It became necessary to create a filament counter for your 3d printer. During the writing of the program, I created a new multiplication node. I used the hall sensor and the ssd1306 LED display on the i2c bus .

Contains nodes of items and values ​​for creating a menu when working with displays, there is a sample of creating "my-menu", and based on it, an example of using a menu in a real project is given. Example and Example2 tested on "arduino uno":).

Library for the Sensirion SHT2x series of humidity and temperature sensors. Wraps https://github.com/RobTillaart/SHT2x. Datasheet for SHT21: https://sensirion.com/resource/datasheet/sht21

This library will provide a collection of display templates for the Wio Terminal. At present the library contains just one template: a four panel display.

Sensirion SGP30 Indoor Air Quality (IAQ) sensor. Wraps https://github.com/adafruit/Adafruit_SGP30. Datasheet: https://sensirion.com/media/documents/984E0DD5/61644B8B/Sensirion_Gas_Sensors_Datasheet_SGP30.pdf.

SHT4x relative humidity and temperature sensor. Tested using an SHT40 device. Wraps https://github.com/adafruit/Adafruit_SHT4X

The water sensor node

A crash course tutorial baked as a project

Library with helpfull utils

led, rgb-led, if-then-else

Read membrane keypad

Nodes for reading each bit of a byte.