From 817246e77bf876066ea0fb89ffef2cc2f4737037 Mon Sep 17 00:00:00 2001
From: Pietro Brenna <pietro.brenna@briq.it>
Date: Wed, 10 Nov 2021 18:57:32 +0100
Subject: [PATCH] documentaz nodi

---
 red/s7/s7-briq.html | 39 +++++++++++++++++++++++++++++++++++++--
 1 file changed, 37 insertions(+), 2 deletions(-)

diff --git a/red/s7/s7-briq.html b/red/s7/s7-briq.html
index 9256297..47a1829 100644
--- a/red/s7/s7-briq.html
+++ b/red/s7/s7-briq.html
@@ -21,8 +21,24 @@
     </div>
 </script>
 
-<script type="text/html" data-help-name="s7briqread">
+<script type="text/html" data-help-name="s7briqwrite">
     <p>Scrive variabile su s7</p>
+    <code>msg.plc</code> deve contenere
+    <ul>
+        <li><code>ip</code>: ip del plc</li>
+        <li><code>port</code>: porta (solitamente 102)</li>
+        <li><code>rack</code>: numero rack (solitamente 0)</li>
+        <li><code>slot</code>: numero slot (solitamente 1)</li>
+    </ul>
+    <code>msg.payload</code> deve contenere
+    <ul>
+        <li><code>variable</code>: indirizzo variabile (come "MW100")</li>
+        <li><code>value</code>: valore da assegnare</li>
+    </ul>
+    <p>
+        Il messaggio di uscita aggiunge a quello d'ingresso la chiave:
+        <li><code>result</code>: <code>"ok"</code> oppure <code>"err"</code></li>
+    </p>
 </script>
 <script type="text/javascript">
     RED.nodes.registerType('s7briqread', {
@@ -48,5 +64,24 @@
 </script>
 
 <script type="text/html" data-help-name="s7briqread">
-    <p>Scrive variabile su s7</p>
+    <p>Legge variabile da s7</p>
+    <code>msg.plc</code> deve contenere
+    <ul>
+        <li><code>ip</code>: ip del plc</li>
+        <li><code>port</code>: porta (solitamente 102)</li>
+        <li><code>rack</code>: numero rack (solitamente 0)</li>
+        <li><code>slot</code>: numero slot (solitamente 1)</li>
+    </ul>
+    <code>msg.payload</code> deve contenere
+    <ul>
+        <li><code>variable</code>: indirizzo variabile (come "MW100")</li>
+    </ul>
+    <p>
+        Il messaggio di uscita aggiunge a quello d'ingresso le chiavi:
+        <li><code>result</code>: <code>"ok"</code> oppure <code>"err"</code></li>
+        <li><code>payload</code>:</li>
+        <ul>
+            <li><code>value</code>: valore della variabile</li>
+        </ul>
+    </p>
 </script>
\ No newline at end of file