The Secure Enclave and digitizer controller share I2C4. Electrical faults on this bus halt SPU init and break input. A silicon-level flaw with no redundancy or recovery.
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Updated
Jan 8, 2026 - Python
The Secure Enclave and digitizer controller share I2C4. Electrical faults on this bus halt SPU init and break input. A silicon-level flaw with no redundancy or recovery.
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