DS1876 datasheet(27/69 Pages) MAXIM

27 / 69 page

______________________________________________________________________________________ 27

SFP Controller with Dual LDD Interface

Table 05h Register Map

Table 06h Register Map

<C> or <_/C> = Common, <D> or <_/D> = Different, <M> or <_/M> = Mixture of common and different.

Note: Table 05h is empty by default. It can be configured to contain the alarm and warning enable bytes from Table 01h,

Registers F8h–FFh with the MASK bit enabled (Table 02h, Register 88h). In this case Table 01h is empty.

Auxiliary Memory A0h Register Map

<C> or <_/C> = Common, <D> or <_/D> = Different, <M> or <_/M> = Mixture of common and different.

The access codes represent the factory default values of PW_ENA and PW_ENB (Table 02h, Registers C0h–C1h).

These registers also allow for custom permissions.

<C> or <_/C> = Common, <D> or <_/D> = Different, <M> or <_/M> = Mixture of common and different.

TABLE 05h

ROW

(HEX)

ROW NAME

WORD 0

WORD 1

WORD 2

WORD 3

BYTE 0/8

BYTE 1/9

BYTE 2/A

BYTE 3/B

BYTE 4/C

BYTE 5/D

BYTE 6/E

BYTE 7/F

80–F7

EMPTY

<7/M> ALARM ENABLE <M>ALARM EN3

RESERVED

<D>ALARM EN1

RESERVED

<M>WARN EN3

RESERVED

TABLE 06h (APC LUT)

ROW

(HEX)

ROW NAME

WORD 0

WORD 1

WORD 2

WORD 3

BYTE 0/8

BYTE 1/9

BYTE 2/A

BYTE 3/B

BYTE 4/C

BYTE 5/D

BYTE 6/E

BYTE 7/F

80–C7

<8/D> LUT6

APC LUT

C8–DF

EMPTY

<8/D> HBATH

HBATH LUT

<8/D> HTXP

HTXP LUT

<8/D> LTXP

LTXP LUT

<8/D> APC OFFSET

APC OFFSET

LUT

APC OFFSET

LUT

APC OFFSET

LUT

APC OFFSET

LUT

APC OFFSET

LUT

APC OFFSET

LUT

APC OFFSET

LUT

APC OFFSET

LUT

AUXILIARY MEMORY (A0h)

ROW

(HEX)

ROW NAME

WORD 0

WORD 1

WORD 2

WORD 3

BYTE 0/8

BYTE 1/9

BYTE 2/A

BYTE 3/B

BYTE 4/C

BYTE 5/D

BYTE 6/E

BYTE 7/F

00–7F

<5> AUX EE

80–FF

<5> AUX EE

ACCESS

CODE

<0/_>

<1/_>

<2/_>

<3/_>

<4/_>

<5/_>

<6/_>

<7/_>

<8/_>

<9/_>

<10/_>

<11/_>

Read

Access

See each

bit/byte

separately

All

PW2

All

N/A

PW1

PW2

N/A

PW2

All

Write

Access

PW2

N/A

All and

DS1876

Hardware

PW2 +

mode

bit

All

PW1

PW2

N/A

PW1

DS1876 Datasheet(PDF) 27 Page - Maxim Integrated Products

DS1876 Datasheet(HTML) 27 Page - Maxim Integrated Products

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69

Datasheet Download

Link URL