Why, you ask? Why not, Lian Li replies. We give you Lian Li Hydroshift II LCD Curve. It's still in prototype form and won't be available until later this year, and not before October, so the ...

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 a simple Digital Password Lock System built using Arduino, a 4x4 Keypad, and a 16x2 LCD display. The system prompts users to enter a password, masks the input for privacy, and validates it. If ...