This paper presents a library for Arduino that allows interfacing a 16x2 LCD display with the HD44780 controller via the PCF8574 I2C expander. The library provides basic functions for displaying text ...

When you divide, you share or group an amount into a number of equal parts. Division is normally represented by the symbol ‘÷’. Division is the opposite of multiplication. Why not see how much you ...

Business trip, road trip, or just a trip across town? Our top tested travel printers will let you print photos, documents, and more on the spot, wherever you are. Most of my current work for PCMag is ...

The best VR headsets can make you forget, even if just for a moment, you're wearing a big chunk of plastic and foam on your face. It will make you feel like you're a part of a game's world, if only ...

This measurement is the video resolution measured in time. 24-30 fps is the normal level for good picture quality. A video with lower framerates appear as “choppy” on screen and fail to capture fast ...

Other Print Features Print Speed Black Normal: Up to 20 ppm Scan Size (ADF), Minimum: 145 x 145 mm. Print Quality Black (Best) - Up to 1200 x 1200 dpi Print Resolution Technologies: ReCP. Replacement ...

Additional Features Power Consumption: 400 W (Printing) / 50 W (Ready), Noise Level: Less than 50 dBA (Printing) / Less than 52 dBA (Platen Copying) / Less than 53 dBA (ADF Copying) / Less than 26 dBA ...