OpenSprinkler › Forums › Hardware Questions › OpenSprinkler Pi (OSPi) › How do I connect the RF transmitter? › Reply To: How do I connect the RF transmitter?
April 30, 2015 at 1:18 pm
#37259
Sean
Participant
I’ll try GPIO15. Then de-soulder the relay if it works.
In the meantime, can you post all the GPIO that are unused?