A website to control one or more Duplo® Trains. More than one device (browser) can connect and all controls are updated in real time.

Raspberry Pi Zero W Install

Install Node 8.x (Not 10.x)

curl -o node-v8.15.0-linux-armv6l.tar.gz https://nodejs.org/dist/latest-v8.x/node-v8.15.0-linux-armv6l.tar.gz
tar -xzf node-v8.15.0-linux-armv6l.tar.gz
sudo cp -r node-v8.15.0-linux-armv6l/* /usr/local/

Install dependencies

sudo apt-get install bluetooth bluez libbluetooth-dev libudev-dev git

Allow Node access to Bluetooth

sudo setcap cap_net_raw+eip $(eval readlink -f `which node`)

Create user to run application

sudo adduser conductor
su conductor
cd
git clone https://github.com/firien/duplo-train.git
cd duplo-train
npm install

Auto Start Up

Save file as duplo-train.service

[Unit]
Description=Duplo Train
After=network.target

[Service]
ExecStart=/usr/local/bin/node server.js
WorkingDirectory=/home/conductor/duplo-train
StandardOutput=inherit
StandardError=inherit
Restart=always

User=conductor
Group=conductor
Environment=PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
Environment=NODE_ENV=production

[Install]
WantedBy=multi-user.target

And setup systemd

sudo cp duplo-train.service /etc/systemd/system/duplo-train.service
sudo systemctl enable duplo-train.service

Development

Run application; defaults to port 3000

node server.js

TODO

• Throttle label?
• icon/logo
• inline SVG in CSS
• support default action bricks