Posted in Radio Hacks Tagged arduino, ham, lcd, signal visualizer, waterfall ← How To Build Your Own Pulsed Laser Pistol Scavenging Ambient Electromagnetic Energy → ...

These days, you could be forgiven for thinking driving an LCD from a microcontroller is easy. Cheap displays have proliferated, ready to go on breakout boards with controllers already baked in. Loa… ...

For those starting out in Arduino, there are tons of resources to get better acquainted with the community and the types of projects you can tinker with.

John Boxall, author of the new book Arduino Workshop, shares a few of the projects from his book on how to get started with the microcontroller. (Click the links to see PDFs of the complete ...

Whether it's your first time practicing coding, or you're a seasoned tinkerer, Arduino is an excellent platform to get your hands dirty with coding and tech.

SDA – Arduino pin A4 SCL – Arduino pin A5 Next, wire up the LCD according to the schematic below: The R3 value normally to be 220 ohm/330 ohm as a current limiting resistor. Part 3: Software The ...