STM32 Sniffer for Bluetooth® LE

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The STM32 Sniffer for Bluetooth® LE allows you to learn, analyze and debug Bluetooth® LE communications.

You will be able to listen to advertising packets or follow communications between a device and the device it is communicating with. In case devices start pairing, it may even be possible to decrypt the packets.

System presentation
Connection sniffing example


The sniffer firmware is compatible with two development boards :

Compatible development boards
Available boards: Nucleo WB55 (left) and Discovery Kit WB5MM (right)


Find more details about the boards here:

The following articles will help you to setup and use the sniffer.

1. Installing the STM32 Sniffer

The STM32 Sniffer for Bluetooth® Low Energy is composed of two main parts.

  • The software part running on the computer: captures, analyzes and displays packets
  • The firmware part running on the STM32WB MCU: intercepts over the air packets

You can download necessary files on STM32 Hotspot.

Installing the STM32 Sniffer

2. Using the STM32 Sniffer

Follow the user guide linked below to discover how to use the sniffer through Wireshark.

Using the STM32 Sniffer

3. Troubleshooting

You will find here some most common problems encountered and how to resolve them.

Troubleshooting

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