Rainbow Electronics DS1876 - Manual (Page 26)

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DS1876
SFP Controller with Dual LDD Interface
Table 02h Register Map
Table 04h Register Map
or <_/C> = Common, or <_/D> = Different, or <_/M> = Mixture of common and different.
*The final result must be XORed with BB40h before writing to this register.
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.
or <_/C> = Common, or <_/D> = Different, or <_/M> = Mixture of common and different.
TABLE 02h (PW2)
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 <0/C> CONFIG0 <8/C> MODE <4/C> TINDEX RESERVED RESERVED RESERVED RESERVED <10> DEVICE ID <10> DEVICE VER
88 <8/C> CONFIG1 CNFGA CNFGB CNFGC DEVICE ADDRESS RANGING2 RANGING1 RSHIFT2 RSHIFT1
90 <8/C> SCALE0 RESERVED VCC SCALE RESERVED RESERVED
98 <8/C> SCALE1 BMON2 SCALE PMON2 SCALE BMON1 SCALE PMON1 SCALE
A0 <8/C> OFFSET0 INTERNAL TEMP OFFSET* VCC OFFSET RESERVED RESERVED
A8 <8/C> OFFSET1 BMON2 OFFSET PMON2 OFFSET BMON1 OFFSET PMON1 OFFSET
B0 <9/C> PWD VALUE PW1 MSW PW1 LSW PW2 MSW PW2 LSW
B8 <8/C> THRESHOLD RESERVED HBIAS2 DAC HTXP2 DAC LTXP2 DAC RESERVED HBIAS1 DAC HTXP1 DAC LTXP1 DAC
C0 <8/C> PWD ENABLE PW_ENA PW_ENB RESERVED RESERVED RESERVED RESERVED POLARITY TBLSELPON
C8 <4/C> DAC VALUES MOD2 DAC APC2 DAC MOD1 DAC APC1 DAC
D0–FF EMPTY EMPTY EMPTY EMPTY EMPTY EMPTY EMPTY EMPTY EMPTY
TABLE 04h (MODULATION 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> LUT4 MOD MOD MOD MOD MOD MOD MOD MOD
C8–F7 EMPTY EMPTY EMPTY EMPTY EMPTY EMPTY EMPTY EMPTY EMPTY
F8 <8/D> MOD OFFSET
MOD OFFSET
LUT
MOD OFFSET
LUT
MOD OFFSET
LUT
MOD OFFSET
LUT
MOD OFFSET
LUT
MOD OFFSET
LUT
MOD OFFSET
LUT
MOD OFFSET
LUT
ACCESS
CODE
<0/_> <1/_> <2/_> <3/_> <4/_> <5/_> <6/_> <7/_> <8/_> <9/_> <10/_> <11/_>
Read
Access
See each
bit/byte
separately
All All All PW2 All N/A PW1 PW2 N/A PW2 All
Write
Access
PW2 N/A
All and
DS1876
Hardware
PW2 +
mode
bit
All All PW1 PW2 PW2 N/A PW1