@yoshoku/node-red-dashboard-2-ui-seven-segment-display

node-red-dashboard-2-ui-seven-segment-display

A seven-segment display widget for the Node-RED Dashboard 2.0.

Installation

You can install this node from the "Manage Palette" menu in the Node-RED interface. Alternatively, run the following command in your Node-RED user directory:

npm install @yoshoku/node-red-dashboard-2-ui-seven-segment-display

Segment pattern

Each segment is assigned a letter from a to g, and the dot in the bottom right corner is assigned dp.

 --a--
|     |
f     b
|     |
 --g--
|     |
e     c
|     |
 --d--  (dp)

The segment pattern is represented by an 8-bit string.

dp g f e d c b a
 0 0 0 0 0 1 1 1

This bit string is converted to a decimal number from 0 to 255 or a headecimal number according to the type of the value property.

Value property

• str: Expects hexadecimal strings (e.g. '6F') to be passed.
• num: Expects integers from 0 to 255 to be passed.
• msg: When a number type value is passed, it is processed the same as num. For other types, it is processed the same as str.

License

node-red-dashboard-2-ui-seven-segment-display is available as open source under the terms of the Apache-2.0 License.