https://forge.codesys.com/forge/talk/Engineering/thread/3cf490b5e3/2020-02-27T14:18:40.877000ZRecent posts to Initial values for structures2020-02-27T14:18:40.877000Z2020-02-27T14:18:40.877000ZTriodeshttps://forge.codesys.com/u/triodes/https://forge.codesys.comc4b2f56246ed2c996f49218dfebcce5c33023def

<div class="markdown_content"><p>Things can be so simple sometimes Thank you for that!!!!</p> <div class="codehilite"><pre><span></span><span class="nt">Sensor1</span><span class="o">:</span><span class="err"> </span> <span class="err"> </span> <span class="err"> </span> <span class="err"> </span> <span class="err"> </span> <span class="nt">stSensors</span> <span class="o">:=</span> <span class="o">(</span><span class="nt">LevelL</span><span class="o">:=</span><span class="nt">10</span><span class="o">,</span> <span class="nt">LevelH</span><span class="o">:=</span><span class="nt">90</span><span class="o">);</span> </pre></div> </div>

2020-02-27T14:18:40.456000Z2020-02-27T14:18:40.456000ZAnonymoushttps://forge.codesys.com/u/*anonymous/https://forge.codesys.com264a4a2b08a689583d64a014b5ff4bd591f987b1

<div class="markdown_content"><p><em>Originally created by:</em> Viacheslav Mezentsev</p> <p>Try something like this:</p> <div class="codehilite"><pre><span></span><span class="n">Poly1</span><span class="o">:</span> <span class="n">TPolyData</span> <span class="o">:=</span> <span class="o">(</span> <span class="n">coeff</span> <span class="o">:=</span> <span class="o">[</span> <span class="mi">0</span><span class="o">,</span> <span class="mf">0.1</span> <span class="o">],</span> <span class="n">lim</span> <span class="o">:=</span> <span class="mf">6553.5</span> <span class="o">);</span> <span class="n">Poly2</span><span class="o">:</span> <span class="n">TPolyData</span> <span class="o">:=</span> <span class="o">(</span> <span class="n">coeff</span> <span class="o">:=</span> <span class="o">[</span> <span class="mi">0</span><span class="o">,</span> <span class="mf">0.2</span> <span class="o">],</span> <span class="n">lim</span> <span class="o">:=</span> <span class="mf">6553.5</span> <span class="o">);</span> </pre></div> </div>

2020-02-27T14:18:40.024000Z2020-02-27T14:18:40.024000ZTriodeshttps://forge.codesys.com/u/triodes/https://forge.codesys.com3d7562645e3129dbe6b91e653205c4e94c230348

<div class="markdown_content"><p>I have several controls (ie motors) running that have a structure for all related tags</p> <div class="codehilite"><pre><span></span><span class="nt">TYPE</span> <span class="nt">stSensors</span><span class="o">:</span> <span class="err"> </span> <span class="err"> </span><span class="nt">STRUCT</span> <span class="err"> </span> <span class="err">  </span> <span class="err"> </span><span class="nt">EU</span><span class="o">:</span> <span class="err"> </span> <span class="err">  </span> <span class="err">  </span> <span class="err"> </span><span class="nt">real</span><span class="o">;</span> <span class="err"> </span> <span class="err">  </span> <span class="err"> </span><span class="nt">DU</span><span class="o">:</span><span class="err"> </span> <span class="err">  </span> <span class="err">  </span> <span class="err"> </span><span class="nt">word</span><span class="o">;</span> <span class="err"> </span> <span class="err">  </span> <span class="err"> </span><span class="nt">Level_L</span><span class="o">:</span><span class="err"> </span> <span class="err">  </span> <span class="err"> </span><span class="nt">real</span><span class="o">;</span> <span class="err"> </span> <span class="err">  </span> <span class="err"> </span><span class="o">..</span> <span class="nt">etc</span> <span class="err"> </span> <span class="err"> </span><span class="nt">END_STRUCT</span> <span class="nt">END_TYPE</span> </pre></div> <p>then use the structure for sensors</p> <div class="codehilite"><pre><span></span><span class="err"> </span> <span class="err"> </span><span class="nt">Sensor1</span><span class="o">:</span><span class="err"> </span> <span class="err">  </span> <span class="err"> </span><span class="nt">stSensors</span><span class="o">;</span> <span class="err"> </span> <span class="err"> </span><span class="nt">Sensor2</span><span class="o">:</span><span class="err"> </span> <span class="err">  </span> <span class="err"> </span><span class="nt">stSensors</span><span class="o">;</span> <span class="err"> </span> <span class="err"> </span><span class="nt">Motor1</span><span class="o">:</span><span class="err"> </span> <span class="err">  </span> <span class="err"> </span><span class="nt">stMotors</span><span class="o">;</span> <span class="err"> </span> <span class="err"> </span><span class="nt">etc</span> </pre></div> <p>When you'd have these tags defined individually you could list an initial value so that it is not zero</p> <div class="codehilite"><pre><span></span><span class="n">Sensor1_LevelHH</span><span class="o">:</span> <span class="n">REAL</span> <span class="o">:=</span> <span class="mf">25.0</span><span class="o">;</span> </pre></div> <p>I'd like to do the same with the tags defined in the structure, but the same structure is used several times, meaning I can't define these initial values in the structure definition.</p> <p>My question: Is there a way to set initial values for each structure instance?</p> <div class="codehilite"><pre><span></span><span class="n">Sensor1</span><span class="p">.</span><span class="n">LevelHH</span> <span class="p">:</span><span class="o">=</span> <span class="mi">25</span><span class="p">.</span><span class="mi">0</span><span class="p">;</span> <span class="n">Sensor2</span><span class="p">.</span><span class="n">LevelHH</span> <span class="p">:</span><span class="o">=</span> <span class="mi">23</span><span class="p">.</span><span class="mi">3</span><span class="p">;</span> <span class="n">Sensor3</span><span class="p">.</span><span class="n">LevelHH</span> <span class="p">:</span><span class="o">=</span> <span class="mi">5</span><span class="p">.</span><span class="mi">0</span><span class="p">;</span> <span class="n">etc</span><span class="p">.</span> </pre></div> <p>Thanks!</p></div>