This involves considering size, packaging and power draw, as well as the user interface. The build settles on an Arduino Pro Micro ... A square IPS LCD display is used to display an analog ...

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 only need 2 lines to process the display information. Now a days, ...

Remember those LCD games that became quite ... of the hardware has been built into a web interface. [Tobie’s] part of the hack is to use an Arduino and a few buttons as the controller.