initial upload

examples/osd/openvoting-box/ChainableLED/README.md

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+ChainableLED
+============
+
+Arduino library compatible with Grove Chainable LED and the P9813 chip. It allows controlling a chain of LEDS individually. 
+
+Supports both RGB and HSB color spaces for setting the color of each individual LED.
+
+Compatible with [Particle devices](https://www.particle.io/).
+
+[More information on the wiki](https://github.com/pjpmarques/ChainableLED/wiki)
+
+
+Installation
+============
+1. Grab the latest version from the release section of GitHub.
+(https://github.com/pjpmarques/ChainableLED/releases)
+
+2. Unzip it to your Arduino "libraries" directory. 
+
+3. It should be ready to use. Examples are included.
+
+
+Library Interface
+=================
+```c++
+class ChainableLED {
+public:
+  ChainableLED(byte clk_pin, byte data_pin, byte number_of_leds);
+
+  void init();
+  void setColorRGB(byte led, byte red, byte green, byte blue);
+  void setColorHSB(byte led, float hue, float saturation, float brightness);
+}
+```