I'm a amateur maker so my question is likely elementary.
I need to convert 12V supply that can provide up to 10A to 5V Arduino input logic so I can sense when the 12V is on. I'd prefer to use an optocoupler but am unsure how to choose one and the circuit necessary.
Anyone have any specific advice?
I need to convert 12V supply that can provide up to 10A to 5V Arduino input logic so I can sense when the 12V is on. I'd prefer to use an optocoupler but am unsure how to choose one and the circuit necessary.
Anyone have any specific advice?
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