I'm trying to port code I have working for Unos and Megas but I've hit a roadblock on how to clear an interrupt flag on the Zero. For the Unos and Megas I use the following line of code which I borrowed from Nick Gammons excellent article on Interrupts: EIFR = bit (INTF1); I've tried to decipher …

How To Clear An Interrupt Flag On Arduino Zero

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