DS1876 datasheet(43/69 Pages) MAXIM

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SFP Controller with Dual LDD Interface

Table 01h, Register FCh: WARN EN3

POWER-ON VALUE

00h

READ ACCESS

PW2 or (PW1 and RWTBL1C) or (PW1 and RTBL1C)

WRITE ACCESS

PW2 or (PW1 and RWTBL1C)

A2h AND B2h MEMORY

Mixture of common memory locations and different memory locations (see the bit

descriptions)

MEMORY TYPE

Nonvolatile (SEE)

FCh

<C>TEMPHI

<C>TEMPLO

<C>VCCHI

<C>VCCLO

<D>BMONHI

<D>BMONLO

<D>PMONHI

<D>PMONLO

BIT 7

BIT 0

Layout is identical to WARN3 in Lower Memory, Register 74h. Enables warnings to create TXFINT (Lower Memory,

BIT 7

TEMP HI [A2h or B2h]:

0 = Disables interrupt from TEMP HI warning.

1 = Enables interrupt from TEMP HI warning.

BIT 6

TEMP LO [A2h or B2h]:

0 = Disables interrupt from TEMP LO warning.

1 = Enables interrupt from TEMP LO warning.

BIT 5

VCC HI [A2h or B2h]:

0 = Disables interrupt from VCC HI warning.

1 = Enables interrupt from VCC HI warning.

BIT 4

VCC LO [A2h or B2h]:

0 = Disables interrupt from VCC LO warning.

1 = Enables interrupt from VCC LO warning.

BIT 3

BMON1 HI [A2h]:

0 = Disables interrupt from BMON1 HI warning.

1 = Enables interrupt from BMON1 HI warning.

BMON1 HI [B2h]:

0 = Disables interrupt from BMON2 HI warning.

1 = Enables interrupt from BMON2 HI warning.

BIT 2

BMON1 LO [A2h]:

0 = Disables interrupt from BMON1 LO warning.

1 = Enables interrupt from BMON1 LO warning.

BMON2 LO [B2h]:

0 = Disables interrupt from BMON2 LO warning.

1 = Enables interrupt from BMON2 LO warning.

BIT 1

PMON1 HI [A2h]:

0 = Disables interrupt from PMON1 HI warning.

1 = Enables interrupt from PMON1 HI warning.

PMON2 HI [B2h]:

0 = Disables interrupt from PMON2 HI warning.

1 = Enables interrupt from PMON2 HI warning.

BIT 0

PMON1 LO [A2h]:

0 = Disables interrupt from PMON1 LO warning.

1 = Enables interrupt from PMON1 LO warning.

PMON2 LO [B2h]:

0 = Disables interrupt from PMON2 LO warning.

1 = Enables interrupt from PMON2 LO warning.

DS1876 Datasheet(PDF) 43 Page - Maxim Integrated Products

DS1876 Datasheet(HTML) 43 Page - Maxim Integrated Products

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