The full version of BT Stack works well. I have a Qstarz 818x. I have no connection issues. GPS works well. The speed on the speed overlay is not accurate at 10hz
So last weekend my co-driver and I tested Harry's Lap Timer using the iPhone GPS. The interface/software is great, but GPS resolution is too low. This week I jailbroke my phone with the intent of using our Max Q Data Quatnum GPS (20Hz) with it. If I go to BT Stack and connect to it, it I don't see ...