Making It Miniature: Integrating the ATtiny85 in Your Arduino Project

It almost looks like a bug!
The ATtiny85 (little black square) and a screen can be run on a coin cell.
An ATtiny85 sensor node connected to an I2C bus (4 total wires/bus).

Disadvantages

Tips for Using the ATtiny85 in Your Project

Hackster Projects With the ATtiny85

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