I'm not too familiar yet with Arduino. I don't think the software will be difficult for me, but the application I have in mind will require the use of at least 2 shields (relay cards) plus some dedicated signal condition circuitry. Do the shields just stack on top of each other? They could all get p…

Multiple Shields

w7qdm November 11, 2017, 11:16pm 11

Wawa:
You're right! Many 8-relay cards are available. (Sorry, I'm pretty new to this venue)
The power relays I need to control will probably have 24 VDC coils.

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Multiple Shields

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