One Wire Library

Summary

A software library that allows you to control a one wire device.

Features

• Asynchronous interface with callback allowing client to processes other items concurrently
• Blocking wait function provide for simple use case
• Uses single 1-bit port
• Combinable task - means it can share a logical core with other low-preformance, minimally blocking tasks
• Supports xCORE200 and XS1 devices (tested on xCORE200)

Resource Usage

.. resusage::

  * - configuration: |I2S| Master
    - globals:   port p_ow  = XS1_PORT_1A;
    - locals: one_wire_if i_one_wire;
    - fn: one_wire(i_one_wire, p_ow);
    - pins: 1
    - ports: 1 x (1-bit)
    - cores: 1
    - target: XCORE-200-EXPLORER

Software version and dependencies

.. libdeps::

Related application notes

The following application notes use this library:

• See examples at https://github.com/ed-xmos/lib_one_wire/tree/master/examples/app_ds182s20