Arduino Wire.h Library — Editor's Choice

void loop() Wire.beginTransmission(8); // Slave address 8 Wire.write("Hello Slave!"); Wire.endTransmission();

Serial.println(); delay(1000);

void setup() Serial.begin(9600); Wire.begin(8); // Join I2C bus with address 8 Wire.onReceive(receiveEvent); Wire.onRequest(requestEvent); arduino wire.h library

void loop() // Tell sensor to start measurement Wire.beginTransmission(SENSOR_ADDR); Wire.write(0x12); // Pressure data register (MSB) Wire.endTransmission(false); // Repeated start void loop() Wire