How to debug Bluetooth

Where are the logs?

Whatare needed to debug Bluetooth?

1. Overview of bluetooth stacks architecture.
2. You should know which layer has issue.
3. Read Bluetooth specification careful if you need.
4. Cross analyze logs, codes and spec.

There are hcidump, air sniffer log, Bluetooth kernel stack log, bluetoothd print log and android logcat. In general case, they are needed to debug Bluetooth issues.

The figure like this:

 

How touse frontline to capture the Bluetooth air log? Introduction

FTS4BT™ is a PC‐based, Bluetooth® protocol analyzer that displaysclassic Bluetooth data in Frontline's intuitive display, simplifying andaccelerating the debugging process.

1.   Hardware.

Purchasethem from frontline companyJ

1.   Software

DownloadFTS4BT from:

http://www.fte.com/support/CPAS-download.aspx?demo=FTS4BT&iid=16

2.   Installthe FTS4BT.
1) Plug in the FTS dongle into computer.
2) Pls install the FTS4BT, it is very easy.

OPENING/SELECTING DATA CAPTURE METHOD

Nowthat the devices are on, the ComProbe positioned correctly, the next step is toopen FTS4BT and select the data capture method.

1.   Open "Frontline FTS4BT"from the Start menu or from the Desktop folder.

Select"Frontline FTS4BT".