User guide

DS1875
PON Triplexer and SFP Controller
42 ______________________________________________________________________________________
Lower Memory, Register 02h to 03h: TEMP ALARM LO
Lower Memory, Register 06h to 07h: TEMP WARN LO
Lower Memory Register Descriptions
Lower Memory, Register 00h to 01h: TEMP ALARM HI
Lower Memory, Register 04h to 05h: TEMP WARN HI
FACTORY DEFAULT 7FFFh
READ ACCESS All
WRITE ACCESS PW2
MEMORY TYPE Nonvolatile (SEE)
00h, 04h S 2
6
2
5
2
4
2
3
2
2
2
1
2
0
01h, 05h 2
-1
2
-2
2
-3
2
-4
2
-5
2
-6
2
-7
2
-8
BIT 7 BIT 0
Temperature measurement updates above this two’s complement threshold set its corresponding alarm or
warning bit. Temperature measurement updates equal to or below this threshold clear its alarm or warning bit.
FACTORY DEFAULT 8000h
READ ACCESS All
WRITE ACCESS PW2
MEMORY TYPE Nonvolatile (SEE)
02h, 06h S 2
6
2
5
2
4
2
3
2
2
2
1
2
0
03h, 07h 2
-1
2
-2
2
-3
2
-4
2
-5
2
-6
2
-7
2
-8
BIT 7 BIT 0
Temperature measurement updates below this two’s complement threshold set its corresponding alarm or
warning bit. Temperature measurement updates equal to or above this threshold clear its alarm or warning bit.