The I2C bus or TWI (Two Wire Interface) allows a single master IC to share communication lines with multiple slave ICs. In our case Arduino ... sensor 3 void setup() { Serial.begin(9600); Wire.begin() ...

Internally his heart rate monitor is using an Arduino ... sensor, and another made on the side for the OLED screen. This lets the user hold the device in a natural way while getting a reading.

Every new generation of computers repeats the techniques used by the earlier generations. [Kim Salmi] created an ASCII-based quadcopter simulation game using an Arduino that displays on the ...