Stop the Pigeon 2000

Inspiration: https://youtu.be/sj6-LG5VpGk

The STP2000 is a machine to stop pigeons to eat my neighbor's cat food.

Yes, it's a prototype, developed using raspberrypi 4, few sensors and actuators.

Install services

Copy stp_app.service to /lib/systemd/system Copy buttons.service to /lib/systemd/system Copy override.conf to /etc/systemd/system/buttons.service.d

sudo systemctl daemon-reload

# Boot enable
sudo systemctl enable stp_app
sudo systemctl enable buttons

# Start / stop
sudo systemctl start stp_app
sudo systemctl start buttons

# Status
sudo systemctl status stp_app
sudo systemctl status buttons

# Log
journalctl -u stp_app -f
journalctl -u buttons -f

References

• How to Run a Raspberry Pi Program on Startup
• How to set environment variable in systemd service?
• What is the difference between BOARD and BCM for GPIO pin numbering?
• Tutorial: Raspberry Pi GPIO Pins and Python
• Python RPi.GPIO.add_event_detect() Examples
• Checking function of GPIO channels
• Absolute vs Relative Imports in Python
• sendgrid/sendgrid-python
• How to Send Emails in Python with Sendgrid