From 84b5acf3d85a4b5829797eb9139c20fe04b8258a Mon Sep 17 00:00:00 2001
From: rudolfkoenig <rudolfkoenig@2b470e98-0d58-463d-a4d8-8e2adae1ed80>
Date: Sat, 1 Apr 2017 09:10:44 +0000
Subject: [PATCH] DevIo.pm: Wait 0.01s instead of 1s if the first returned 0.
 (Forum #57806)

git-svn-id: https://svn.fhem.de/fhem/trunk@13865 2b470e98-0d58-463d-a4d8-8e2adae1ed80
---
 fhem/FHEM/DevIo.pm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fhem/FHEM/DevIo.pm b/fhem/FHEM/DevIo.pm
index 1f73784a6..26601303e 100644
--- a/fhem/FHEM/DevIo.pm
+++ b/fhem/FHEM/DevIo.pm
@@ -64,7 +64,7 @@ DevIo_SimpleRead($)
   ###########
   # Lets' try again: Some drivers return len(0) on the first read...
   if(defined($buf) && length($buf) == 0) {
-    $buf = DevIo_SimpleReadWithTimeout($hash, 1);
+    $buf = DevIo_SimpleReadWithTimeout($hash, 0.01); # Forum #57806
   }
 
   if(!defined($buf) || length($buf) == 0) {