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bitSet()
Description
Met à 1 un bit d'une variable numérique.
Syntaxe
bitSet(x, n)
Paramètres
- x: la variable numérique dans laquelle un bit doit être mis à 1
- n: le rang du bit à mettre à 1, en démarrant à 0 pour le bit de poids faible (le plus à droite)
Valeurs Renvoyées
- Aucune
Exemple
void setup() {
Serial.begin(9600);
byte x = 0b10000000; // the 0b prefix indicates a binary constant
Serial.print("BEFORE: ");
Serial.println(x, BIN); // 10000000
bitSet(x, 2); // write 1 to the third bit
Serial.print("AFTER: ");
Serial.println(x, BIN); // 10000100
}
void loop() {}
The result in Serial Monitor:
COM6
BEFORE: 10000000
AFTER: 10000100
Autoscroll
Clear output
9600 baud
Newline
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