We have already studied the inputs,however we haven't studied the two main outputs. Both of them are digital. The diode LED is one of them. It can emite light whe you connet it well. In the video is explained why.
ACTIVITIES
1.- Using Cocdrile design circuit with LED. Measure its current and voltage.
2.- Using a protoboard to build a circuit with a LED. Try it in direct and inverse polarity
3.- Do a search on the Internet about the applications of LEDs
HOMEWORK
Do a search about servomotors
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