DS1876T+TR MAXIM [Maxim Integrated Products], DS1876T+TR Datasheet - Page 36
DS1876T+TR
Manufacturer Part Number
DS1876T+TR
Description
SFP Controller with Dual LDD Interface
Manufacturer
MAXIM [Maxim Integrated Products]
Datasheet
1.DS1876TTR.pdf
(69 pages)
- Current page: 36 of 69
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SFP Controller with Dual LDD Interface
Lower Memory, Register 70h: ALARM
36
_____________________________________________________________________________________
70h
POWER-ON VALUE
READ ACCESS
WRITE ACCESS
A2h AND B2h MEMORY
MEMORY TYPE
TEMP HI
BIT 7
BIT 7
BIT 6
BIT 5
BIT 4
BIT 3
BIT 2
BIT 1
BIT 0
TEMP HI: High alarm status for temperature measurement.
0 = (default) Last measurement was equal to or below threshold setting.
1 = Last measurement was above threshold setting.
TEMP LO: Low alarm status for temperature measurement.
0 = (default) Last measurement was equal to or above threshold setting.
1 = Last measurement was below threshold setting.
VCC HI: High alarm status for V
0 = (default) Last measurement was equal to or below threshold setting.
1 = Last measurement was above threshold setting.
VCC LO: Low alarm status for V
the POA trip point value. It clears itself when a V
above the low threshold.
0 = Last measurement was equal to or above threshold setting.
1 = (default) Last measurement was below threshold setting.
BMON HI: High alarm status for BMON measurement.
0 = (default) Last measurement was equal to or below threshold setting.
1 = Last measurement was above threshold setting.
BMON LO: Low alarm status for BMON measurement.
0 = (default) Last measurement was equal to or above threshold setting.
1 = Last measurement was below threshold setting.
PMON HI: High alarm status for PMON measurement.
0 = (default) Last measurement was equal to or below threshold setting.
1 = Last measurement was above threshold setting.
PMON LO: Low alarm status for PMON measurement.
0 = (default) Last measurement was equal to or above threshold setting.
1 = Last measurement was below threshold setting.
TEMP LO
3
10h
All
N/A
Different A2h and B2h memory locations
Volatile
VCC HI
VCC LO
CC
CC
measurement.
measurement. This bit is set when the V
BMON HI
CC
measurement is completed and the value is
BMON LO
PMON HI
CC
supply is below
PMON LO
BIT 0
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