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Add PID 0x8338 for Openloop Hardware Wallet#285

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Spritetm merged 1 commit intoespressif:mainfrom
asada0:main
Jan 16, 2026
Merged

Add PID 0x8338 for Openloop Hardware Wallet#285
Spritetm merged 1 commit intoespressif:mainfrom
asada0:main

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@asada0
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@asada0 asada0 commented Jan 12, 2026

Device Information

Product Name: Openloop Hardware Wallet

Description: Cryptocurrency hardware wallet with air-gapped and USB communication. Uses QR codes and USB HID/CDC for communication with host wallet software.
Chip: ESP32-S3

Why custom PID is needed:

  • Need unique device identification for Openloop's native mode
  • Custom PID allows host software to identify Openloop devices specifically

Company/Organization: Haudi Crypto, Inc.

Website: https://haudi.jp

Technical Details

  • USB Composite Device (HID + CDC)
  • USB HID class for wallet protocol communication
  • USB CDC class for firmware update and debugging
  • Implements hardware wallet protocol via HID/CDC.
  • Air-gapped operation with QR code signing

@Spritetm
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Looks good, but I merged a request before yours. Can you pick the next available PID and rebase? I'll merge once that's done.

@Spritetm
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Okay, thank you, merged.

@Spritetm Spritetm merged commit d1c1b2f into espressif:main Jan 16, 2026
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raoulh pushed a commit to raoulh/usb-pids that referenced this pull request Jan 16, 2026
Spritetm pushed a commit that referenced this pull request Jan 16, 2026
* Add EMC PARTNER ESDEX

* Add PID 0x8341 for Openloop Hardware Wallet (#285)

---------

Co-authored-by: Raoul Hecky <r.hecky@emc-partner.ch>
Co-authored-by: Kazunori Asada <kazunori@k-asada.com>
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2 participants