This is an Another great LCD display compatible with Gadgeteer module with limited pin resources, your project will quickly run out of resources using normal LCDs.
The DS1669 Dallas™ is a single digital rheostat or potentiometer with access to all three potentiometer terminals. The potentiometer has 64 wiper positions with equal or linear resistive step sizes.
The 2SD2196 200V 15A 65W NPN Darlington Transistors TO-3P Plastic Package. This is a Through Hole Maximum Operating Temperature: + 150C Continuous Collector Current: 15A DC Collector/Base Gain hfe Min: 1500 Height: 13.5 mm Length 15 mm.
The TCS34725 is a RGB and Clear light sensing elements IR blocking filter integrated on-chip and localized to the color sensing photodiodes minimizes the IR spectral component of the incoming light allows color measurements to be made accurately.