TomGeorge:
Hi,
Try this statement.https://www.arduino.cc/en/Reference/Else
Tom...
Thanks for the link after that I got the statement right. Thanks Tom
This is the working code now.
int LED = 46;
#include <Wire.h>
void setup() {
Wire.begin(8); // join i2c bus with address #8
Wire.onReceive(receiveEvent); // register event
Serial.begin(9600); // start serial for output
pinMode(LED, OUTPUT);
}
void loop() {
delay(100);
}
// function that executes whenever data is received from master
// this function is registered as an event, see setup()
void receiveEvent(int howMany) {
while (1 < Wire.available()) { // loop through all but the last
char c = Wire.read(); // receive byte as a character
Serial.print(c); // print the character
}
int x = Wire.read(); // receive byte as an integer
Serial.println(x); // print the integer
if (x > 254) {
digitalWrite(LED, HIGH);
}
else
{
digitalWrite(LED, LOW);
}
}