Intelligent poolside lap counter
Eagle C C++ Other Python
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sLap Counter

The sLap Counter is an intelligent, personal poolside lap counter with smartphone integration.


  • Install Git

  • Install platformio (run in terminal)

python -c "$(curl -fsSL"

Then, restart your terminal.

  • Clone and enter repository
git clone && cd slapcounter

Uploading to sLapCounter

While you're in the slapcounter directory:

platformio run -t upload

The first upload may take a little bit longer as dependencies are installed or compiled. You may also need to press the reset button on the Teensy while uploading.

Updating sLapCounter software

While you're in the slapcounter directory:

git pull