diff --git a/fhem/docs/commandref.html b/fhem/docs/commandref.html
index 3a9f6066b..ed723e95e 100644
--- a/fhem/docs/commandref.html
+++ b/fhem/docs/commandref.html
@@ -186,7 +186,8 @@ use the client form of fhem.pl (described above).<br>
 
 Multiple fhem commands are separated by semicolon (;). In order to use semicolon
 in perl code or shell programs, they have to be escaped by the double semicolon
-(;;).<br>
+(;;). See the <b>Notes</b> section of the <a href="#notify">notify</a>
+chapter on command parameters and escape rules.<br>
 
 E.g. the following first command switches Lamp1 off at 07:00 and Lamp2
 immediately (at the point of definition), the second one switches both lamps
@@ -1491,7 +1492,7 @@ A line ending with \ will be concatenated with the next one, so long lines
       result of incomplete or buggy code</li>
 
       <li>Currently supported devices are the HMS100-T HMS100-TF HMS100-WD
-          HMS100-MG HMS100-TFK HMS100-CO HMS100-FIT RM100-2 </li>
+          HMS100-MG HMS100-TFK HMS100-CO HMS100-FIT RM100-2 RM100-3</li>
 
       <li>The housecode of the HMS devices may change if the battery is renewed.
       In order to make life easier, you can define a "wildcard" device for each
@@ -1965,6 +1966,7 @@ A line ending with \ will be concatenated with the next one, so long lines
   This module services messages received by the FHZ device, if you use one of
   the other alternetives, see the <a href="#WS300">WS300</a> or <a
   href="#CUL_WS">CUL_WS</a> entries.<br>
+  Note: The KS555 is also reported to work.<br>
   <br>
 
   <a name="KS300"></a>
diff --git a/fhem/docs/faq.html b/fhem/docs/faq.html
index 5d2bd8ad3..73287b1ab 100644
--- a/fhem/docs/faq.html
+++ b/fhem/docs/faq.html
@@ -66,6 +66,8 @@ reconnected. My log shows "USB device /dev/elv_fhz1300pc disconnected, waiting t
 What is wrong with my USB?
 </a><br>
 
+<a href="#faq19">19. How do I set the dim100% from the at command?</a><br>
+
 <br/>
 <br/>
 
@@ -417,6 +419,29 @@ See <a href="USB.html">USB compendium</a> for help.
 <br>
 
 
+<a name="faq19">
+<b>19. How do I set the dim100% from the at command?</b>
+<ul>
+  As the % and @ characters are special, they have to be escaped. See the
+  following list (copied here from the commandref.html, notify command
+  description).<br><br>
+
+  <li>The character <code>%</code> will be replaced with the received event,
+  e.g. with <code>on</code> or <code>off</code> or <code>measured-temp: 21.7
+  (Celsius)</code><br> It is advisable to put the <code>%</code> into double
+  quotes, else the shell may get a syntax error.</li>
+
+  <li>The character <code>@</code> will be replaced with the device
+  name.</li>
+
+  <li>To use % or @ in the text itself, use the double mode (%% or @@).</li>
+
+  <li>Instead of <code>%</code> and <code>@</code>, the parameters
+  <code>%EVENT</code> (same as <code>%</code>), <code>%NAME</code>
+  (same as <code>@</code>) and <code>%TYPE</code> (contains the device
+  type, e.g. <code>FHT</code>) can be used. A single <code>%</code>
+  looses its special meaning if any of these parameters appears in the
+  definition.</li>
 
 </body>
 </html>