From 6d7d30fc2b120f2a63ffedea4a4d01d640c3fd44 Mon Sep 17 00:00:00 2001
From: Martino Facchin <m.facchin@arduino.cc>
Date: Thu, 10 Sep 2015 10:40:47 +0200
Subject: [PATCH] Wire: allow scanning bus via
 beginTransmission-endTransmission

---
 libraries/Wire/Wire.cpp | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/libraries/Wire/Wire.cpp b/libraries/Wire/Wire.cpp
index aabc1eff6..dac94fdee 100644
--- a/libraries/Wire/Wire.cpp
+++ b/libraries/Wire/Wire.cpp
@@ -110,12 +110,6 @@ uint8_t TwoWire::endTransmission(bool stopBit)
 {
   transmissionBegun = false ;
 
-  // Check if there are data to send
-  if ( txBuffer.available() == 0)
-  {
-    return 4 ;
-  }
-
   // Start I2C transmission
   if ( !sercom->startTransmissionWIRE( txAddress, WIRE_WRITE_FLAG ) )
   {