IoT Thing: 4 outputs with counter

Introduction

This is web connected 4 outputs module.

Dependencies

Requires:

• Web Thing Server

Features

4 outputs webThing has @type MultiLevelSwitch and the following properties:

• Output-1 up to Output-4, allows to set output high (checked) or low (not checked), @type: BooleanProperty
• counter, shows how many times outputs has been changed, max = 1000, @type: LevelProperty
• ON-OFF, ON: at least one output is high, @type: OnOffProperty

Documentation

How to start the node see iot_web_thing_example.

Configuration

GPIO number can be set in idf.py menuconfig -> Outputs config (see iot_web_thing_example).

Default output GPIOs:

• OUTPUT-1: GPIO18
• OUTPUT-2: GPIO19
• OUTPUT-3: GPIO21
• OUTPUT-4: GPIO22

Gateway web interface

To trigger an action in another webThing (e.g. set output-1 in 4-outputs high when input-1 drops low) use Gateway rule:

Source Code

The source is available from GitHub.

Links

• WebThing Gateway - https://webthings.io/gateway/
• Web Thing API - https://webthings.io/api/
• esp-idf - https://github.com/espressif/esp-idf

License

The code in this project is licensed under the MIT license - see LICENSE for details.

Authors

• Krzysztof Zurek - kz