Wednesday, January 26, 2011

Day 8: 555 Timer, Oscilloscopes, Servos, and Combinations of Them

Today we were introduced to the 555 Timer. It's the same size as our 08M microcontroller except that it specializes in timing.


Our first circuit with it was to have an LED turn on and off.

Then we added in a potentiometer to control how often the light flashed, and following that, we replaced the light with a small speaker.



Then we switched over to the Oscilloscope. Its purpose is to show an image of the levels of voltage. It can be adjusted to show the voltage at different speeds and size.

 Afterwards, I just barely managed to complete the next task of controlling a servo motor with a pot.

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