FBAHA: max msg length set to 20k

git-svn-id: svn://svn.code.sf.net/p/fhem/code/trunk@4183 2b470e98-0d58-463d-a4d8-8e2adae1ed80

fhem/FHEM/00_FBAHA.pm

@@ -263,7 +263,7 @@ FBAHA_Read($@)
   my $msg;
   while(length($data) >= 16) {
     my $len = hex(substr($data, 4,4))*2;
-    if($len < 16 || $len > 10240) { # Out of Sync
+    if($len < 16 || $len > 20480) { # Out of Sync
       Log3 $name, 1, "FBAHA: resetting buffer as we are out of sync ($len)";
       $hash->{PARTIAL} = "";
       return "";