If you think that this website looks like it was thrown together by some hack who doesn’t know how to design a website, you’re right. (We’re in the embedded processor business not website development.)
The LCD-7seg-IO JEMshield consumes only 4 I/O pins and provides:
Two 7 Segment LCD displays:
a. 2 digit with decimal (8.8)
b. 3 ½ digit with colon (18:88)
c. Numerous icons.
Two push buttons
Tri-color LED (Red, Green, Blue)
RS-232 driver chip (one port under GPISO-1 control; the other available for your Arduino.)
13 additional I/O pins:
8 digital I/O or analog.
User configurable slide switch