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by SyntaxError
Wed May 14, 2014 8:10 am
Forum: Troubleshooting
Topic: i2c / MPR121 Capacitive Touch problem
Replies: 5
Views: 2592

Re: i2c / MPR121 Capacitive Touch problem

I'm going to get a few from Maplins tonight. :)
by SyntaxError
Tue May 13, 2014 9:16 pm
Forum: Troubleshooting
Topic: i2c / MPR121 Capacitive Touch problem
Replies: 5
Views: 2592

Re: i2c / MPR121 Capacitive Touch problem

Thanks Doug, problem fixed! It turns out that I had two problems. One was indeed that I was connecting the wires after the Pi had booted. The other issue was that I've so far been using wires just poked through the board holes and not fixed in. This seems to have lead to random results so I need to ...
by SyntaxError
Sun May 11, 2014 10:24 pm
Forum: Troubleshooting
Topic: i2c / MPR121 Capacitive Touch problem
Replies: 5
Views: 2592

i2c / MPR121 Capacitive Touch problem

Hi, there is probably a simple wiring solution to this but I just can't see it. I'm using an RPi version 2 and have been following the instructions for the beetbox from here: http://www.imthi.com/blog/electronics/capacitive-touch-drumkit-with-raspberry-pi-using-mrp121.php Everything seems to be work...

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