Introduction of 555 workshop @FHCRC 2015 寒訓

1. 555
電子一點也不難

2. about.me
FHCRC.102nd
FJUEE
Arduino.Taipei (since 2013)

5. NE555
• Intergrated Circuit
• Low cost & easy to use
• One of the most popular ICs
• Designed by Hans Camenzind ,1970
• Introduced by Signetics ,1971
• 1,000,000,000 units produced in 2003
Image via wiki : http://commons.wikimedia.org/wiki/Category:555_timer_IC#mediaviewer/File:Signetics_NE555N.JPG

6. A timer ?

9. 555 as A TTL Clock

11. Waves
Image via wiki : http://en.wikipedia.org/wiki/Frequency#mediaviewer/File:EM_spectrum.svg

12. Waves
Image via wiki : http://en.wikipedia.org/wiki/Square_wave#mediaviewer/File:Waveforms.svg

13. 555 as A Tone Generator

14. Amplitude Modulation(AM)
Image via wiki : http://en.wikipedia.org/wiki/Radio#mediaviewer/File:Amfm3-en-de.gif

15. 555 as A AM Band FM Transmitter

17. Pulse-Width Modulation(PWM)
Image via wiki : http://en.wikipedia.org/wiki/Pulse-width_modulation#mediaviewer/File:PWM,_3-level.svg

18. 555 as A Servo Tester

20. Link
Useless Machine

21. Link
Class D Amplifier

22. Switch
ON/OFF

23. 555 as A Switching Boost Converter

25. Image via wiki : http://commons.wikimedia.org/wiki/File:NE555_Bloc_Diagram.svg

26. 3 Modes
• Bistable (雙穩態模式)
• Monostable (單穩態模式)
• Astable (非穩態模式)
Demo Video

27. Let’s get to it…

28. Workshop
Install ElectroDroid
Go TalkingElectronics
Go Electronics-tutorials.ws
Datasheet of LM555