COMPRO X800 - START UP GUIDE Spezifikationen PDF herunterladen (Seite 34)

34 _____________________________________________________________________________________

MAX9249

Gigabit Multimedia Serial Link

Serializer with LVDS System Interface

Table 12. Register Table (See Table 1 for Default Value Details) (continued)

X = Don’t care.

ADDRESS

BITS NAME VALUE FUNCTION

DEFAULT

VALUE

0x0D

D7 SETINT

0 Set INT low when SETINT transitions from 1 to 0

1 Set INT high when SETINT transitions from 0 to 1

D[6:5] — 00 Reserved 00

D4 DISRES

0 RES (LVDS interface) mapped to DIN27

1 CNTL1 mapped to DIN27

D[3:0] SKEWADJ

0000 Adjust x7 PLL clock skew + 50ps

1111

0001 Adjust x7 PLL clock skew + 100ps

0010 Adjust x7 PLL clock skew + 200ps

0011 Adjust x7 PLL clock skew + 250ps

0100 Adjust x7 PLL clock skew + 300ps

0101 Adjust x7 PLL clock skew + 350ps

0110 Adjust x7 PLL clock skew + 400ps

0111 Do not use

1000 Adjust x7 PLL clock skew - 50ps

1001 Adjust x7 PLL clock skew - 100ps

1010 Adjust x7 PLL clock skew - 200ps

1011 Adjust x7 PLL clock skew - 250ps

1100 Adjust x7 PLL clock skew - 300ps

1101 Adjust x7 PLL clock skew - 350ps

1110 Adjust x7 PLL clock skew - 400ps

1111 No x7PLL clock skew adjustment

0x1E D[7:0] ID 00000011

Device identifier

(MAX9249 = 0x03)

00000011

(read only)

0x1F

D[7:4] — 0000 Reserved

0000

(read only)

D[3:0] REVISION XXXX Device revision (read only)

1 2 ... 29 30 31 32 33 34 35 36

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