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  1. To connect and use a USB keyboard with an Arduino, you need to enable USB host functionality since most Arduino boards are designed as USB slaves by default. Below are the steps to achieve this using an Arduino USB Host Shield or compatible boards like the Arduino Due.

    Method 1: Using Arduino USB Host Shield

    • Hardware Setup Attach the Arduino USB Host Shield to your Arduino board (e.g., UNO or Mega). Connect the USB keyboard to the USB port on the shield. Use a micro-USB cable to connect the Arduino to your computer for programming.

    • Install Required Libraries Open the Arduino IDE and go to Tools -> Manage Libraries. Search for and install the USB Host Shield Library 2.0.

    • Write and Upload Code Use the following example code to detect key presses from the keyboard:

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  2. USBHost | Arduino Documentation

    Nov 20, 2025 · Browse through hundreds of tutorials, datasheets, guides and other technical documentation to get started with Arduino products.

  3. How to Use USB Host Shield: Examples, Pinouts, …

    Learn how to use the USB Host Shield with detailed documentation, including pinouts, usage guides, and example projects. Perfect for students, hobbyists, and developers integrating the USB Host Shield into their circuits.

  4. Using USB Host Shield with Arduino - Hardware Fun

    • USB Host shield can be used to interface any USB device to Arduino. The following are examples which I have built using the shield. 1. Make Android phone interact with Arduino using Android Open Accessory protocol. 2. Interface a Wii remote with Arduino. 3. Interface a USB Missile Launcher with Arduino.
    See more on hardwarefun.com
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  7. Arduino | Using a Keyboard with USB Host | Adafruit Learning …

    Apr 25, 2025 · Using a USB keyboard with a microcontroller requires a more deliberate effort to find and connect to the device, and then read and interpret data that it sends. This guide covers …

  8. How to read input from USB keyboard on Arduino

    Oct 18, 2022 · Though Arduino inherently cannot operate as a USB host, it can be converted to a USB host with the help of an Arduino USB host shield. The USB host shield allows connecting USB devices to Arduino boards.

  9. KS0155 Keyestudio USB Host Shield V1.5 - arduino …

    keyestudio USB Host shield V1.5 is an add-on board for Arduino USB Host. Directly plug it to Arduino board and it will allow Arduino to have USB Host function. Arduino with host function can communicate with USB devices, …

  10. Host Examples | adafruit/Adafruit_TinyUSB_Arduino | DeepWiki

    Jun 1, 2025 · This page documents the USB host examples provided with the Adafruit TinyUSB Arduino library. These examples demonstrate how to use the library to connect to and …

  11. USB Host Shield for Arduino

    The USB Host shield has a separate chip (usually Max3421E), which provides USB Host support. Once you have this shield, your Arduino board can act as USB Host and you can connect other …