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Problems with Grove Multichannel Gas Sensor

Posted: Wed Sep 12, 2018 6:42 am
by cesar996
Dear Mr.

I am trying to use Grove Multichannel Gas Sensor with Photon particle. I have obtained good results but I am worried about often the system loose the connection, device came online and device went offline.

Could anyone help me with this problem...



Thank you



Cesar

Re: Problems with Grove Multichannel Gas Sensor

Posted: Thu Sep 13, 2018 2:56 pm
by bill.yu
Hi Cesar

How is the hardware connection? Do you use the jumper wire? please post a picture about the hardware connection. thanks.

best rgds
Bill

Re: Problems with Grove Multichannel Gas Sensor

Posted: Tue Sep 18, 2018 11:44 am
by cesar168
Hi Bill,
Here is in attachment a photo of the prototype.

Thanks for any help...

Cesar

Re: Problems with Grove Multichannel Gas Sensor

Posted: Tue Sep 18, 2018 7:36 pm
by bill.yu
Hi Cesar

I see you pull up a resistor on the scl and sda. we have already pulled 10k on grove-multichannel gas sensor. pls try to remove and see any improvement. thanks.

Bill