The second Meetup of the 'Singapore Rasp Pi Enthusiasts' meetup group was held. Here are the slides to choosing the Gertboard or the PiFace for hardware development.
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Hardware is the new software baby!
1. Hardware is the new
Software Baby!
PiFace and Gertboard in your face !!
... Or hands, whichever you prefer.
2. Recap of Previous Meetup
http://greenasathistle.files.wordpress.com/2007/07/noreason.jpg
3. Vision
Get people interested in the Raspberry Pi and
to have them come together to build
solutions, with humour, that benefit society.
4. Mission
BY 11TH AUGUST 15
Get this meetup group to grow to 200 people.
Have at least 10 meetup sessions.
Have one article published in the Straits times
about this group.
5. Mission : Where we stand
Ultimate Mission
Get this meetup group to
grow to 200 people.
Have at least 10 meetup
sessions.
Have one article published
in the Straits times about
this group.
BY 13th October14
Mission in Progress
128 Members now
2nd Meetup on-going
Still need Ideas on how to
achieve this !
10. Tech Stats
2 mechanical relays (connected to outputs 1 and 2; can
be disabled via jumpers)
*Relays can be used to switch voltages up to 20V (Max) or currents up to
5A (Max)
4 momentary pushbutton PCB switches
(connected to inputs 1-4)
8 digital inputs (sink to GND to activate each input pin;
pulled-up via software)
8 open-collector outputs
8 LED indicators (for the 8 digital outputs)
12. Setting up Scratch for PiFace
After updating/upgrading OS
21 steps to initialize Scratch to detect the
PiFace
http://www.piface.org.uk/guides/scratch_with_pifacedigital/Setting_up_Scratch/
20. PiFace Digital 2
http://www.element14.com/community/community/raspberry-pi/raspberry-pi-accessories/piface-digital?ICID=rpiaccsy-featured-products
21. Gert Van Loo
GERTBOARD
http://m.eet.com/media/1192878/Gert-van-Loo.jpg
23. Gertboard Installation
Step 1: Take Gertboard
Step 2: Align Gertboard according to GPIO
pins
Step 3: Power on Raspberry Pi
Step 4: Run your script
24. Gertboard
12x buffered I/O
3x pushbuttons
6x open collector drivers (50V, 0.5A)
18V, 2A motor controller
28-pin dual in line ATmega328 microcontroller
2-channel 8, 10, or 12 bit Digital to Analogue
converter
2-channel 10 bit Analogue to Digital converter
25. Two resources for demo
http://raspi.tv/download/GB_Python.zip
http://www.element14.com/community/docs
/DOC-52909/l/assembled-gertboard-software-jan-
2013?ICID=gertboard-techdoc