BLE Module– First Run Hardware 1: MLT-BT05 BLE Bluetooth v4.0 Hardware 2: Arduino Uno R3 Experimental Sketch: By T.K.Hareendran */ #include <SoftwareSerial.h> int bluetoothTx = 2; // D2 to TXD int ...

In this quick Arduino tutorial I will explain how you can control a relay using the Arduino Board, one 1K and one 10K resistors, 1 BC547 transistor, one 6V or 12V relay, one 1N4007 diode and a 12V fan ...

What was your first Arduino program? Probably an LED blinker — that seems to be the “hello world” of microcontrolllers. You probably moved on to things a little more complicated pretty quickly.

The official Arduino team have announced the availability of the new Arduino Nano 33 BLE and BLE Sense development boards which are now available to purchase directly from the official Arduino ...