rickvanderwolk / football-table

football table

Warning

Please always shutdown the Pi gracefully to prevent the SD card from getting corrupted.

sudo shutdown -h now

Index

• Start game
• Reset game
• Troubleshooting
• Hardware
• Setup a new Raspberry Pi
• Development
• Sound effects

Start game

1. Power on Pi (plug in extension cord)
2. Open the terminal with ctrl + alt + t or connect via ssh. For example: ssh voetbaltafel@192.168.1.103. Password is voetbaltafel.
3. Setup display port export DISPLAY=:0
4. Navigate to project cd ~/Documents/voetbaltafel/
5. Start script python main.py

Reset game

The game will be reset once one of the teams reaches a score of 10.

Troubleshooting

No sound

Make sure sound is set to headphone jack output (not auto or HDMI)

sudo raspi-config

Navigate to System Options > Audio > select headphone output (probably 0).

No UI

export DISPLAY=:0

Hardware

• Football table
• Raspberry Pi 3B+
• Micro USB adapter
• 2x Beam break sensors
• 2x breadboard
• 2x female female 3 pin cable (70cm)
• a few jumper wires (male male)
• PC speakers (3,5mm jack)
• Monitor (HDMI)
• HDMI cable
• Extension cord (power)

Setup a new Raspbery Pi

1. install Raspberry Pi OS

Install Raspberry Pi OS on a micro SD card, https://www.raspberrypi.com/software/

2. Setup wizard

Place micro SD card in Pi and complete setup wizard

• Recommended: set language to English and keyboard to US
• Set both username and password as voetbaltafel
• Recommended: Connect to a Wi-Fi network for SSH connection later

3. Change defaults

3a. Recommended: Enable SSH

3b. Reboot

sudo reboot

3c. Change startup sequence

sudo nano /etc/xdg/lxsession/LXDE-pi/autostart

Add the following:

@xset s noblank
@xset s off
@xset -dpms

3d.Recommended: Install additional fonts

sudo apt-get install ttf-mscorefonts-installer

3e. Reboot

sudo reboot

4. Deploy code to Pi

Deploy files to Pi with scp. For example:

scp -r ./voetbaltafel voetbaltafel@192.168.1.103:~/Documents

Development

Currently aimed at development on macOS.

Problems using Python on macOS? See https://opensource.com/article/19/5/python-3-default-mac I used Python 3.9.10

1. Install GPIO emulator

pip install git+https://github.com/nosix/raspberry-gpio-emulator

or

pyenv exec pip install git+https://github.com/nosix/raspberry-gpio-emulator

2. Install pygame

pip install pygame

or

pyenv exec pip install pygame

Sound effects

Sound effects from Pixabay