Slides 2nd session course PENO

1. P&O.3
Erik Duval
@erikduval
Jose Luis Santos
@jlsantoso
Joris Klerkx
@jkofmsk
Robin De Croon
@robindecroon
Sven Charleer
@svencharleer

3. ...-1980s

4. 1990s

6. https://vimeo.com/55658574

7. http://theswitchtolinux.blogspot.com/2012/12/
raspberry-pi-daily-deviations-picture.html

8. http://www.youtube.com/watch?
v=5npkz0xY1fo#t=75

9. http://www.youtube.com/watch?v=5JoARkj7XMA

10. http://www.youtube.com/watch?v=Nfk1-XMASrk

11. http://www.instructables.com/id/RaspberryPi-
Powered-Wearable-Computer/#step1

14. Pi setup

15. Raspberry Pi Basics
login: pi
password: raspberry
config: sudo raspi-config
xwindows: startx
shutdown: sudo shutdown -h now
restart: sudo shutdown -r now

16. GPIO

17. GPIO 3.3V

18. GPIO 3.3V

19. GPIO Programming
Python
RPi.GPIO module
import
RPi.GPIO
as
GPIO
##
Import
GPIO
library
GPIO.setmode(GPIO.BCM)
##
Use
board
pin
numbering
GPIO.setup(7,
GPIO.OUT)
##
Setup
GPIO
Pin
7
to
OUT
GPIO.output(7,True)
##
Turn
on
GPIO
pin
7

20. GPIO Programming
Python
RPi.GPIO module
import
RPi.GPIO
as
GPIO
##
Import
GPIO
library
GPIO.setmode(GPIO.BCM)
##
Use
board
pin
numbering
GPIO.setup(7,
GPIO.IN)
##
Setup
GPIO
Pin
7
to
IN
result
=
GPIO.input(7)
##
Read
GPIO
pin
7

22. import
RPi.GPIO
as
GPIO
##
Import
GPIO
library
GPIO.setmode(GPIO.BCM)
##
Use
board
pin
numbering
GPIO.setup(7,
GPIO.OUT)
##
Setup
GPIO
Pin
7
to
OUT
GPIO.output(7,True)
##
Turn
on
GPIO
pin
7
import
RPi.GPIO
as
GPIO
##
Import
GPIO
library
GPIO.setmode(GPIO.BCM)
##
Use
board
pin
numbering
GPIO.setup(7,
GPIO.IN)
##
Setup
GPIO
Pin
7
to
IN
result
=
GPIO.input(7)
##
Read
GPIO
pin
7

27. http://www.youtube.com/watch?
feature=player_embedded&v=zE5PGeh2K9k

28. http://www.instructables.com/id/Power-Laces-the-Auto-lacing-shoe/

29. http://www.youtube.com/watch?feature=player_embedded&v=ZtNEPkwCfxA

31. Arduino Basics
Powered by USB
Data transfer by USB
Digital pins + Analog pins

32. Arduino Programming
Arduino Development Environment
Language based on C
http://arduino.cc/en/Reference/HomePage

33. Arduino Programming

34. Arduino Programming
void
setup()
{
//a
comment
in
the
setup
section
which
is
run
once
Serial.begin(9600);
}
void
loop()
{
//a
comment
in
the
loop
section,
which
is
looped
forever
int
sensorValue
=
analogRead(A0);
if(sensorValue
>
0)
{
Serial.println(sensorValue);
}
delay(1);
}

35. Sensors

36. #define
PHOTOSENSE_ANA_PIN
A0
void
setup()
{
//a
comment
in
the
setup
section
which
is
run
once
Serial.begin(9600);
}
void
loop()
{
int
microphoneValue
=
analogRead(PHOTOSENSE_ANA_PIN);
Serial.print("Sensor
Value:
");
Serial.println(microphoneValue);
delay(1000);
}

37. Sensor Arduino
Raspberry Pi
a LED
a

38. Sensor Arduino
Raspberry Pi
a LED
a
6

39. Hook up sensors to Arduino
(test on pc)

40. Hook up sensors to Arduino
(test on pc)
Plug Arduino into Pi
(hub)

41. Hook up sensors to Arduino
(test on pc)
Plug Arduino into Pi
(hub)
Boot Pi

42. Devices on Linux
/dev/serial/by-id/usb-Gravitech_ARDUINO_NANO_13BP1184-if00-port0

43. Devices on Linux
/dev/serial/by-id/usb-Gravitech_ARDUINO_NANO_13BP1184-if00-port0

44. Devices on Linux
/dev/serial/by-id/usb-Gravitech_ARDUINO_NANO_13BP1184-if00-port0

45. Devices on Linux
sudo ln -s
/dev/serial/by-id/usb-Gravitech_ARDUINO_NANO_13BP1184-if00-port0
/dev/arduino

46. Python & Arduino
/dev/serial/by-id/usb-Gravitech_ARDUINO_NANO_13BP1184-if00-port0

47. Python & Arduino
https://pypi.python.org/pypi/pyserial

48. Python & Arduino
https://pypi.python.org/pypi/pyserial
sudo python setup.py install
TAR -XF

49. Python & Arduino
import
serial
arduino
=
serial.Serial('/dev/arduino',
9600)
while
True:
value
=
arduino.readline()
print(value)