try:
a) 12v input, no luck
b) try swap the red & black power supply, no luck
c) try connecting only UNO & pump, it works for 3 sec then both device off
what else can i try?
try:
a) 12v input, no luck
b) try swap the red & black power supply, no luck
c) try connecting only UNO & pump, it works for 3 sec then both device off
what else can i try?