Datasheet
SNLU100 – April 2012 SERDESUB-16USB User’s Guide 23
5) Host controller to load and transmit write transaction to register byte 0x13 = 0xFF.
Note default of register 0x13 = 0x00.
6) Host controller to read back Serializer 0xB0 register 0x13 = 0xFF
Figure 6. Bi-directional Control Channel Flowchart in Camera Mode