TinyWireM vs. Wire for ATtinys
To save valuable flash memory on ATtinys when using I2C, you can use alternatives to Wire.h such as TinyWireM. I show how it works.
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INA219 Current and Power Sensor
With the INA219 module, you can measure currents and power conveniently and reliably. I explain how this works and introduce my library INA219_WE.
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