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Arduino参考 > Functions > Bits and Bytes > bit()

bit()

Computes the value of the specified bit (bit 0 is 1, bit 1 is 2, bit 2 is 4, etc.).

Syntax

bit(n)

Parameters

n: the bit whose value to compute. Note that n needs to be between 0-31 (32 bit).

Returns

The value of the bit.