homekit-ws2801 v0.0.2

homekit-ws2801

A Node.js application that creates a HomeKit light accessory from a Raspberry Pi with WS2801 based LED Strip.

Hardware

This software has been tested on every versions of Raspberry Pi (Zero, A, A+, B, B+, 2, 3) but it could work on any Linux board featuring an SPI controller and capable of running Node.js

Installation

Execute the following commands as root :

# Install Avahi for mDNS discovery
apt-get update
apt-get install git-core libnss-mdns libavahi-compat-libdnssd-dev -y

# Install Node.js
wget http://node-arm.herokuapp.com/node_latest_armhf.deb
dpkg -i node_latest_armhf.deb
node -v
npm -v
npm install -g node-gyp 

# Install homekit-ws2801
git clone https://github.com/Will-tm/homekit-ws2801.git
cd homekit-ws2801
npm install

# Run homekit-ws2801
node index.js

Recommended

Use PM2 to auto start your accessory :

# Install PM2
npm install -g pm2

# Initiate PM2 service autostart
pm2 startup

# Start homekit-ws2801 with PM2
pm2 start index.js --name homekit-ws2801

# Save current state
pm2 save

Configuration

Everything that might need to be changed can be set using Node.js environment variables :