Search results

raspberrypi i2ctarget transactions are spread across multiple requests

bug

busio

rp2Both RP2 microcontrollersBoth RP2 microcontrollers

Status: Open.

#10423 In adafruit/circuitpython;

· anecdata opened on Jun 15, 2025

 ·  

10.0.0

v9.2.2 thru v9.2.4 slows to a crawl on ESP32-S2 when both ssd1306 OLED display and AHT20 sensor on the Stemma I2C bus at the same time

bug

busio

esp32-s2

Status: Open.

#10022 In adafruit/circuitpython;

· Timeline8 opened on Feb 2, 2025

 ·  

Support

Exception for I2C NACK handling/signalling

busio

enhancement

Status: Open.

#9765 In adafruit/circuitpython;

· bludin opened on Oct 28, 2024

 ·  

Long term

Espressif: SPI.deinit() waits for SPI lock to unlock, and cannot be interrupted

bug

busio

espressifapplies to multiple Espressif chipsapplies to multiple Espressif chips

Status: Open.

#9586 In adafruit/circuitpython;

· dhalbert opened on Sep 1, 2024

 ·  

11.0.0

Reading I2C bus in code.py interferes with auto-reload leaving attached displays inactive

bug

busio

displayio

Status: Open.

#9253 In adafruit/circuitpython;

· RetiredWizard opened on May 16, 2024

 ·  

Long term

UART: unable to set value of pull-up/down/none on busio defined pins, needed on uart RX

busio

circuitpython api

enhancement

esp32-c3

Status: Open.

#8945 In adafruit/circuitpython;

· davs2rt opened on Feb 18, 2024

 ·  

Long term

RP2040 initial 0 byte I2C write has potentially problematic behavior

bug

busio

rp2040Raspberry Pi RP2040Raspberry Pi RP2040

Status: Open.

#7955 In adafruit/circuitpython;

· caternuson opened on May 9, 2023

 ·  

Long term

Feature request: I2C interrupt handling

busio

enhancement

Status: Open.

#6568 In adafruit/circuitpython;

· kmatch98 opened on Jul 7, 2022

 ·  

Long term

SPI dropping least significant bit on ESP32-S2 but works on PI Pico

bug

busio

espressifapplies to multiple Espressif chipsapplies to multiple Espressif chips

Status: Open.

#6510 In adafruit/circuitpython;

· CTGControls opened on Jun 21, 2022

 ·  

Long term

SAMD51 SPI Slave Mode

atmel-samd

busio

enhancement

Status: Open.

#2131 In adafruit/circuitpython;

· gingle opened on Sep 9, 2019

 ·  

Long term

Add .frequency property to BusIO's I2C

busio

circuitpython api

enhancement

Status: Open.

#1919 In adafruit/circuitpython;

· brentru opened on May 28, 2019

 ·  

Long term