highByte()

Descrição

Extrai o byte mais significativo (o mais à esquerda) de uma word (valor de 16 bits), ou o segundo byte menos significativo de um tipo de dado maior.

Sintaxe

highByte(x)

Parâmetros

  • x: um valor de qualquer tipo

Retorna

byte

Código de Exemplo

void setup() { Serial.begin(9600); // setup serial int variable = 7982; Serial.print("VARIABLE: "); Serial.println(variable, HEX); // in hex format byte high_byte = highByte(variable); Serial.print("HIGH_BYTE: "); Serial.println(high_byte, HEX); // in hex format } void loop() { }

The result in Serial Monitor:

COM6
Send
VARIABLE: 1F2E HIGH_BYTE: 1F
Autoscroll Show timestamp
Clear output
9600 baud  
Newline  

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