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I had a similar problem with an SD-Card and CAN-BUS Module on an Arduino Mega Pro Mini. My solution was to add a 470uF capacitor between VCC and GND. Problem solved! That was the only capacitor I tried, maybe a smaller value would have done the job. My project used about 200mA. What I found surprising was that I had to add this capacitor when I used the ...


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You should add pull-down resistors generally of 10k on the interrupt pin, this will resist the unwanted signals on that pin.


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