Status register
STATE | Indicates the status of the Manual Encryption block. 0x0 (XTS_AES_IDLE): idle. 0x1 (XTS_AES_BUSY): busy with encryption. 0x2 (XTS_AES_DONE): encryption is completed, but the encrypted result is not accessible to SPI. 0X3 (XTS_AES_RELEASE): encrypted result is accessible to SPI. |