Datasheet

DS1886
SFP and PON ONU Controller
with Digital LDD Interface
45Maxim Integrated
A2h Lower Memory, Register 08h–09h: V
CC
ALARM HI
A2h Lower Memory, Register 0Ch–0Dh: V
CC
WARN HI
A2h Lower Memory, Register 10h–11h: TXB ALARM HI
A2h Lower Memory, Register 14h–15h: TXB WARN HI
A2h Lower Memory, Register 18h–19h: TXP ALARM HI
A2h Lower Memory, Register 1Ch–1Dh: TXP WARN HI
A2h Lower Memory, Register 20h–21h: RSSI ALARM HI
A2h Lower Memory, Register 24h–25h: RSSI WARN HI
FACTORY DEFAULT FFFFh
READ ACCESS All
WRITE ACCESS PW2
MEMORY TYPE Nonvolatile (SEE)
08h, 0Ch,
10h,14h,
18h, 1Ch,
20h, 24h
2
15
2
14
2
13
2
12
2
11
2
10
2
9
2
8
09h, 0Dh,
11h, 15h,
19h, 1Dh,
21h, 25h
2
7
2
6
2
5
2
4
2
3
2
2
2
1
2
0
BIT 7 BIT 0
Voltage measurement updates above this unsigned threshold set its corresponding alarm or warning bit.
Voltage measurements equal to or below this threshold clear its alarm or warning bit.