Are you sure no more programs are trying to connect to the HAT, only signal k? GPSD, AvNav...
Are you sure you have a clear satellite view? How do you know you have a GPS fix?
Make atest with only the HAT and the raspberry. No more boards or devices connected.
Are you sure you have a clear satellite view? How do you know you have a GPS fix?
Make atest with only the HAT and the raspberry. No more boards or devices connected.