Python Code For Raspberry Pi

Setup

• If using DIO sensors:
  • Copy line mentioning linit switch for all sensors
• For LEDs:
  • Set LightCount to the number of LEDs
  • Choose message or rotate
  • Change delay, to balance LED animations
• RIO coms:
  • use pip3 install with all necessary imports
  • enable i2c bus in the settings

Running program as a linux service

1. Open a terminal in the project folder
2. sudo ln -s $(pwd)/led1038.service /lib/systemd/system/led1038.service
3. sudo ln -s $(pwd)/hub1038.service /lib/systemd/system/hub1038.service
4. sudo systemctl daemon-reload
5. sudo systemctl enable led1038
6. sudo systemctl enable hub1038
7. Restart the pi

Troubleshooting

Lasers

• If you get errorno 121, check wiring
• Add pins connected to laser XSHUT pins to commented list

Known Issues

• If lasers are in use, you have to power-cycle the pi to restart the hub program