Datasheet

DS1886
SFP and PON ONU Controller
with Digital LDD Interface
46Maxim Integrated
A2h Lower Memory, Register 0Ah–0Bh: V
CC
ALARM LO
A2h Lower Memory, Register 0Eh–0Fh: V
CC
WARN LO
A2h Lower Memory, Register 12h–13h: TXB ALARM LO
A2h Lower Memory, Register 16h–17h: TXB WARN LO
A2h Lower Memory, Register 1Ah–1Bh: TXP ALARM LO
A2h Lower Memory, Register 1Eh–1Fh: TXP WARN LO
A2h Lower Memory, Register 22h–23h: RSSI ALARM LO
A2h Lower Memory, Register 26h–27h: RSSI WARN LO
FACTORY DEFAULT 0000h
READ ACCESS All
WRITE ACCESS PW2
MEMORY TYPE Nonvolatile (SEE)
0Ah, 0Eh,
12h, 16h,
1Ah, 1Eh,
22h, 26h
2
15
2
14
2
13
2
12
2
11
2
10
2
9
2
8
0Bh, 0Fh,
13h, 17h,
1Bh, 1Fh,
23h, 27h
2
7
2
6
2
5
2
4
2
3
2
2
2
1
2
0
BIT 7 BIT 0
Voltage measurement updates below this unsigned threshold set its corresponding alarm or warning bit. Voltage
measurements equal to or above this threshold clear its alarm or warning bit.