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I don’t understand what this code is doing at all, could someone please explain it?
long input; //just here to show the type, assume it has a value stored
unsigned int output( input >> 4 & 0x0F );
Thanks
bitshifts the input 4 bits to the right, then masks by the lower 4 bits.
Take this example 16 bit number: (the dots are just for visual separation)