Questions tagged [atmega328p]
ATmega328P is an 8-bit AVR Microcontroller with 32K Bytes In-System Programmable Flash. Use this tag for questions on this device. Do not use it for general programming questions.
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Can an Arduino wake from deep sleep exactly on an analog voltage threshold crossing (not a digital interrupt)?
I’m exploring ultra–low-power sensing designs where the Arduino should remain in deep sleep until a specific analog voltage threshold is reached — for example, when a sensor output rises above 1.2 V.
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