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inadafruit/Adafruit_CircuitPython_TCA9548A (press backspace or delete to remove)CircuitPython version and board name
Adafruit CircuitPython 9.2.8 on 2025-05-28; Seeed XIAO nRF52840 Sense with nRF52840
Code/REPL
import board
import adafruit_tca9548a
i2c = board.I2C()
i2c.try_lock() ...
bug
RasmusB
- 5
- Opened 9 days ago
- #59
Circuitpython 9.2 adds a probe method to check single i2c device addresses, which is causing this library to fail when
initializing I2CDevice objects from adafruit_bus_device.
import adafruit_tca9548a ...
rjauquet
- Opened on Nov 14, 2024
- #54
The initial code had a loop inside the TCA9548A_Channel.try_lock() function that was then modified by #39 to be as it
appears today:
https://github.com/adafruit/Adafruit_CircuitPython_TCA9548A/blob/893d14d0184425efd387d30e602b0be025274b8d/adafruit_tca9548a.py#L58-L63 ...
ilario
- Opened on Aug 6, 2024
- #52
I have tried different versions of python to see if it helps, it does not.
Somewhere in this library there is some unicode characters that cant be decoded. I have installed other adafruit
packages without ...
waypointsoftware
- 2
- Opened on Nov 28, 2023
- #51
I m trying to have 17 of the AS7341 spectrometers working simultaneously, and their 0x39 address is not changeable. I
have 16 working properly, with 8 on a TCA9548A at 0x70 and another 8 on a TCA9548A ...
garyk10
- 2
- Opened on Nov 10, 2023
- #49
Hello,
Does the library allow access to a TCA in cascade on another?
Regards
forever80-dev
- 4
- Opened on Nov 10, 2023
- #48
The issue is probably due to missing documentation:
The below code does work even if 0x70 is not available: with board.I2C() as i2c: tca =
adafruit_tca9548a.TCA9548A(i2c, 0x70)
I only get an error when ...
ScubaInstructor
- 1
- Opened on Aug 20, 2023
- #47
I am having issues with running the starter code. The HW connection is according to docs. Getting this error:
Traceback (most recent call last):
File /home/bhagatshree/code/scanner.py , line 16, in ...
bhagatshree
- Opened on May 14, 2023
- #46
pi@raspberrypi:~/Adafruit_CircuitPython_TCA9548A $ python3 --version
Python 3.5.3
pi@raspberrypi:~/Adafruit_CircuitPython_TCA9548A $ pip3 --version
pip 9.0.1 from /usr/lib/python3/dist-packages (python ...
grafst
- 3
- Opened on May 6, 2023
- #45
Feather: Adafruit Feather ESP32S3 4MB Flash 2MB PSRAM with ESP32S3 Board: PCA9546 4-Channel STEMMA QT Multiplexer
CircuitPython version: 8.0.0-beta.6 (Issues oalso on 7.3) Example following:
https://learn.adafruit.com/adafruit-pca9546-4-channel-stemma-qt-multiplexer/circuitpython-python ...
dave-ct
- 3
- Opened on Jan 29, 2023
- #44
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