Update README.md

Author: autowp

README.md

@@ -2,5 +2,11 @@
 
 Use that [Library](https://github.com/autowp/CAN_BUS_Shield) to communicate with MCP2515
 
+## Library Installation
+
+1. Download the ZIP file from https://github.com/autowp/arduino-canhacker/archive/master.zip
+2. From the Arduino IDE: Sketch -> Include Library... -> Add .ZIP Library...
+3. Restart the Arduino IDE to see the new "canhacker" library with examples
+
 Testes with Arduino Nano.
 On Arduino Uno have problem with too long boot period and losing first command