Attached to this processor board, I use an accelerometer shield along with a 433 MHz radio transceiver shield.
My question is if I want all of these devices to switch to low power shutdown mode, do I have to write code for each component to enter a power savings mode, or if I just make this processor board go into power down mode, will that automatically limit the current to my other devices? I know the power from my coin cell battery has to run through the processor board to get to the other devices, so I’m not 100% sure if my project is running as low as I think it is.
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