# arb v0.20.0-beta.1 - Table of Contents

> An Elixir NIF for controlling the ABACOM CH341A relay board.

## Pages

- [arb-ex](readme.md)
- [Changelog](changelog.md)
- [LICENSE](license.md)

## Modules

- [Arb](Arb.md): A NIF for controlling the ABACOM CH341A relay board.
- [Arb.Board](Arb.Board.md): One relay board, found and claimed afresh for the duration of every call.
- [Arb.Usb](Arb.Usb.md): A libusb context: how relay boards are found.

- Exceptions
  - [Arb.Error](Arb.Error.md): An exception for errors returned by the `arb` library.

