ds1878 Maxim Integrated Products, Inc., ds1878 Datasheet - Page 37

• Manufacturer Part Number: ds1878
• Description: Sfp+ Controller With Digital Ldd Interface
• Manufacturer: Maxim Integrated Products, Inc.

Lower Memory, Register 08h–09h: V
Lower Memory, Register 0Ch–0Dh: V
Lower Memory, Register 10h–11h: MON1 ALARM HI
Lower Memory, Register 14h–15h: MON1 WARN HI
Lower Memory, Register 18h–19h: MON2 ALARM HI
Lower Memory, Register 1Ch–1Dh: MON2 WARN HI
Lower Memory, Register 20h–21h: MON3 ALARM HI
Lower Memory, Register 24h–25h: MON3 WARN HI
Lower Memory, Register 28h–29h: MON4 ALARM HI
Lower Memory, Register 2Ch–2Dh: MON4 WARN HI
10h, 14h, 18h,
11h, 15h, 19h,
24h, 28h, 2Ch
25h, 29h, 2Dh
08h, 0Ch,
1Ch, 20h,
09h, 0Dh,
1Dh, 21h,
SFP+ Controller with Digital LDD Interface
Voltage measurement updates above this unsigned threshold set corresponding alarm or warning bits. Voltage
measurements equal to or below this threshold clear alarm or warning bits.
FACTORY DEFAULT
READ ACCESS
WRITE ACCESS
MEMORY TYPE
______________________________________________________________________________________
BIT 7
2
2
15
7
2
2
14
6
CC
CC
FFFFh
All
PW2
Nonvolatile (SEE)
ALARM HI
WARN HI
2
2
13
5
2
2
12
4
2
2
11
3
2
2
10
2
2
2
9
1
BIT 0
2
2
8
0
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