Plug the RFID module into the breadboard with enough space around it. Connect the VCC pin to the Arduino's 3.3V (not 5V), and GND to the ground rail. For the data connections, wire SDA to Pin 10, SCK ...

What could happen when you open-source a hardware project? No, seriously. I hold a fair few radical opinions – one is that ...

4 and 19 pins are used to adjust the display contrast through a resistor. I use a 1 Mega Ohm variable resistor. Acceptable contrast ~270kOm.

This is an Arduino library for HD44780 LCD display, operated in 4 bit mode over I2C bus with 8-bit I/O expander PCF8574 ...

Should you stick with the venerable Apple Studio Display or switch to the newer Asus PA32UCDM? Our extensive testing lets us ...

Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I ...

With a sub-$1,000 price, exceptional quality, and innovative resin management features, the Anycubic Photon Mono M7 Max is a ...

However, the HYDROSHIFT II LCD-C includes an Offline software-free mode for changing the display, thanks to the inclusion of a rotatable cap on the pump. Lian Li notes that turning the cap ...

Elecrow hit Kickstarter with an electronics learning lab-in-a-box based around the Raspberry Pi. A 2nd generation crammed the lab into a laptop form factor. The CrowPi 3 "playground for programming, ...

Although the original dual-screen Ayaneo Flip was a flop, the company confirmed it was committed to the line and today ...

Recently, ‘Liquid crystal display (LCD) vs. organic light-emitting diode (OLED) display: who wins?’ has become a topic of heated debate. In this review, we perform a systematic and comparative ...

Samsung has launched a 32-inch Color E-Paper display (EM32DX) for $1,200. It features QHD resolution, ultra-low power use, 200-day battery, and smart content management.