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Topic: Rfid Door Lock (Read 4 times) previous topic - next topic

Groove

Use a big copper spike.
Are you being serious?
Per Arduino ad Astra

Bobbyfox2

how do i ground to the board

AWOL

Ground, zero volts, earth.
"Pete, it's a fool looks for logic in the chambers of the human heart." Ulysses Everett McGill.
Do not send technical questions via personal messaging - they will be ignored.

GaryP


how do i ground to the board



Are you sure you want to do this?

Cheers,
Kari
The only law for me; Ohms Law: U=R*I       P=U*I
Note to self: "Damn! Why don't you just fix it!!!"

Grumpy_Mike

Ground is one of the terminals on the arduino bord. It is marked GND.
All points with that triangle must have a connection to that point.
So join all the triangles together and then connect that to the GND pin.

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