💻 Software
Is the lock mechanism on an SD card hardware, firmware, or software (driver,OS) enforced?
Fresh7 days ago
Mar 15, 202616016 viewsConfidence Score0%
0%
Problem
Where is the lock to read-only mode enforced with SD cards? Is this done inside the card itself physically, in the firmware of readers, or in the OS? (Some other place?)
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Fix for: Is the lock mechanism on an SD card hardware, firmware, or software (driver,OS) enforced?
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If you read the SD Specifications Part 1 Physical Layer Simplified Specification, section 4.3.6 "Write Protect Management" says Three write protect methods are supported in the SD Memory Card as follows: Mechanical write protect switch (Host respons…
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