MAX16064 Datasheet, PDF (42/52 Pages) Maxim Integrated Products – ±0.3% Accurate, Quad, Power-Supply Controller with Active-Voltage Output Control and PMBus Interface

±0.3% Accurate, Quad, Power-Supply Controller with
Active-Voltage Output Control and PMBus Interface
STATUS_TEMPERATURE (7Dh)
The STATUS_TEMPERATURE command returns one byte
of information with contents as described in Table 12.
STATUS_CML (7Eh)
The STATUS_CML command returns one byte of infor-
mation with contents as described in Table 13.
STATUS_MFR_SPECIFIC (80h)
The STATUS_MFR_SPECIFIC command returns one
byte of information with a summary of the reason for a
fault. The STATUS_MFR_SPECIFIC message content is
described in Table 14.
Table 12. STATUS_TEMPERATURE Message Contents
BIT NUMBER
7
6
5
4
3
2
1
0
MEANING
Overtemperature fault
Overtemperature warning
Undertemperature fault
This bit is not supported. This bit always returns 0.
Undertemperature warning
This bit is not supported. This bit always returns 0.
Reserved
Reserved
Reserved
Reserved
Table 13. STATUS_CML Message Contents
BIT NUMBER
7
6
5
MEANING
Invalid or unsupported command received
Invalid or unsupported data received
Packet error check (PEC) failed
4
Memory fault detected
This bit is not supported. This bit always returns 0.
3
Processor fault detected
This bit is not supported. This bit always returns 0.
2
Reserved
1
A communication fault other than the ones listed in this table has occurred.
This bit is not supported. This bit always returns 0.
0
Other memory of logic fault has occurred.
This bit is not supported. This bit always returns 0.
Table 14. STATUS_MFR_SPECIFIC Message Contents
BIT NUMBER
7
6
5
4
3
2
1
0
STATUS BIT NAME
EN_FAULT
OT_WARN
OT_FAULT
ADCERR_FAULT
N/A
UV_WARN
UV_FAULT
OV_WARN
MEANING
EN input is below its threshold when OPERATION is on.
Overtemperature warning (same as STATUS_TEMPERATURE bit 6).
Overtemperature fault (same as STATUS_TEMPERATURE bit 7).
An ADC conversion fault has occurred.
This bit is reserved and always returns 0.
A VOUT undervoltage warning has occurred (same as STATUS_VOUT bit 4).
A VOUT undervoltage fault has occurred (same as STATUS_VOUT bit 5).
A VOUT overvoltage warning has occurred (same as STATUS_VOUT bit 6).
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