For Arduino, design your own LCD pixel!
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Updated
Sep 27, 2022 - JavaScript
For Arduino, design your own LCD pixel!
This is a Node-Red node to communicate with MCP23017 or PCF8574(A) chips on a I2C bus. Both Input + Output.
Bus and Device classes for i2c-bus, with promised functions.
HumiChip library from ncd.io
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