MPR121 Capacitive Touch Sensor

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

MPR121 Capacitive Touch Sensor

Post by fishwolf »

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

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

Re: MPR121 Capacitive Touch Sensor

Post by fishwolf »

nothing suggest?

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