[Usmar A. Padow] put together an Arduino Uno, SD card, four line character LCD, and PS/2 keyboard. but he’s also included alternative options to go without an LCD screen by using a computer ...

To link a standard 16×2 LCD directly with the microcontroller, for instance Arduino, you would need atleast 6 I/O pins to talk to the LCD. However, if you use an LCD module with I2C interface, you ...

It uses an Arduino Uno, an LCD readout, and a sonic ranging module ... With a simple fingerprint scanner module and other basic components, you can build yourself a real security scanner for ...

The device uses the Arduino to drive the scanning table (the speakers), and read the photodetector. The results of the scan appear on an LCD screen. Using a calibration slide from eBay ...

Using the power of Arduino and utilizing the camera and powerful performance of a smartphone, QLRO has created a fantastic 3D scanner aptly named the AAScan. This innovative device leverages the ...

As promised in the first part of this article, now it is time to see in detail how we can use the Alphanumeric LCD Display in our Arduino sketches. The idea beside this project is to give a simple ...