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DS1886_V1 Datasheet - Page 53

Download or read online Maxim Integrated DS1886_V1 SFP and PON ONU Controller with Digital LDD Interface pdf datasheet.



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A2h Lower Memory, Register 74h: WARN
POWER-ON VALUE
READ ACCESS
WRITE ACCESS
MEMORY TYPE
74h
TEMP HI
TEMP LO
BIT 7
TEMP HI: High warning status for temperature measurement.
BIT 7
0 = (Default) Last measurement was equal to or below threshold setting.
1 = Last measurement was above threshold setting.
TEMP LO: Low warning status for temperature measurement.
BIT 6
0 = (Default) Last measurement was equal to or above threshold setting.
1 = Last measurement was below threshold setting.
VCC HI: High warning status for V
BIT 5
0 = (Default) Last measurement was equal to or below threshold setting.
1 = Last measurement was above threshold setting.
VCC LO: Low warning status for V
trip point value. It clears itself when a V
BIT 4
threshold.
0 = Last measurement was equal to or above threshold setting.
1 = (Default) Last measurement was below threshold setting.
TXB HI: High warning status for TXB measurement.
BIT 3
0 = (Default) Last measurement was equal to or below threshold setting.
1 = Last measurement was above threshold setting.
TXB LO: Low warning status for TXB measurement.
BIT 2
0 = (Default) Last measurement was equal to or above threshold setting.
1 = Last measurement was below threshold setting.
TXP HI: High warning status for TXP measurement.
BIT 1
0 = (Default) Last measurement was equal to or below threshold setting.
1 = Last measurement was above threshold setting.
TXP LO: Low warning status for TXP measurement.
BIT 0
0 = (Default) Last measurement was equal to or above threshold setting.
1 = Last measurement was below threshold setting.
SFP and PON ONU Controller
with Digital LDD Interface
3
10h
All
N/A
Volatile
VCC HI
VCC LO
TXB HI
measurement.
CC
measurement. This bit is set when the V
CC
measurement is completed and the value is above the low
CC
DS1886
TXB LO
TXP HI
TXP LO
BIT 0
supply is below the POA
CC
53

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