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highByte()
Descripción
Extrae el byte de orden superior (más a la izquierda) de una palabra (o el segundo byte más bajo de un tipo de datos más grande.
Sintaxis
highByte(x)
Parámetros
- x: un valor de cualquier tipo
Retornos
- Byte
Ejemplo
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
VARIABLE: 1F2E
HIGH_BYTE: 1F
Autoscroll
Clear output
9600 baud
Newline
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