AES AES Keys. 0x40007400 0x00 0x400 registers CTRL AES Control Register 0x0000 32 EN AES Enable [0:0] read-write DMA_RX_EN DMA Request To Read Data Output FIFO [1:1] read-write DMA_TX_EN DMA Request To Write Data Input FIFO [2:2] read-write START Start AES Calculation [3:3] read-write INPUT_FLUSH Flush the data input FIFO [4:4] read-write OUTPUT_FLUSH Flush the data output FIFO [5:5] read-write KEY_SIZE Encryption Key Size [7:6] read-write AES128 128 Bits. 0 AES192 192 Bits. 1 AES256 256 Bits. 2 TYPE Encryption Type Selection [9:8] read-write STATUS AES Status Register 0x0004 BUSY AES Busy Status [0:0] read-write INPUT_EM Data input FIFO empty status [1:1] read-write INPUT_FULL Data input FIFO full status [2:2] read-write OUTPUT_EM Data output FIFO empty status [3:3] read-write OUTPUT_FULL Data output FIFO full status [4:4] read-write INTFL AES Interrupt Flag Register 0x0008 DONE AES Done Interrupt [0:0] read-write KEY_CHANGE External AES Key Changed Interrupt [1:1] read-write KEY_ZERO External AES Key Zero Interrupt [2:2] read-write OV Data Output FIFO Overrun Interrupt [3:3] read-write KEY_ONE KEY_ONE [4:4] read-write INTEN AES Interrupt Enable Register 0x000C DONE AES Done Interrupt Enable [0:0] read-write KEY_CHANGE External AES Key Changed Interrupt Enable [1:1] read-write KEY_ZERO External AES Key Zero Interrupt Enable [2:2] read-write OV Data Output FIFO Overrun Interrupt Enable [3:3] read-write KEY_ONE KEY_ONE [4:4] read-write FIFO AES Data Register 0x0010 DATA AES FIFO [0:0] read-write