DS1865 Datasheet, PDF (43/66 Pages) Maxim Integrated Products – PON Triplexer Control and Monitoring Circuit

PON Triplexer Control and
Monitoring Circuit
Table 01h, Register FAh: Alarm₁
POWER-ON VALUE
READ ACCESS
WRITE ACCESS
00h
All
PW1
MEMORY TYPE:
Volatile
FAh RESERVED RESERVED RESERVED
bit7
BIAS HI
RESERVED RESERVED
Layout is identical to Alarm₁ in Lower Memory, Register 72h with one exception.
1. These bits are latched. They are cleared by power-down or a write with PW1 access.
TXP HI
TXP LO
bit0
Table 01h, Register FBh: Alarm₀
POWER-ON VALUE
READ ACCESS
WRITE ACCESS
00h
All
PW1
MEMORY TYPE:
Volatile
FBh RESERVED RESERVED RESERVED RESERVED
bit7
BIAS MAX
RESERVED RESERVED RESERVED
bit0
Layout is identical to Alarm₀ in Lower Memory, Register 73h with one exception.
1. These bits are latched. They are cleared by power-down or a write with PW1 access.
Table 01h, Register FCh: Warn₃
POWER-ON VALUE
READ ACCESS
WRITE ACCESS
00h
All
PW1
MEMORY TYPE:
Volatile
FCh TEMP HI
bit7
TEMP LO
V_CC HI
V_CC LO
MON1 HI MON1 LO
Layout is identical to Warn₃ in Lower Memory, Register 74h with two exceptions.
1. V_CC Low Warning is not set at power-on.
2. These bits are latched. They are cleared by power-down or a write with PW1 access.
MON2 HI
MON2 LO
bit0
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