Table 02h register map, Ds1874, Sfp+ controller with digital ldd interface – Rainbow Electronics DS1874 User Manual
Page 32
DS1874
Table 02h Register Map
SFP+ Controller with Digital LDD Interface
32
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TABLE 02h
WORD 0
WORD 1
WORD 2
WORD 3
ROW
(hex)
ROW
NAME
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>
CONFIG
0
<8>
MODE
<4>
TINDEX
<4>
MODULATION
REGISTER
<4>
DAC1 VALUE
<4>
DAC2 VALUE
88
<8>
CONFIG
1
SAMPLE
RATE
CNFGA CNFGB CNFGC
DEVICE
ADDRESS
RESERVED RSHIFT
1
RSHIFT
0
90
<8>
SCALE
0
RESERVED V
CC
SCALE
MON1 SCALE
MON2 SCALE
98
<8>
SCALE
1
MON3 FINE SCALE
MON4 SCALE
MON3 COARSE SCALE
RESERVED
A0
<8>
OFFSET
0
RESERVED
V
CC
OFFSET
MON1 OFFSET
MON2 OFFSET
A8
<8>
OFFSET
1
MON3 FINE OFFSET
MON4 OFFSET
MON3 COARSE OFFSET
INTERNAL TEMP
OFFSET*
B0
<9>
PWD VALUE
PW1 MSW
PW1 LSW
PW2 MSW
PW2 LSW
B8
<8>
THRESHOLD
LOS
RANGING
COMP
RANGING
RESERVED
ISTEP
HTXP
LTXP
HLOS
LLOS
C0
<8>
PWD
ENABLE
PW_ENA PW_ENB MODTI DAC1TI DAC2TI
RESERVED
LUTTC
TBLSELPON
C8
<0>
APC
<4>
MAN BIAS
<4>
MAN_
CNTL
<10>
BIAS REGISTER
<4>
APC
DAC
<10>
DEVICE
ID
<10>
DEVICE
VER
D0
<8>
HI BIAS
LUT
HBATH HBATH HBATH HBATH HBATH HBATH HBATH HBATH
D8–E7
EMPTY EMPTY EMPTY EMPTY EMPTY EMPTY EMPTY EMPTY EMPTY
E8
<8>
3W
CONFIG
0
RXCTRL1 RXCTRL2 SETCML SETLOS TXCTRL IMODMAX IBIASMAX
SETPWCTRL
F0
<8>
3W
CONFIG
1
SETTXDE RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED RESERVED
F8
<0>
3W
CONFIG
2
<8>
3WCTRL
<8>
ADDRESS
<8>
WRITE
<10>
READ
<10>
TXSTAT1
<10>
TXSTAT2 RESERVED
RESERVED
ACCESS
CODE
<0>
<1>
<2>
<3>
<4>
<5>
<6>
<7>
<8>
<9>
<10>
<11>
Read
Access
All All All PW2 All N/A PW1 PW2 N/A PW2 All
Write
Access
See each
bit/byte
separately
PW2 N/A
All and
DS1874
hardware
PW2 +
mode
bit
All All PW1 PW2 PW2 N/A PW1
*
The final result must be XORed with BB40h before writing to this register.