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MPR121 Capacitive Touch Sensor
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MPR121 Capacitive Touch Sensor

by fishwolf on Tue May 17, 2016 9:03 am

I'm using MPR121 Capacitive Touch Sensor board with raspberry.

the capacitive contact work fine,
but if i connect the pin on a big metallic surface as a 90x30 cm, the contact doesnt work.

is a limit of board?
or i do a error?

Thanks

fishwolf
 
Posts: 8
Joined: Tue May 17, 2016 9:01 am

Re: MPR121 Capacitive Touch Sensor

by fishwolf on Wed Jun 01, 2016 8:59 am

nothing suggest?

fishwolf
 
Posts: 8
Joined: Tue May 17, 2016 9:01 am

Please be positive and constructive with your questions and comments.