Issues

• HIL contract: session exec <id> <op> --help cannot show the operation's options

  follow-up
  adafruit/Adafruit_TinyUSB_Arduino#601 · Filter by author hathach opened on Nov 2, 2026

• HIL contract: the Pico 2 host board's cleanup depends on a USB stick that can wedge

  follow-up
  adafruit/Adafruit_TinyUSB_Arduino#600 · Filter by author hathach opened on Nov 2, 2026

• DualRole device_info examples overrun their string buffers and split surrogate pairs

  follow-up
  adafruit/Adafruit_TinyUSB_Arduino#599 · Filter by author hathach opened on Nov 2, 2026

• esp32: the device descriptor names a serial string that is empty

  follow-up
  adafruit/Adafruit_TinyUSB_Arduino#598 · Filter by author hathach opened on Nov 2, 2026

• rp2040: the core's USBD_VID/USBD_PID are ignored, so every RP2040/RP2350 board enumerates as 239a:cafe

  follow-up
  adafruit/Adafruit_TinyUSB_Arduino#597 · Filter by author hathach opened on Nov 2, 2026

• CI: doxygen step fails on master with 'More #endif's than #if's found' in Adafruit_TinyUSB.h

  adafruit/Adafruit_TinyUSB_Arduino#596 · Filter by author hathach opened on Nov 1, 2026
  1

• Adafruit Metro P4 - USBMode=tinyusb_fs - Full Speed endpoint crashes at 512bytes (64byte max)

  Bug
  adafruit/Adafruit_TinyUSB_Arduino#594 · Filter by author tyeth opened on Oct 29, 2026
  

• RP2040 native USB host: PANIC "buf_ctrl @ 0x50100080 already available" after CDC device unplug (regression 3.7.4 -> 3.7.7)

  Bug
  adafruit/Adafruit_TinyUSB_Arduino#592 · Filter by author sh-user opened on Oct 4, 2026
  1

• SOC task hangs while processing USB_EVT_READY

  Bug
  adafruit/Adafruit_TinyUSB_Arduino#588 · Filter by author jgartrel opened on Jul 21, 2026

• [Bug] Continuous Bus Resets when enumerating as HID Keyboard on RP2040 with specific devices

  Bug
  adafruit/Adafruit_TinyUSB_Arduino#574 · Filter by author joristo67 opened on Apr 11, 2026

• Customizable CFG_TUD_HID_EP_BUFSIZE + CFG_TUD_ENDPOINT0_SIZE

  Feature
  adafruit/Adafruit_TinyUSB_Arduino#571 · Filter by author FromDarkHell opened on Mar 10, 2026
  1

• 3.7.4 breaks USB CDC handling

  Bug
  adafruit/Adafruit_TinyUSB_Arduino#570 · Filter by author aljazjelen opened on Mar 7, 2026

• WinUSB/Bulk transfer (non-webUSB)

  Feature
  adafruit/Adafruit_TinyUSB_Arduino#564 · Filter by author indrora opened on Jan 25, 2026
  1

• STM32F4 Arduino Support - Community Port Available

  Feature
  adafruit/Adafruit_TinyUSB_Arduino#563 · Filter by author code-fiasco opened on Jan 25, 2026
  2

• [ESP32-S3 USB HID Gamepad] - it never enumerates (Windows 11)

  Bug
  adafruit/Adafruit_TinyUSB_Arduino#553 · Filter by author SuGlider opened on Sep 28, 2025
  1

• Incorporate pschatzmann's RP2040 UAC support.

  Feature
  adafruit/Adafruit_TinyUSB_Arduino#548 · Filter by author frohro opened on Aug 13, 2025
  1

• USB protocol >= 2.1 on ESP32 fails to bring up USB stack on Windows (WebUSB example)

  Bug
  adafruit/Adafruit_TinyUSB_Arduino#547 · Filter by author i-am-shodan opened on Aug 8, 2025
  12

• Need more overridable callbacks to use it in tinyusb style

  Feature
  adafruit/Adafruit_TinyUSB_Arduino#544 · Filter by author 0xSuryax opened on Jul 29, 2025

• Pico 2 W not working

  Bug
  adafruit/Adafruit_TinyUSB_Arduino#543 · Filter by author n1ndev opened on Jul 22, 2025
  3

• Wireless mouse leads to core hang up / How to enable logging

  Bug
  adafruit/Adafruit_TinyUSB_Arduino#527 · Filter by author int0h opened on May 19, 2025
  10

• TinyUSB CDC Host Stops Receiving Data

  Bug
  adafruit/Adafruit_TinyUSB_Arduino#520 · Filter by author dakriege opened on Apr 22, 2025

• MAX3421 USB Host unreliable packets with length less than 64 bytes

  Bug
  adafruit/Adafruit_TinyUSB_Arduino#519 · Filter by author samspencer5991 opened on Apr 22, 2025
  1

• changing CFG_TUD_CDC from 1 -> 0 compile issues

  Bug
  adafruit/Adafruit_TinyUSB_Arduino#497 · Filter by author JeffCalwood opened on Feb 24, 2025
  1

• changing CFG_TUD_HID from 2 -> 1 compile issues

  Bug
  adafruit/Adafruit_TinyUSB_Arduino#496 · Filter by author JeffCalwood opened on Feb 24, 2025

• PR 493 Submitted: Add support for DSR, DCD, and RI to Adafruit_TinyUSB_Arduino CDC profile

  Feature
  adafruit/Adafruit_TinyUSB_Arduino#491 · Filter by author SmittyHalibut opened on Feb 19, 2025
  2