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rumcake

USB

This document contains information about how to make your keyboard communicate with a host device over USB.

Setup

Required Cargo features

You must enable the following rumcake features:

  • usb

Required code

To set up your keyboard for USB host communication, your keyboard must implement the USBKeyboard trait, and add usb to your keyboard macro invocation:

use rumcake::keyboard;


#[keyboard(
    // somewhere in your keyboard macro invocation ...
    usb
)]
struct MyKeyboard;


// USB configuration
use rumcake::usb::USBKeyboard;
impl USBKeyboard for MyKeyboard {
    const USB_VID: u16 = 0x0000;
    const USB_PID: u16 = 0x0000;
}