
32 _____________________________________________________________________________________
MAX9249
Gigabit Multimedia Serial Link
Serializer with LVDS System Interface
Table 12. Register Table (See Table 1 for Default Value Details) (continued)
REGISTER
ADDRESS
BITS NAME VALUE FUNCTION
DEFAULT
VALUE
0x04
D7 SEREN
0
Disable serial link. Power-up default when
AUTOS = high. Reverse control-channel com-
munication remains unavailable for 350Fs after the
MAX9249 starts/stops the serial link.
0, 1
1
Enable serial link. Power-up default when
AUTOS = low. Reverse control-channel commu-
nication remains unavailable for 350Fs after the
MAX9249 starts/stops the serial link.
D6 CLINKEN
0 Disable configuration link
0
1 Enable configuration link
D5 PRBSEN
0 Disable PRBS test
0
1 Enable PRBS test
D4 SLEEP
0
Normal mode. Default value depends on CDS and
AUTOS pin values at power-up.
0, 1
1
Activate sleep mode. Default value depends on
CDS and AUTOS pin values at power-up.
D[3:2] INTTYPE
00 Base mode uses I
2
C peripheral interface
0001 Base mode uses UART peripheral interface
10, 11 Base mode peripheral interface disabled
D1 REVCCEN
0
Disable reverse control channel from deserializer
(receiving)
1
1
Enable reverse control channel from deserializer
(receiving)
D0 FWDCCEN
0
Disable forward control channel to deserializer
(sending)
1
1
Enable forward control channel to deserializer
(sending)
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