Reference for Wiring version 0024+. If you have a previous version, use the reference included with your software. If you see any errors or have any comments, let us know.

Name

bitRead()

Examples
byte x = 33; // sets x to 33 (00100001 in binary)
byte a = bitRead(x, 5);	// Sets a = 1, since bitRead returns the value of the 5th bit of variable x
Description The bitRead command returns the bit value of the bit index requested
Syntax
var = bitRead(byteValue, bitIndex)
Parameters
byteValue byte: the byte from which read the bit
bitIndex int: the bit to read
Returns the bit value 0 or 1
Usage Application
Related bit()
bitWrite()
lowByte()
highByte()
makeWord()
Updated on November 01, 2009 05:32:08pm PST

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