beautypg.com

Ds1874 sfp+ controller with digital ldd interface – Rainbow Electronics DS1874 User Manual

Page 53

background image

DS1874

SFP+ Controller with Digital LDD Interface

______________________________________________________________________________________

53

Table 01h, Register FCh: WARN EN

3

POWER-ON

VALUE

00h

READ ACCESS

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

WRITE ACCESS

PW2 or (PW1 and RWTBL1C)

MEMORY

TYPE Nonvolatile

(SEE)

F8h

TEMP HI

TEMP LO

VCC HI

VCC LO

MON1 HI

MON1 LO

MON2 HI

MON2 LO

BIT

7

BIT

0

Layout is identical to WARN

3

in Lower Memory, Register 74h. Enables warnings to create TXFINT (Lower Memory,

Register 71h) logic. The MASK bit (Table 02h, Register 89h) determines whether this memory exists in Table 01h
or 05h.

BIT

7

TEMP HI:
0 = Disables interrupt from TEMP HI warning.
1 = Enables interrupt from TEMP HI warning.

BIT

6

TEMP LO:
0 = Disables interrupt from TEMP LO warning.
1 = Enables interrupt from TEMP LO warning.

BIT

5

VCC HI:
0 = Disables interrupt from VCC HI warning.
1 = Enables interrupt from VCC HI warning.

BIT

4

VCC LO:
0 = Disables interrupt from VCC LO warning.
1 = Enables interrupt from VCC LO warning.

BIT

3

MON1 HI:
0 = Disables interrupt from MON1 HI warning.
1 = Enables interrupt from MON1 HI warning.

BIT

2

MON1 LO:
0 = Disables interrupt from MON1 LO warning.
1 = Enables interrupt from MON1 LO warning.

BIT

1

MON2 HI:
0 = Disables interrupt from MON2 HI warning.
1 = Enables interrupt from MON2 HI warning.

BIT

0

MON2 LO:
0 = Disables interrupt from MON2 LO warning.
1 = Enables interrupt from MON2 LO warning.