https://forge.codesys.com/forge/talk/Deutsch/thread/d350950b04/2020-02-28T16:16:30.349000ZRecent posts to Variable definieren2020-02-28T16:16:30.349000Z2020-02-28T16:16:30.349000Zkellehttps://forge.codesys.com/u/kelle/https://forge.codesys.com325b03eca4022cb05ba92137b126f89598c596c0

<div class="markdown_content"><p>alles klar:</p> <p>(<em> Deklaration innere Struktur zuerst</em>)</p> <p>TYPE B101 : (<em>101 fiktiv wegen Überblick weiterprogrammieren</em>)</p> <p>STRUCT</p> <div class="codehilite"><pre><span></span><span class="n">Bereich</span><span class="o">:</span> <span class="n">BYTE</span><span class="o">;</span> <span class="n">zeitGF1</span><span class="o">:</span> <span class="n">INT</span><span class="o">;</span> <span class="o">(*</span> <span class="n">usw</span><span class="o">.</span> <span class="o">*)</span> </pre></div> <p>END_STRUCT</p> <p>END_TYPE</p> <p>(<em> dann Deklaration aussere Struktur </em>)</p> <p>TYPE Prog101 : (<em>101 fiktiv wegen Überblick weiterprogrammieren</em>)</p> <p>STRUCT</p> <div class="codehilite"><pre><span></span> <span class="nt">B1</span><span class="o">:</span> <span class="nt">B101</span><span class="o">;</span> </pre></div> <p>END_STRUCT</p> <p>END_TYPE</p> <p>PROGRAM PLC_PRG</p> <p>VAR</p> <div class="codehilite"><pre><span></span><span class="n">Prog1</span><span class="o">:</span> <span class="n">Prog101</span><span class="o">;</span> <span class="o">(*</span> <span class="n">Prog2</span><span class="o">:</span><span class="n">Prog102</span> <span class="o">*)</span> <span class="n">xxx</span><span class="o">:</span> <span class="n">BYTE</span><span class="o">:=</span><span class="mi">100</span><span class="o">;</span> </pre></div> <p>END_VAR</p> <p>(<em> TEST PLC </em>)</p> <div class="codehilite"><pre><span></span><span class="nt">xxx</span><span class="o">:=</span><span class="nt">Prog1</span><span class="p">.</span><span class="nc">B1</span><span class="p">.</span><span class="nc">Bereich</span><span class="o">;</span> <span class="o">(*</span> <span class="nt">Variable</span> <span class="nt">f</span><span class="err">ü</span><span class="nt">r</span> <span class="nt">MMI-Galileo</span> <span class="nt">Touchpanel</span> <span class="nt">-</span> <span class="nt">dort</span> <span class="nt">so</span> <span class="nt">definiert</span><span class="o">*)</span> <span class="o">(*</span><span class="nt">xxx</span><span class="o">:=</span><span class="nt">Prog2</span><span class="p">.</span><span class="nc">B1</span><span class="p">.</span><span class="nc">Bereich</span> <span class="nt">oder</span> <span class="nt">xxx</span><span class="o">:=</span><span class="nt">ProgX</span><span class="p">.</span><span class="nc">Bx</span><span class="o">.</span> <span class="nt">zeitX</span> <span class="o">*)</span> </pre></div> <p>Gruss Bernd</p></div>

2020-02-28T16:16:22.496000Z2020-02-28T16:16:22.496000Zkellehttps://forge.codesys.com/u/kelle/https://forge.codesys.com1cabc19167c68eccc1896514e4dfd4eeb60bf511

<div class="markdown_content"><p>oder anders ausgedrückt:</p> <p>wie wird eine verschachtelte Struktur deklariert ?</p> <p>Gruss Bernd</p></div>

2020-02-28T16:16:19.637000Z2020-02-28T16:16:19.637000Zkellehttps://forge.codesys.com/u/kelle/https://forge.codesys.come6fe7c4af8358addf2c497a40e67ef8609c05e5a

<div class="markdown_content"><p>Hallo,</p> <p>ich habe auf dem HMI z.B. eine Variable "Prog.B1.zeit" deklariert.</p> <p>Diese Variable (alles als Word) soll mit der SPS kommunizieren.</p> <p>In CoDeSys:</p> <p>TYPE Prog :</p> <div class="codehilite"><pre><span></span><span class="nt">STRUCT</span> <span class="nt">B1</span><span class="p">:</span><span class="nd">WORD</span><span class="o">;</span> <span class="nt">STRUCT</span> <span class="nt">zeit</span><span class="o">:</span> <span class="nt">WORD</span><span class="o">;</span> <span class="nt">END_STRUCT</span> <span class="nt">END_STRUCT</span> </pre></div> <p>END_TYPE</p> <p>Compiler zeigt Error.</p> <p>Was mache ich falsch ? CoDeSys-Hilfe nicht hilfreich.</p> <p>Danke für Hilfe.</p> <p>Gruss Bernd</p></div>