adm1075-2aruz-rl7 Analog Devices, Inc., adm1075-2aruz-rl7 Datasheet - Page 40

• Manufacturer Part Number: adm1075-2aruz-rl7
• Description: −48 V Hot Swap Controller And Digital Power Monitor With Pmbus Interface
• Manufacturer: Analog Devices, Inc.

ADM1075
PIN OP WARN LIMIT REGISTER
Address: 0x6B, Reset: 0x7FFF, Name: PIN_OP_WARN_LIMIT
Table 14. Bit Descriptions for PIN_OP_WARN_LIMIT
Bits
15
[14:0]
STATUS BYTE REGISTER
Address: 0x78, Reset: 0x00, Name: STATUS_BYTE
Table 15. Bit Descriptions for STATUS_BYTE
Bits
7
6
5
4
3
2
1
0
STATUS WORD REGISTER
Address: 0x79, Reset: 0x0000, Name: STATUS_WORD
Table 16. Bit Descriptions for STATUS_WORD
Bits
15
14
Bit Name
RESERVED
HOTSWAP_OFF
RESERVED
IOUT_OC_FAULT
VIN_UV_FAULT
RESERVED
CML_FAULT
NONE_OF_THE_ABOVE
Bit Name
RESERVED
PIN_OP_WARN_LIMIT
Bit Name
RESERVED
IOUTPOUT_STATUS
Settings
Settings
Settings
0
1
0
1
0
1
0
1
0
1
0
1
Description
Always reads as 0.
Live register.
The hot swap gate drive output is enabled.
The hot swap gate drive output is disabled, and the GATE pin is
pulled down. This can be due to, for example, an overcurrent fault
that causes the ADM1075 to latch off, an undervoltage condition on
the UVx pin, or the use of the OPERATION command to turn the
output off.
Always reads as 0.
Latched register.
No overcurrent output fault detected.
The hot swap controller detected an overcurrent condition and the
time limit set by the capacitor on the TIMER pin has elapsed, causing
the hot swap gate drive to shut down.
Latched register.
No undervoltage input fault detected on the UVH/UVL pins.
An undervoltage input fault was detected on the UVH/UVL pins.
Always reads as 0.
Latched register.
No communications error detected on the I
An error was detected on the I
are unsupported command, invalid PEC byte, and incorrectly
structured message.
Live register.
No other active status bit to be reported by any other status
command.
Active status bits are waiting to be read by one or more status
commands.
Description
Always reads as 0.
Overpower threshold for the PMBus power measurement, expressed
in ADC codes.
Description
Always reads as 0.
Live register.
There are no active status bits to be read by STATUS_IOUT.
There are one or more active status bits to be read by STATUS_IOUT.
Rev. 0 | Page 40 of 52
2
C/PMBus interface. Errors detected
2
C/PMBus interface.
Data Sheet
Reset
0x0
0x7FFF
Reset
0x0
0x0
Reset
0x0
0x0
0x0
0x0
0x0
0x0
0x0
0x0
Access
R
RW
Access
R
R
R
R
R
R
R
R
Access
R
R