Reference for Wiring 1.0 (ALPHA) 0021+. If you have a previous version, use the reference included with your software.
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Name
highByte
Examples
unsigned int x = 1023; // word (16 bit or two bytes) variable, 0x03FF in Hexadecimal
byte lb = lowByte(x); // sets lb with the lower byte of x: 0xFF
byte hb = highByte(x); // sets hb with the higher byte of x: 0x03
Description
A word is a variable made of 16 bits (or 2 bytes). The highByte command returns the value of the higher byte of a word
Syntax
highByte(wordValue)
Parameters
wordValue
word: the word (unsigned int) variable to read the higher byte from