adafruit / adafruit/Adafruit_CircuitPython_ATECC
atecc_csr.py fails
- Dominant language
- Python
- Stars
- 20
- Forks
- 23
- PR merge metrics
- No merged PRs in 30d
Description
Tested on a Feather RP2040
```
ATECC Serial Number: 0123E61BF7DA448BEE
Writing default configuration to the device...
Wrote configuration, locking ATECC module...
ATECC locked!
Generating Certificate Signing Request...
Traceback (most recent call last):
File "code.py", line 64, in
File "adafruit_atecc/adafruit_atecc_cert_util.py", line 76, in generate_csr
File "adafruit_atecc/adafruit_atecc_cert_util.py", line 86, in _csr_begin
File "adafruit_atecc/adafruit_atecc.py", line 438, in gen_key
File "adafruit_atecc/adafruit_atecc.py", line 556, in _get_response
RuntimeError: CRC Mismatch
Code done running.
```
Contributor guide
No contributing guide indexed for this repository
Research direction
Reproduce the failure on a Feather RP2040 using atecc_csr.py, then start with generate_csr and _csr_begin in adafruit_atecc/adafruit_atecc_cert_util.py. Trace gen_key and _get_response in adafruit_atecc/adafruit_atecc.py around the CRC mismatch. Done means CSR generation completes without the RuntimeError.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- python
- Domain
- cryptography, embedded-iot
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 25/100