saleae_usb_pcap

convert CSV export of Saleae Logic USB analyzer to PcapNG for Wireshark

License & Attribution

• author: Trevor Bentley trevor@trevorbentley.com
• date: 2025-10-22
• license: 0BSD

Notes

Only works with USB 2.0 Full Speed devices.

Usage

Exporting CSV from Saleae:

1. capture signal on USB D+ and D- lines
2. enable "USB LS and FS" analyzer in Full Speed mode with "Bytes" decode level
3. click "..."->"Export Table" in the Data Table section
4. choose All columns, All data, CSV format, and enable "Use ISO8601 timestamps"

Process with:

$ ./saleae_usb_pcap.py exported_from_saleae.csv converted.pcap

Open with:

$ wireshark converted.pcap