16 lines
290 B
C++
16 lines
290 B
C++
// Written 2015 by Johannes Findeisen <you@hanez.org>
|
|
|
|
#include <Wire.h>
|
|
|
|
void setup() {
|
|
pinMode(13, OUTPUT);
|
|
Wire.begin();
|
|
}
|
|
|
|
void loop() {
|
|
Wire.requestFrom(7, 1); // request 1 byte from slave device #7
|
|
digitalWrite(13, HIGH);
|
|
delay(50);
|
|
digitalWrite(13, LOW);
|
|
delay(950);
|
|
}
|