the recent code changes to work with FreeBSD, NetBSD and OpenBSD
 * Stop ola_trigger segfaulting at startup - #409

 Internal:
 * Convert stringstream to ostringstream where possible
 * Tidy up copyright messages so we're Debian compliant.
 * Correct FSF address within licenses
 * Removed #ifdefs from the installed headers.
 * Clean up the ShowNet code.
 * Added a JSON & JSON Schame parser.
 * Documented the RPC format.
 * First changes required to run on Windows.

1/3/2014 ola-0.9.0
 Features:
 * Added priority support for input ports - #259
 * Added DNS-SD registration support with both Bonjour and Avahi so that the
   OLA web UI appears as _http._tcp - #270
 * Added plugin for Renard serial protocol (Renard SS24, SS8, etc) - #277
 * Refactor sensor functionality in the software RDM responders and add a load
   average sensor to them and the SPI responder.
 * Add a class to represent MAC addresses and support for MAC address RDM types
 * Added pretty printing of sensor definition messages.
 * Added a --duration option to the show recorder - #255.
 * Add a warning if the firmware in an Enttec USB Pro widget doesn't support
   RDM - #275.
 * Print a warning if no Logic device is found when using the RDM sniffer.
 * Added support for the P9813 family of SPI pixels.
 * Show dashes in the CLI DMX monitor if a universe has fewer than 512
   channels.
 * Added initial support for the MilInst 1-553 interface.
 * Added a version option to all flags based commands; removed the -v verify
   short option from ola_recorder that clashed.
 * Added a dummy responder which implements the draft E1.37-2 PIDs.
 * Standardised all the following long arguments from _ to - in programs and
   completion: --skip_queued_messages --www_dir --log_directory
   --world_writeable
 * Standardised on --pid-location in Python programs and
   completion.

 API:
 * Added the ability to specify the priority of the DMX data in the C++ API -
   #266
 * Clean up of the C++ client API. deprecated ola::OlaCallbackClient.
 * Added a Version API.
 * Renamed DMXRecieved(sic) to DMXReceived in ola::Client
 * Renamed valiator(sic) to validator, incomming(sic) to incoming, mimimun(sic)
   to minimum and overiding(sic) to overriding, all of which may or may not
   have impact to APIs.

 RDM Tests:
 * Added more RDM responder tests to cover some slot related edge cases.
 * Log an error if we try and run an RDM test that doesn't exist.
 * Added the --inter-test-delay option
 * Added checks to the RDM tests to flag if non-printable characters are
   returned in any RDM strings - #262.
 * Fixed bugs in the MuteDevice, Fail & Startup mode tests.

 Bugs:
 * Build fixes for OS X 10.9 - #265.
 * Build fixes for FreeBSD 10.0-BETA3.
 * Fix the web and CLI UIs so they work if strings from RDM devices have
   unprintable characters in them - #263.
 * Fix a bug in the KiNet plugin - #276

 Internal:
 * Cleaned up the autotools configuration, `make distcheck` now works.
 * Cleaned up public header files.
 * Added configuration for Travis continuous integration.
 * Switched to using a custom generator for the C++ RPC Code.
 * Split PID data into 3 files.
 * Added more code documentation, cleaned up some new linter warnings.
 * Added the DISALLOW_COPY_AND_ASSIGN macro.
 * Refactor load average function out into system utils.
 * Switch the SPI RDM responders to using the core personality management code.
 * Renamed SetDecription(sic) to SetDescription in ola::Flags

Documentation:
 * Changed links from google code to github.
 * Added more doxygen comments.
 * Added more man pages.
 * Updated README, CONTRIBUTING and README.developer

22/10/2013 ola-0.8.33
 * Fix the build breakage when using XCode 5 (clang 500)
 * Save the SPI pixel count during shutdown
 * Fix E1.31 merge timeouts - #256
 * Fixed 2 bugs in the RDM responder tests.
 * Fix a bug where OLA wouldn't receive on ArtNet universe 0 - #260
 * Expose the source priority in the C++ API

29/9/2013 ola-0.8.32
 * Added more RDM responder tests to cover E1.37-1
 * Print the UID, manufacturer, model description, software version and 
   timestamp in the RDM test logs
 * Added pretty printing of slot info messages
 * Added support for new OSC formats
 * Added support for more than 4 ArtNet output ports
 * Added a simple ArtNet loadtest
 * Fixed a couple of bugs in the Dummy RDM responders
 * Added support for templates in the OSC target addresses.
 * Re-wrote the SPI backend with loads of new options.
 * Improved the performance of the RPC system on Linux, leading to a 1000x
   reduction in RPC latency and 4x speedup of the RDM tests.

12/8/2013 ola-0.8.31
 * Changed the max number of E1.31 ports to 128
 * Added support for the MilInst 1-463 interface.
 * Added support for the KMTRONIC usb device (ftdi clone).
 * Added more RDM responder tests for E1.37-1 PIDs
 * Display the OLA version in the RDM responder test output
 * Display the response param data length in the responder test output
 * Added new software RDM responders (Sensor, Dimmer, Moving Light, etc.)
 * Added slot info support to the software RDM responders
 * Updates to the Saleae Logic RDM sniffer
 * Fixed a crash when a USB device was unplugged - bug #248
 * Fixed sub device RDM request fan out - bug #246
 * Fixed universe garbage collection - bug #149
 * Added Bash completions of UIDs for the RDM commands
 * Change the examples and SLP programs to write errors to STDERR not STDOUT.
 * Renamed AllManufactureDevices(sic) to VendorcastAddress in UID interface
 * Add vendorcast and broadcast options to ola_rdm_discover.
 * Started commenting the codebase with doxygen
 * Added more man pages.
 * Added support for reset device to the web UI
 * Added more PIDs to the RDM model collector

16/6/2013 ola-0.8.30
 * Clean up olad signal handling to avoid race conditions.
 * Added support for the new Jese USB widgets
 * Fixed a bug in the python API which broke the RDM test server.
 * Fixed the E1.33 library install.
 * Add an OLA manufacturer specific PID to the Dummy RDM Responder.
 * Update the model collector to gather info on manufacturer specific PIDs.

29/5/2013 ola-0.8.29
 * Added KiNet output support.
 * Added support for the Karate USB devices.
 * More E1.33 enhancements
 * Added usage information to the json urls
 * Minor fixes to the RDM responder tests
 * Lint the entire C++ codebase.
 * Fixed various flaky unittests
 * Introduced a new command line flags handling
 * Print command classes in the RDM Responder tests
 * Fix a memory leak detected by the leak checker
 * Patches to build correctly on Android

20/4/2013 ola-0.8.28
 * Add support for the LPD8806 pixels using SPI.
 * Fix the build on OS X Lion 10.7 - #231
 * Fix the build with clang 4.2
 * Added a simple E1.31 load test tool
 * Added the first E1.33 (RDMNet) tools
 * Switched to using the new command line flags module in some programs.
 * Man page for dmxmonitor - #219
 * Rename ola_universe_stats to ola_uni_stats, standardising names
 * Bash Completions for all programs in ola and ola-rdm-tests
 * Various minor fixes of program help
 * Addition and standardisation of PID options between ola_rdm_get/set and
   e133_controller
 * Standardised all the following long arguments from _ to - in programs and
   completion: --long_name --plugin_id --port_id --preview_mode --list_pids
   --sub_device
 * Complete plugin and universe ids in completions and add options to
   ola_uni_info and ola_plugin_info to assist with this
 * Internal cleanup

2/3/2013 ola-0.8.27
 * Changed the arguments to dmxmonitor - #219
 * Build fixes for various platforms
 * Added a SLP implementation (not installed right now)
 * Updated E1.33 to work with the latest draft
 * Add a script to enforce code licences
 * Add the slp_sa_test program
 * Improved support for the RDM-TRI
 * Added support for using the loopback interface with the ArtNet plugin
 * Fixed some bugs in the RDM tests
 * Add configure time options to disable each plugin
 * Fixed a bug in the sniffer tool
 * Display the amount of time the RDM tests take in the web UI
 * Update to support automake 1.13
 * Show the plugin state and config file location on the web UI
 * Added support for the Enttec USB Pro Mk II.
 * Added an SPI plugin for driving LED pixels based on the WS2801 chip.

11/11/2012 ola-0.8.26
 * Added the OSC plugin
 * Fixed the bug with displaying the TRI serial number
 * Added a script to save and restore RDM settings for a rig
 * Added a script to compare RDM configuration at different times
 * Merged in hip's test refactoring changes - #215
 * Allow the number of E1.31 ports to be specified in the config file
 * Better RDM ACK_OVERFLOW support - #216
 * Fixes for the RDM Tests - #213, #214

9/10/2012 ola-0.8.25
 * Bug fixes for the RDM Responder tests
 * Add some missing files to the tarball
 * Rename the debian init scripts

3/10/2012 ola-0.8.24
 * Add support for soh.cz devices
 * Added the RDM model collector to the RDM Test Server
 * Enhance the RDM Responder Tests page
 * Clean up the Python Wrapper a bit
 * RDM Test fixes for devices with a personality with a slot count of 0
 * RDM Test fixes for some of the new E1.37-1 PIDs
 * Switched the Debian init script to use a pidfile
 * Added a Debian init script for the RDM Test Server

9/9/2012 ola-0.8.23
 * Added the ftdidmx plugin thanks to Rui Barreiros - #164
 * Debian package improvements from RenZO (init script)
 * RDM Test server is now installed if --enable-rdm-tests is used
 * Bug fixes in the RDM Test Server
 * Switched to the new logo
 * Fixed the build for gcc 4.7.1
 * Network library cleanup
 * Added the ola_universe_stats scripts

10/8/2012 ola-0.8.22
 * Added the first version of the RDM Test Server
 * Added a configure time option to disable unittests
 * Various fixes for the debian package files
 * Added a DMX Monitor to the web UI
 * Various fixes so that the FreeBSD build works
 * Moved all JSON generation code to a module
 * Defend against exhausting the connection pool in the web UI - #186
 * Fix errors with clang v3.1
 * Fixed a RDM discovery bug.

18/7/2012 ola-0.8.21
 * Fix the broken Eurolite plugin on Mac
 * Add a configure option to install the RDM tests
 * Add a configure option to downgrade warnings to non-fatal
 * Add support for the UID type to PID definitions
 * Add support for timestamps in the RDM sniffer
 * Ignore Enttec Sniffer devices within OLAD
 * Add a script to launch olad for the RDM tests
 * Add Mute/Unmute cases to the RDM tests
 * Added Discovery cases to the RDM tests

18/6/2012 ola-0.8.20
 * Fix uuid library detection - #187
 * Fix the Java build on Linux
 * Add some Robe RDM debugging
 * Print the version when olad starts
 * Fix the E1.31 tests

7/6/2012 ola-0.8.19
 * Simple Java API
 * Significant changes to the underlying I/O code
 * Add support for IPv4 RDM types
 * Configure time flag to disable the root check
 * Large Refactor of the E1.31 code to enable E1.33 later
 * Switched to using the standard command set for TRI devices - #171
 * Add support for multiple devices to the DummyPort - #178
 * Fixed a bug in the Dummy Responder - #184
 * Added --version to olad

01/03/2012 ola-0.8.18
 * Added RDM support for the Enttec USB Pro - #146
 * Added support for reading/writing RDM sniffer logs to a file
 * Fixed a bug in the Eurolite device - #165
 * Added support for multiple Open DMX USB devices (still Linux Only) - #166
 * Fixed a build error in the StageProfi widget - #169
 * Added an option to choose the NIC olad uses - #173
 * Add support for listing remote ArtNet nodes - #167

23/01/2012 ola-0.8.17
 * fix a bug in the RDM sniffer
 * change olad not to fail if it can't create the preferences directory
 * fix the ArtNetTest if stdin receives data

19/01/2012 ola-0.8.16
 * Added a configure test for the python google.protobuf module
 * Added the ola_trigger program
 * Changed the ForceDiscovery rpc to only return once discovery completes
 * Fixed ArtNet RDM discovery so DMXWorkshop works correctly - #160
 * Fixed a memory leak in the ArtNet RDM implementation
 * Add an option for using the limited broadcast address for ArtNet dmx data
 * Add an option to ignore specific USB serial devices
 * Added a program to sniff traffic using the RDM USB Pro
 * Added many more unit tests for the ArtNet plugin
 * Fixed build warnings found by newer versions of clang
 * Fix a bug in the RDM discovery code for the Robe Widget

12/12/2011 ola-0.8.15
 * Add DMX IN support for the Robe widget - #156
 * Add an option to send DMX during RDM tests - #153
 * Add basic support for sending ArtNet timecode - #150
 * Added a DMX keypad to the mobile UI, thanks to Chris Stranex
 * Fix a race condition in the WidgetDectectorThreadTest
 * Fix compile errors with new versions of clang
 * Fix compile errors with new versions of gcc - #158
 * Fix the python tests so they pass with macports
 * Update debian package configs
 * Use relative paths in the web UI so they work behind proxies - #163

2/11/2011 ola-0.8.14
 * fix a bug in the port limiter
 * minor RDM test fixes
 * change the default limit for the TRI devices to 40fps
 * add support for the ultraDMX Pro devices
 * add an option to skip factory defaults in the RDM tests

22/10/2011 ola-0.8.13
 * Attempt to reconnect to usb devices periodically - #143
 * Add support for ArtNet 3 - #144
 * Add support for the Eurolite USB Pro - thanks Harry F
 * Large cleanup of the build rules
 * Added a script to collect device model information using RDM
 * Added a basic show recorder program
 * Add TX & RDM support for the Robe Universal Interface - #148
 * Added a frame limiter for the DMX/RDM-TRI devices

3/9/2011 ola-0.8.12
 * Add the generic messaging framework and use it to handle RDM PIDs
 * Add support for manufacturer specific PIDs in the C++ RDM CLI tools - #112
 * Add proper ACK_TIMER handling the in C++ RDM CLI tools - #93
 * Added STATUS_MESSAGES support in the C++ RDM CLI tools - #111
 * Further improvements of the RDM test suite
 * Fixed link errors with the new version of gcc - #142, #145
 * Fixed sorting of Sensors in the RDM web UI - #137
 * Improvements to the threading model to support more async operations.
 * Enabled SO_REUSEPORT so that local ArtNet applications work - #141
 * Reduced the cost of logging by using lazy evaluation
 * Added more PIDs to the dummy responder
 * Refactored the core I/O classes, removed the "socket operation on
   non-socket" warning
 * Fixed a bug sorting UIDs in the python libs

28/6/2011 ola-0.8.11
 * Fix bugs on big endian systems
 * Move ola-examples into the main package
 * Add SLP support to the e133_controller

22/6/2011 ola-0.8.10
 * Added support for the VX8062 device
 * Fixed a compile bug caused by bad libprotobuf handling
 * Add some more warnings / advisories to the RDM Responder tests
 * Internal network API cleanup
 * Fixed a crashing bug in the RDM responder tests
 * Added tools for testing the E1.33 / SLP protocol
 * Fixes for OS X 10.4

24/4/2011 ola-0.8.9
 * Added support for the Arduino RDM RGB Mixer
 * Fixed a bug when a broadcast RDM request was sent to a universe with
   multiple ports bound
 * Fixed a memory leak in the RDM code
 * Added more RDM tests including broadcast & vendorcast tests
 * Added a command line flag to specify the config directory
 * Added some additional log messages to assist users with troubleshooting
 * Fixed a memory leak in the RDM UI code.

26/3/2011 ola-0.8.8
 * Added RDM discovery for the DMXter widgets
 * Added a bunch more RDM responder tests
 * Two RDM memory leaks fixed
 * Incremental RDM discovery added (where supported)
 * Minor code cleanup

19/2/2011 ola-0.8.7
 * Added a Python RDM API & example programs.
 * Integrated the python rdm code with the PID store (rdm.openlighting.org)
 * Added around 128 RDM responder test cases

9/12/2010 ola-0.8.6
 * added the graphical RDM patcher
 * improved support for picking the outgoing multicast interface
 * add RDM support for the DMXters
 * fixed a couple of memory leaks in the UI
 * internal refactoring to support testing
 * merged the Callback & Closure classes
 * added extensive testing for the DMX-TRI and DMXter widgets
 * simplified internal RDM handling

06/11/2010 ola-0.8.5
  Added a simple mobile web UI
  Fixed the web UI so it works on Opera
  Start olad automatically from the c++ clients if it's not already running
  Add more attributes to the RDM web UI
  Bug fixes for the RDM TRI
  Python API bug fixes

19/10/2010 ola-0.8.4
  Add the RDM web UI
  Work around an ArtNet RDM bug
  Handle ACK overflow in the DMX-TRI

23/9/2010 ola-0.8.3
  Add Manufacturer / Device name resolution to the web UI for RDM devices.
  Fix a couple of compile bugs.
  For each DMX-over-IP plugin, display the bound IP address in the device name.
  Change the DMX console to send a packet every second even if nothing changes.
  Fix a memory leak in the RDM controller

19/9/2010 ola-0.8.2
  Moved the DMX Console to the new UI
  Removed the old web UI, no more requirements for ctemplate
  Added ACK_OVERFLOW support for RDM over ArtNet
  Added Support for the last remaining E1.20 PIDS
  Re-factored the Ola Client code to fix the problem of de-multiplexing
    responses.
  Add the OlaCallbackClient as the recommended C++ API
  Moved the HTTP Server to using the OlaCallbackClient directly.

2/9/2010 ola-0.8.1
  New web UI
  Fixed some bugs in the device shutdown code
  Fixed some compiler warnings with gcc 4.4

7/8/2010 ola-0.8.0
  Initial RDM support for the ArtNet, Dummy & DMX-TRI devices
  New ArtNet stack to support RDM - no more dependency on libartnet
  Support for packetheads DMX dongle
  Make the FPS limit for USB Pro devices configurable

20/5/2010 ola-0.7.4
  Fixed the python API
  Fixed the client deadlock issue
  Fixed the USBDMX2 firmware loading
  Fixed ARM alignment bug in E1.31
  Fixed ambiguous errors when plugins were disabled
  Added the /reload handler the reload plugins
  Turn off SIGPIPEs
  Clean up the streaming client API
  Use the serial number to identify uDMX devices

18/4/2010 ola-0.7.2 / 0.7.3
  Added support for the Velleman 8062
  Added support for the uDMX
  Added support for the USBDMX2
  Added support for the DMXKing
  Fixed a crash if olad was started while another instance was running
  Random build fixes

27/3/2010 ola-0.7.1
  Implemented the Usb Protocol Extensions
  Added output rate throttling for the Usb Pro devices
  Added the streaming DMX client
  Fixed some uuid detection issues
  Made the server more resistant to bad clients
  ./configure script fixes

28/2/2010 ola-0.7.0
  Added E1.31 merging & sequencing support
  Improved USB Pro handling
  Added port priorities & multi source merging
  TX support for the DMX-TRI
  Support for the Ardiuno RGB Mixer
  DSCP for E1.31
  Support for using the OSSP uuid library
  Removal of run-time loadable plugins.

10/1/2010 ola-0.6.0
  Added Pathport support
  Added support for the final version of the E1.31 Standard
  Changed to link time plugins rather than run time (required for win32 port)
  Cleanup of the dmx4linux plugin (thanks to Bastien)
  Linted almost everything
  Many more export map variables
  Restructure of the Port class internals

21/11/2009 ola-0.5.0
  Added Sandnet Support
  Added automatic USB Pro device detection
  Fixed a HTP merging bug

18/10/2009 ola-0.4.0
  Added E1.13 Support

26/8/2009 ola-0.3.1
  Fixed the open dmx usb off by one bug
  Minor build tool fixes

8/8/2009 ola-0.3.0
  Changed the name of the project to Open Lighting Architecture
  Major rewrite
   - added export_map
   - added http server & web interface
   - added web dmx console
   - now works on mac
   - converted to using protocol buffers
   - supports embedding
   - port patches persist across restarts
   - plenty of unittests (more required)

14/10/2007 lla-0.2.3
  Plugins can now be disabled from the config files

14/9/2007 lla-0.2.2
  Fixed a bug with the DMX USB Pro
  Refinements to the StageProfi plugin

1/1/2007 lla-0.2.1
  Added support for the Stage Profi widget
  Added Pathport support

1/1/2007 lla-0.2.0
  Added Sandnet Support
  Added Open DMX USB Support
  Re-write of the client library
  Added universe merge modes
  Added persistent universe names and merge modes
  Added device config messages

27/4/2006 lla-0.1.3
  Bugfixes

17/4/2006 lla-0.1.2
  Support for multiple Enttec Pro devices
  Logging levels can be changed with -USR1 signals