To link a standard 16×2 LCD directly with the microcontroller, for instance Arduino, you would need atleast 6 I/O pins ... to buy an expensive I2C LCD for this task because readymade serial backpack ...

[Kaushlesh Chandel] prototyped a few projects on his Arduino that use an HD44780 Character LCD. Wanting to keep these ... Give our PCB fab tutorial a try.

Padow] put together an Arduino Uno, SD card, four line character LCD, and PS/2 keyboard ... editing once the line has been input. The example programs that [Usmar] shows off are simple to ...