“I have a 12V 1A ac/dc adapter.”
That’s all you need.
Get two 12v DPDT relays and use circuit D3.
Two 2N2222 transistors will work for this.
If the Arduino isn’t power anything from the 5v pin 12v into the Vin pin will be okay.
“I have a 12V 1A ac/dc adapter.”
That’s all you need.
Get two 12v DPDT relays and use circuit D3.
Two 2N2222 transistors will work for this.
If the Arduino isn’t power anything from the 5v pin 12v into the Vin pin will be okay.