Issues

• zephyr: REPL on console?

  adafruit/circuitpython#11606 · Filter by author dhalbert opened on Oct 14, 2026 · 11.0.0

• zephyr doesn't do I2C pull-up detection

  busiozephyr
  Task

  adafruit/circuitpython#11605 · Filter by author dhalbert opened on Oct 14, 2026 · 11.0.0

• zephyr: I2C scan doesn't work at 400 kHz

  busiozephyr
  adafruit/circuitpython#11604 · Filter by author dhalbert opened on Oct 14, 2026 · 11.0.0

• zephyr: do dynamic bus allocation on CLUE boards

  busiozephyr
  adafruit/circuitpython#11603 · Filter by author dhalbert opened on Oct 14, 2026 · 11.0.0

• zephyr: Do dynamic bus allocation on Nordic DK boards

  busiozephyr
  adafruit/circuitpython#11602 · Filter by author dhalbert opened on Oct 14, 2026 · 11.0.0

• zephyr: do dynamic bus allocation on Feather nRF52840 boards

  busiozephyr
  adafruit/circuitpython#11601 · Filter by author dhalbert opened on Oct 14, 2026 · 11.0.0

• zephyr: add ItsyBitsy nRF52840

  boardzephyr
  adafruit/circuitpython#11600 · Filter by author dhalbert opened on Oct 14, 2026 · 11.0.0

• Zephyr nordic: assign SPIM3 as first busio.SPI() bus

  busiozephyr
  adafruit/circuitpython#11599 · Filter by author dhalbert opened on Oct 14, 2026 · 11.0.0

• Zephyr: Restore busio.I2C(), busio.UART(), busio.SPI()` on boards where it disappeared

  adafruit/circuitpython#11598 · Filter by author dhalbert opened on Oct 14, 2026 · 11.0.0

• Add CONSOLE=1 compile flag to assign TX/RX pins to zephyr console

  zephyr
  adafruit/circuitpython#11597 · Filter by author dhalbert opened on Oct 14, 2026 · 11.0.0

• Zephyr: allocate I2C, SPI, UART buses dynamically instead of using the fixed assignments in devicetree

  busiozephyr
  adafruit/circuitpython#11596 · Filter by author dhalbert opened on Oct 14, 2026 · 11.0.0

• Move imx port to Zephyr

  mimxrt10xxrefactoringzephyr
  adafruit/circuitpython#11583 · Filter by author tannewt opened on Oct 13, 2026 · 11.0.0

• Support SDIO cards as a second USB mass-storage LUN

  rp2sdcardiostoragesupervisorusb
  adafruit/circuitpython#11564 · Filter by author ladyada-eagleclaw opened on Oct 12, 2026 · 11.0.0
  

• Unflushed writes to an open SD card file are lost when the VM stops

  bugsdcardiostorage
  adafruit/circuitpython#11562 · Filter by author dhalbert opened on Oct 12, 2026 · 11.0.0

• zephyr-cp: CIRCUITPY_USB_MSC is off, so storage USB drive control is missing

  storageusbzephyr
  adafruit/circuitpython#11531 · Filter by author dhalbert opened on Oct 8, 2026 · 11.0.0

• Move silabs to Zephyr

  silabs
  adafruit/circuitpython#11507 · Filter by author tannewt opened on Oct 5, 2026 · 11.0.0
  1

• Feature/API request: portable camera capture across ESP-IDF, Zephyr, and parallel interfaces

  circuitpython apidisplayioenhancement
  Feature

  adafruit/circuitpython#11505 · Filter by author ladyada-eagleclaw opened on Oct 5, 2026 · 11.0.0
  5

  

• Intermittent hard fault on WIZnet socket read

  adafruit/circuitpython#11472 · Filter by author anecdata opened on Sep 27, 2026 · 11.0.0
  1

• More efficient ADC sample reading in espressif port

  adafruit/circuitpython#11467 · Filter by author kevinjwalters opened on Sep 27, 2026 · 11.0.0
  1

• Add file truncate()

  cpython apienhancement
  adafruit/circuitpython#11402 · Filter by author CTho9305 opened on Sep 16, 2026 · Long term
  1

• 11bit ADC data from SAMD51 (M4) boards

  analogioatmel-samddocumentation
  adafruit/circuitpython#11391 · Filter by author kevinjwalters opened on Sep 14, 2026 · Long term
  4

• USB Power Boot Time

  boardbugrp2usb
  adafruit/circuitpython#11380 · Filter by author djecken opened on Sep 14, 2026 · Support
  3

• RGBMatrix at 128px width blanks/freezes when WiFi is active (rp2040/Pico W, CircuitPython 10.3.0)

  bugdisplayiorp2040
  adafruit/circuitpython#11362 · Filter by author CaptD0nuts opened on Sep 13, 2026 · Long term
  3

• usb_audio.USBSpeaker: Speaker audio does not adjust based on Windows volume slider/mute.

  audiobugenhancementusb
  adafruit/circuitpython#11302 · Filter by author jbirchall-svg opened on Sep 3, 2026 · Long term
  1

• Using Zephyr 10.3.0 build on NXP FRDM-MCXN947 leaves board unresponsive after flash.

  bugzephyr
  adafruit/circuitpython#11284 · Filter by author DavePutz opened on Sep 1, 2026 · 11.0.0
  4