5.2 Decoding

Table 5-3. SPI Cmd Sequence Without FEC
SPI cmd Sequence without FEC	Comment
Set System mode (0x22, 0x40, 0x00)	Receive data
—	—
Read Rx FIFO (3, 0x00, data0, data1, data2)	Read received data from FIFO

Table 5-4. SPI cmd Sequence with FEC
SPI Cmd Sequence with FEC	Comment
Set System mode (0x22, 0x40, 0x00)	Receive data
Write SRAM/Register (1, 0x04, 0x00, 0x01)	Start decryption (FECCR.SD) of FIFO data
Read SRAM/Register (3, 0x04, 0x02, 0x00, data0, data1, data2)	Read decrypted data from FECRXDB buffer

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