User guide

DS1875
PON Triplexer and SFP Controller
72 ______________________________________________________________________________________
Table 02h, Register A2h to A3h: V
CC
OFFSET
Table 02h, Register A4h to A5h: MON1 OFFSET
Table 02h, Register A6h to A7h: MON2 OFFSET
Table 02h, Register A8h to A9h: MON3 FINE OFFSET
Table 02h, Register AAh to ABh: MON4 OFFSET
Table 02h, Register ACh to ADh: MON3 COARSE OFFSET
FACTORY DEFAULT 00h
READ ACCESS PW2
WRITE ACCESS PW2
MEMORY TYPE Nonvolatile (SEE)
A2h, A4h,
A6h, A8h,
AAh, ACh
S S 2
15
2
14
2
13
2
12
2
11
2
10
A3h, A5h,
A7h, A9h,
ABh, ADh
2
9
2
8
2
7
2
6
2
5
2
4
2
3
2
2
BIT 7 BIT 0
Allows for offset control of these voltage measurements if desired.
Table 02h, Register AEh to AFh: INTERNAL TEMP OFFSET
FACTORY CALIBRATED
READ ACCESS PW2
WRITE ACCESS PW2
MEMORY TYPE Nonvolatile (SEE)
AEh S 2
8
2
7
2
6
2
5
2
4
2
3
2
2
AFh 2
1
2
0
2
-1
2
-2
2
-3
2
-4
2
-5
2
-6
BIT 7 BIT 0
Allows for offset control of temperature measurement if desired. The final result must be XORed with BB40h
before writing to this register. Factory calibration contains the desired value for a reading in degrees Celsius.