Merge pull request #510 from logicog/main

Documentation: Add reference to the Firmata Linux Kernel module

Author: pgrawehr

readme.md

@@ -89,6 +89,8 @@ Most of the time you will be interacting with Arduino with a client library on t
   * [https://github.com/NullMember/PDFirmata](https://github.com/NullMember/PDFirmata)
 * Common Lisp
   * [https://github.com/cjfuller/cl-firmata](https://github.com/cjfuller/cl-firmata)
+* Linux Kernel Module
+  * [https://github.com/logicog/firmata_mod]
 
 Note: The above libraries may support various versions of the Firmata protocol and therefore may not support all features of the latest Firmata spec nor all Arduino and Arduino-compatible boards. Refer to the respective projects for details.