Arduino Wire.h Library «4K - 480p»
void loop() Wire.beginTransmission(8); // Slave address 8 Wire.write("Hello Slave!"); Wire.endTransmission();
#include <Wire.h> void receiveEvent(int bytes) while(Wire.available()) char c = Wire.read(); Serial.print(c); arduino wire.h library
// Request 5 bytes (3 pressure, 2 temp) Wire.requestFrom(SENSOR_ADDR, 5); void loop() Wire