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DIY Vehicle Headunit Docs
  • Overview
    • 👋Intro
    • 💡Hardware
    • ✨Features
    • 👁️Preview
  • Setting up for Unity
    • 🛠️Preparing Unity
  • Setting up for CarPlay
    • 🛠️Preparing Ubuntu
  • Other
    • 🌐Unity Web Browser
    • 📎Understanding Arduino Communication over USB
    • 📎Understanding Ignition Based 12v Power
  • Arduino
    • 🛠️Setting up the Arduino MEGA
      • 📝Full Code
      • 📌Adding Extra Pins
      • 📌Adding GPS Features
      • 📌Adding OBD Features
  • Use Cases
    • 🎨For CarPlay / Android Auto Only
    • 🖥️For Multi-purpose Headunit
  • Purchase Full Project
    • 💰How to Purchase
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  1. Arduino
  2. Setting up the Arduino MEGA

Adding Extra Pins

You will need to set a integer value for the pin, set the pinMode of the pin to INPUT, and create a check method that works with your usecase. Theres not much else to say here other then figure it out.

PreviousFull CodeNextAdding GPS Features

Last updated 6 months ago

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