Involvement:Expert (understands the inner workings) - Ownership:more than 1 month Pros:This is a very low cost module for what is on it. With all the buttons, dual colour LEDs and full 8 digit display, an awful lot of information can be conveyed. I used it for a ping time tracker, using the LEDs as a bar graph and the actual results on the LED d... Read more
Involvement:General (knows how to use it) - Ownership:1 week to 1 month Pros:- Very useful to get numeric and/or state output and to provide input to a sketch into an Arduino using only 3 pins.
- Rather cheap for all the functionality provided.
- The little ribbon cable used to chain several modules can be used to connect the Arduino, when solde... Read more
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