Framework (A-Z)

Reference for Wiring version 1.0 Build 0100+ If you have a previous version, use the reference included with your software. If see any errors or have any comments, let us know.

Name

lowByte()

Examples
// sets the word (16 bit or two bytes) variable x to 1023 (0x03FF in Hexadecimal)
unsigned int x = 1023; 
// sets lb with the lower byte of x: 0xFF
byte lb = lowByte(x);	
// sets hb with the higher byte of x: 0x03
byte hb = highByte(x);
Description A word is a variable made of 16 bits (or 2 bytes). The lowByte command returns the value of the lower byte of a word
Syntax
lowByte(wordValue)
Parameters
wordValue unsigned int: the word (unsigned int) variable to read the lower byte from
Returns byte: the lower byte of the word
Usage Application
Related bit()
bitRead()
bitWrite()
highByte()
makeWord()
Updated on July 07, 2011 11:08:37pm PDT

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