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 ...

QUEENS, N.Y.--(BUSINESS WIRE)--World Maker Faire – EarthMake ... that is used for GPU communication and Arduino programming. The 3.5" LCD has 64% more display area than a 2.8" LCD Shield.

[Debraj] wrote in about his 2-wire serial backpack he developed for a Graphic LCD screen. It’s build on a hunk of protoboard and uses a pair of 595 shift registers to translate incoming serial ...