From 883992bc2bf00f8dea675ba4428de59444c01345 Mon Sep 17 00:00:00 2001
From: ntruchsess <ntruchsess@2b470e98-0d58-463d-a4d8-8e2adae1ed80>
Date: Mon, 24 Mar 2014 08:21:08 +0000
Subject: [PATCH] FRM: use i2creadonce instead of i2cread in I2CWrtFn

git-svn-id: https://svn.fhem.de/fhem/trunk@5311 2b470e98-0d58-463d-a4d8-8e2adae1ed80
---
 fhem/FHEM/10_FRM.pm | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/fhem/FHEM/10_FRM.pm b/fhem/FHEM/10_FRM.pm
index 4d0099fe8..57d9e197e 100755
--- a/fhem/FHEM/10_FRM.pm
+++ b/fhem/FHEM/10_FRM.pm
@@ -666,7 +666,11 @@ sub FRM_I2C_Write
 				last;
 			};
 			$package->{direction} eq "i2cread" and do {
-				$firmata->i2c_read($package->{i2caddress},$package->{reg},$package->{nbyte});
+				if (defined $package->{reg}) {
+					$firmata->i2c_readonce($package->{i2caddress},$package->{reg},defined $package->{nbyte} ? $package->{nbyte} : 1);
+				} else {
+					$firmata->i2c_readonce($package->{i2caddress},defined $package->{nbyte} ? $package->{nbyte} : 1);
+				}
 				last;
 			};
 		}