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→Pinout and detailed pin functions
| 32||60||SET_WP#||Input||NAND flash controller write protect (active low). When active, write operations are inhibited at controller level. See [[#Read-only modes|Read-only modes]] for more details.||3.3V||Can be used to implement write protect mechanism like the switch of consumer USB pen drive.
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| 33||61||LED_0||Output||Ready/working indicator.||3.3V||Used to drive a LED to implement visual indicator. Please connect to cathode.
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| 34||62||NC||||Reserved for future use||-||Please leave unconnected.