Troubleshooting LCD Not Lighting Up: Check the connections between the LCD and the tester. Ensure the power supply is correctly connected and operational. Partial Display Functionality: Re-inspect the ...

Note that many pins go to the 16 pins inline connecting to the LCD. Other pins go to the SCL and SDA lines which are easy to access on the Arduino UNO like shield connector at the pins near U301. Pins ...

Learn to build an RFID based attendance system using Arduino with step-by-step instructions, circuit diagrams, and complete code. This $35 DIY project replaces expensive commercial systems with ...

You can follow this step-by-step tutorial for proper setup 3- Failed to initialise Arduino board TriState If you are getting "Intel Edison Failed to initialise Arduino board TriState, check i2c ...

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 ...

[Kaushlesh Chandel] prototyped a few projects on his Arduino that use an HD44780 Character LCD. Wanting to keep these projects in one piece, but not sacrifice his Arduino board, so he etched his ow… ...