The MCU board (Pico) can be easily shutdown by placing its 3V3_EN pin to the ground. Doing so, the Pico 3.3V DC/DC regulator will deactivates, shutting down the MCU and spare the battery power.
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The MCU board (Pico) can be easily shutdown by placing its 3V3_EN pin to the ground.
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Doing so, the Pico 3.3V DC/DC regulator will deactivates, shutting down the MCU and spare the battery power.