Initial import of support files for all Digistump boards - Digispark, Pro, DigiX - including libraries, examples, tools, and other support files for the Arduino IDE

hardware/digistump/sam/libraries/RF24/librf24-rpi/readme.md

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+Raspberry Pi RF24 libraries
+===========================
+
+This is the collection of libraries for RF24 / NRF24L01 wireless modules on the raspberry pi.
+
+There are two folders with two different libraries :-
+
+- librf24 	 This library/driver are ported from Arduino to beaglebone then to RPi
+- librf24-bcm 	 This library/driver are further ported to use Broadcom bcm2835 using hardware SPI
+
+Setup
+=====
+1. Change to the selected folder
+2. Execute "make" and "sudo make install" to install the shared libraries
+3. Change to examples folder, change to the correct connected pins and execte "make"
+
+
+
+Known issues
+============
+- the current bcm2835 drivers still have some minor bugs
+
+Links 
+=====
+- Forum links : http://www.raspberrypi.org/phpBB3/viewtopic.php?f=45&t=17061
+- C library for Broadcom BCM 2835 http://www.open.com.au/mikem/bcm2835/index.html
+- Maniacbug RF24 http://maniacbug.github.com/RF24/index.html
+- RF24 Class Reference http://maniacbug.github.com/RF24/classRF24.html
+
+
+Contact
+=======
+Stanley Seow ( stanleyseow@gmail.com )
+https://github.com/stanleyseow/RF24
+
+RF24 for RPi using gpio :-
+Arco van Geest <arco@appeltaart.mine.nu> 
+https://github.com/gnulnulf/RF24
+
+RF24 for RPi using bcm2835 :-
+Charles-Henri Hallard http://hallard.me/ 
+https://github.com/hallard/RF24