Added license

mtisza · Feb 21, 2017 · 90a6aae · 90a6aae
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diff --git a/README.md b/README.md
@@ -3,3 +3,5 @@ SlowSoftWire
 
 A wrapper for SlowSoftI2CMaster emulating the functionality of the Wire library (for master clients). In order to use it, you also have to download SlowSoftI2CMaster.
 
+This has been derived from the Arduino Wire library and is published
+under the same license: the [LGPL](http:https://www.gnu.org/licenses/lgpl-3.0.html). 
diff --git a/SlowSoftWire.cpp b/SlowSoftWire.cpp
@@ -1,3 +1,11 @@
+/* 
+ SlowSoftWire.cpp - A Wire-like wrapper for SlowSoftI2CMaster. 
+ 
+ It is derived from the Arduino Wire library and for this reason is
+ published under the terms of the GNU Lesser General Public License
+ as published by the Free Software Foundation; either version 2.1 of
+ the License, or (at your option) any later version.
+*/
 
 #include <SlowSoftWire.h>