OpenGarage › Forums › Hardware Questions › Relay – High on boot? › Reply To: Relay – High on boot?
August 4, 2019 at 4:47 pm
#1836
Ray
Keymaster
Either get a active-high relay, or, if you have an active-low relay — every relay has a normally open (NO) pin and normally closed (NC) pin. Just use the NC pin, that will reverse the logic.