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.

Next is the Hookup diagram of the Arduino 4-Digit 7-segment LED Display, followed by the Arduino sketch. Carefully follow the hookup diagram to complete your hardware,and then upload the sketch to ...

So, if you want to regulate LED brightness linearly to your eye, it requires some clever thoughts and adaptations. First, upload the following PWM sketch to your Arduino Uno r3/Nano v3 and connect a ...

The Etch a Sketch toy has gone more or ... ll need a Raspberry Pi 3 Model B+, an Arduino Nano R3, a pair of rotary encoders, and a 64 x 64 RGB LED panel, among other things), the requisite code ...

During upload, if your Arduino has an RX (Receive) LED built-in, you should see it flash rapidly as it receives the sketch data. If your Sketch couldn't be uploaded for any reason, the Output pane ...

Andrew O'Malley's pulsing heart lamp looks alive with two Arduino-controlled settings ... "work with algorithmic curves to match the LED dimming with the response of the human eye to get nice ...