Loading...

Physical computing: HowTo control LEDs, electric motors or servos through GPIOs

59,753 views

Loading...

Loading...

Transcript

The interactive transcript could not be loaded.

Loading...

Rating is available when the video has been rented.
This feature is not available right now. Please try again later.
Published on Sep 14, 2014

Table Of Content:

00:05 Introduction
01:01 Output pin
01:53 Maximum current / minimal resistance
02:55 Attaching LEDs
05:02 Sink current
06:17 Source current
07:01 Current between two pins
08:20 Electronic boards
09:09 Pulse-width modulation
10:34 Amlifying signals by field-effect transistors
15:00 Gate voltage
16:45 Switching a tiny electric motor (fan)
17:33 12V operating voltage
19:24 Power transistor (wiper motor)
22:05 Inverted switching
23:48 Don't forget a heat sink!
24:43 Operational amplifier
28:18 Inverting signals by Op-amps
29:24 Switching relays
31:34 Cascading relays
32:09 Electromechanical H-bridge
32:48 Transistor H-bridge
34:46 Attaching servos
36:15 Servo with external power supply
37:40 Input mode of GPIOs
38:41 Hysteresis
40:11 Bush buttons and switches
42:13 Communication between computers
45:01 Analog inputs
46:43 Robot arm with servos
48:28 Curiosity Pi
48:58 Battery powered off-road rover
50:19 R.I.T.T. (Raspberry Intelligent Transportation Technology)

Project page:
http://www.HomoFaciens.de/technics-co...

Loading...

Advertisement
When autoplay is enabled, a suggested video will automatically play next.

Up next


to add this to Watch Later

Add to

Loading playlists...