https://forge.codesys.com/forge/talk/CODESYS-V2/thread/947efca8c4/2020-02-27T19:30:33.011000ZRecent posts to information plc error events2020-02-27T19:30:33.011000Z2020-02-27T19:30:33.011000Ztimvhhttps://forge.codesys.com/u/timvh/https://forge.codesys.com50bb5c4d42f7f64b5f5392fc40a0035102579086

<div class="markdown_content"><p>For preventing division by zero or accessing Arrays out of it's bounds, 3S-Software developed the check.lib.</p> <p>You only need to add this library to your project to "hide" programming errors.</p> <p>Unfortuntely you cannot find exactly where and when this happens.</p> <p>Therefore you can also write these functions yourself and add them to the project.</p> <p>Here you can add your own code and set breakpoints to find out when or where it happens.</p> <p>Attached is a zip file with export files which you can import in your project.</p> <p>About the Callback functionality: 3S-Software has made some example projects which I also Attached.</p> <p><a class="" href="https://forum.codesys.com//download/file.php?id=182" rel="nofollow">Callback.zip <span><span>[15.16 KiB]</span></span></a></p> <p><a class="" href="https://forum.codesys.com//download/file.php?id=181" rel="nofollow">CHECK_export.zip <span><span>[1.64 KiB]</span></span></a></p></div>

2020-02-27T19:30:31.766000Z2020-02-27T19:30:31.766000Zshooterhttps://forge.codesys.com/u/shooter/https://forge.codesys.com4973e39e2c80faef6d8a478e975c64b2b6312ea3

<div class="markdown_content"><p>as the board is english i will answer in english although i do speak dutch.</p> <p>have you found resources.</p> <p>that is one level above the library.</p> <p>yes i do lots with 750-841 and in modbus.</p> <p>i am _ in measuring and controlling temperatures.</p></div>

2020-02-27T19:30:30.498000Z2020-02-27T19:30:30.498000Zcor.burggraafhttps://forge.codesys.com/u/cor-burggraaf/https://forge.codesys.com43f4900ae0d0494b248e9644ba813fc35771ef21

<div class="markdown_content"><p>Gezien de reactie op het onderwerp in het nederlands</p> <p>SysCallback.lib is een library welke kan reageren op system events</p> <p>zoals deling door nul before reset io error enz enz</p> <p>desgewenst kan door een zelf te maken functie te registreren met</p> <p>de functie SysCallbackRegister() een te definiëren event deze functie te triggeren </p> <p>wel moet deze functie de volgende ingangs parameters hebben</p> <div class="codehilite"><pre><span></span> <span class="nt">FUNCTION</span> <span class="nt">Callback</span> <span class="o">:</span> <span class="nt">DWORD</span> <span class="nt">VAR_INPUT</span> <span class="nt">dwEvent</span><span class="p">:</span><span class="nd">DWORD</span><span class="o">;</span> <span class="nt">dwFilter</span><span class="p">:</span><span class="nd">DWORD</span><span class="o">;</span> <span class="nt">dwOwner</span><span class="p">:</span><span class="nd">DWORD</span><span class="o">;</span> <span class="nt">END_VAR</span> </pre></div> <p>met de input dwEvent kun je kiezen op welk event de functie getriggert</p> <p>wordt</p> <p>over de 2 andere parameters tast ik nog in het duister</p> <p>en weet ik nog niet exact wat ik daar mee aan moet.</p> <p>Als iemand het wel weet hoor ik het graag</p> <p>in deze functie kun je dan zelf het een en ander programmeren</p> <p>Ik heb ook even gekeken naar de open source Oscat library</p> <p>Dit is best interessant inmiddels al gedownload</p> <p>en in deze schatkist aan het graven</p> <p>ik ben benieuwd of een aantal functies ook werken op een wago target</p> <p>mijn core busyness</p> <p>ondanks dat alle targets op Codesys draaien hebben de meeste toch hun onhebbelijkheden</p> <p>in ieder geval bedankt voor de info</p> <p>Groeten Cor</p></div>

2020-02-27T19:30:27.019000Z2020-02-27T19:30:27.019000Zshooterhttps://forge.codesys.com/u/shooter/https://forge.codesys.com476f481f6ffeef55e5445db26ac07b82c282c6b2

<div class="markdown_content"><p>when a task starts i will print something on screen or have a light go on.</p> <p>like 'starting pou init'</p> <p>when complex i can numbers in it like 'for loop number '</p> <p>i do not like to use syslibcallback a i do not know what happens when running.</p> <p>you must make a program hufterproof even when it are blocks or functions.</p> <p>see also the oscat lib. very handy and tested.</p></div>

2020-02-27T19:30:25.780000Z2020-02-27T19:30:25.780000Zcor.burggraafhttps://forge.codesys.com/u/cor-burggraaf/https://forge.codesys.comf5ab9237b1dfbbd133677b70ad1f41ab8dc3bdd8

<div class="markdown_content"><p>I am Using codesys 2.3 on a wago plc 758-870</p> <p>I want to log plc errors when a plc crashes for debugging purposes</p> <p>divide by zero, watchdog errors etc.</p> <p>and try to get in formation about</p> <p>witch error caused the crasch </p> <p>witch pou or task caused the crash</p> <p>I am expirimenting with the library syslibcallback.lib</p> <p>witch enables the posibility to catch an error event</p> <p>by triggering a function registered with a function in the syslibcallback library</p> <p>but i dont have a clou how to get information in witch task or pou the problem ocurred</p> <p>has anybody more experience with error logging or a better way</p> <p>to solve this problem </p> <p>kind regards Cor</p></div>