Hardware Setup
nRF52840 USB Dongle
The nRF52840 USB Dongle from Nordic Semiconductor is our main tool.
Purchase Sources
| Vendor | Price | Link |
|---|---|---|
| Mouser | ~$10 | mouser.com |
| DigiKey | ~$10 | digikey.com |
| Nordic | ~$10 | nordicsemi.com |
Two Operating Modes
| Mode | Firmware | Use Case |
|---|---|---|
| Sniffer | nRF Sniffer FW | Passive capture |
| blatann | Connectivity FW | Active interaction |
Bootloader Mode
To flash firmware:
- Plug in while holding RESET button
- LED blinks red
- Drive appears as "JLINK"
Next Step
Continue with Software Installation.