ds1876 Maxim Integrated Products, Inc., ds1876 Datasheet - Page 26

• Manufacturer Part Number: ds1876
• Description: Sfp Controller With Dual Ldd Interface
• Manufacturer: Maxim Integrated Products, Inc.

<C> or <_/C> = Common, <D> or <_/D> = Different, <M> or <_/M> = Mixture of common and different.
*The final result must be XORed with BB40h before writing to this register.
<C> or <_/C> = Common, <D> or <_/D> = Different, <M> or <_/M> = Mixture of common and different.
SFP Controller with Dual LDD Interface
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.
26
D0–FF
80–C7
C8–F7
ACCESS
Read
Access
Write
Access
(HEX)
(HEX)
ROW
ROW
A0
A8
B0
B8
C0
C8
80
88
90
98
F8
CODE
_____________________________________________________________________________________
<8/C>
<8/D>
<4/C>
<8/C>
<9/C>
<0/C>
<8/C>
<8/C>
<8/C>
<8/C>
<8/C>
ROW NAME
ROW NAME
<8/D>
separately
PWD ENABLE
DAC VALUES
MOD OFFSET
THRESHOLD
EMPTY
EMPTY
See each
PWD VALUE
bit/byte
CONFIG 0
CONFIG 1
OFFSET 0
OFFSET 1
SCALE 0
SCALE 1
<0/_>
LUT4
<1/_>
MOD OFFSET
PW2
<8/C>
RESERVED
All
BYTE 0/8
BYTE 0/8
PW_ENA
INTERNAL TEMP OFFSET*
CNFGA
EMPTY
EMPTY
MOD
LUT
MODE
BMON2 OFFSET
BMON2 SCALE
MOD2 DAC
RESERVED
PW1 MSW
WORD 0
WORD 0
<2/_>
N/A
All
MOD OFFSET
HBIAS2 DAC
<4/C>
BYTE 1/9
BYTE 1/9
PW_ENB
CNFGB
EMPTY
EMPTY
MOD
LUT
TINDEX
Hardware
DS1876
All and
<3/_>
All
MOD OFFSET
HTXP2 DAC
RESERVED
RESERVED
TABLE 04h (MODULATION LUT)
BYTE 2/A
BYTE 2/A
CNFGC
EMPTY
EMPTY
PW2 +
MOD
<4/_>
mode
LUT
PW2
bit
PMON2 OFFSET
PMON2 SCALE
TABLE 02h (PW2)
V CC OFFSET
V CC SCALE
APC2 DAC
PW1 LSW
WORD 1
WORD 1
DEVICE ADDRESS
<5/_>
MOD OFFSET
LTXP2 DAC
RESERVED
RESERVED
All
All
BYTE 3/B
BYTE 3/B
EMPTY
EMPTY
MOD
LUT
<6/_>
N/A
All
MOD OFFSET
RANGING 2
RESERVED
RESERVED
RESERVED
BYTE 4/C
BYTE 4/C
EMPTY
EMPTY
MOD
LUT
<7/_>
BMON1 OFFSET
PW1
PW1
BMON1 SCALE
MOD1 DAC
RESERVED
RESERVED
PW2 MSW
WORD 2
WORD 2
MOD OFFSET
HBIAS1 DAC
RESERVED
RANGING 1
RESERVED
BYTE 5/D
BYTE 5/D
<8/_>
PW2
PW2
EMPTY
EMPTY
MOD
LUT
Table 02h Register Map
Table 04h Register Map
<9/_>
PW2
N/A
<10>
MOD OFFSET
HTXP1 DAC
POLARITY
BYTE 6/E
BYTE 6/E
RSHIFT 2
EMPTY
EMPTY
DEVICE ID
MOD
LUT
PMON1 OFFSET
PMON1 SCALE
<10/_>
RESERVED
RESERVED
APC1 DAC
PW2
PW2 LSW
WORD 3
WORD 3
N/A
<10>
MOD OFFSET
TBLSELPON
LTXP1 DAC
BYTE 7/F
BYTE 7/F
RSHIFT 1
DEVICE VER
EMPTY
EMPTY
MOD
<11/_>
LUT
PW1
All