Reply To: Laser Tutorial Question

#17232
Profile photo of Jason
Jason
Participant

ok so i modified the firmware to remap pin 9 to 44. I measure the voltage across after setting the fan to 100% it was 4.47v, then turn it off 4.29v… There is always almost full voltage across pin 44 all the time regardless if the fan is set to on or off…

Whats going on?