#define LED_BUILTIN 13. This indicates digital pin 13 on the Arduino's pins connector (also called a header). But at the same time LED_BUILTIN tells the Arduino to use the actual built-in LED on ...

The example above is good,but you dont need led_built-in function.Also you dont need to blink both leds, so just comment out led_built-in and one of the leds. Eg, i commented out led_built-in and RX ...

Basically the Arduino MKR1000 is a combination of an Arduino Zero board which has been combined with WINC1500 WiFi in a small all-in-one package and is perfect for Internet of Things projects and ...

We’d seen it done with buttons, switches, gestures, capacitive touch, and IR remote, but never like this. [electron_plumber] made an LED that can be blown out like a candle, and amazingly it … ...