- Different phones can have different speeds at receiving the scanning results. It seems that you are using a phone with a different scanning speed.
- You are using different connecting cables to the input or output of the PCB.
- There is something wrong with the input or output of the PCB.
A new project is always a long-run process, especially a Bluetooth device, since the connection not only involves in PCB party but also the phone user. Try to talk to your supplier based on the above points. There will be surprising progress in the project. Good luck to you.
#PCB Assembly #IoT