NFC:WriteAppData: Difference between revisions
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| Size | | Size | ||
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| 2 | | 2-9 | ||
| See below input struct. | |||
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| 10 | | 10 | ||
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| Pointer to input buf | | Pointer to input appdata buf | ||
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| Result code | | Result code | ||
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=Input struct= | |||
{| class="wikitable" border="1" | |||
|- | |||
! Offset | |||
! Size | |||
! Description | |||
|- | |||
| 0x0 | |||
| 0x7 | |||
| NFC tag 7-byte UID, must match the current tag UID stored in NFC module state. | |||
|- | |||
| 0x8 | |||
| 0x2 | |||
| Unused | |||
|- | |||
| 0xA | |||
| 0x1 | |||
| Size of the above UID, must match a NFC module state field(value 0x7). | |||
|- | |||
| 0xB | |||
| 0x15 | |||
| Unused | |||
|} | |} | ||
=Description= | =Description= | ||
This is used to write to the [[Amiibo]] app-data, when the app-data was already [[NFC:InitializeWriteAppData|setup]] for the user application. | This is used to write to the [[Amiibo]] app-data, when the app-data was already [[NFC:InitializeWriteAppData|setup]] for the user application. The input size must be <=0xD8-bytes. | ||
Besides the usual NFC module state checks, this command can only be used when a certain state u8 field is non-zero, otherwise an error is returned. | |||