TPS53647_15 Datasheet, PDF (67/122 Pages) Texas Instruments – TPS53647 4-Phase, D-CAP+, Step-Down, Buck Controller with NVM and PMBus Interface for ASIC Power and High-Current Point-of-Load

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7.6.2.3.33 STATUS_MFR_SPECIFIC (80h)
TPS53647
SLUSC39 – JUNE 2015
Format
Description
Default
N/A
The STATUS_ MFR_SPECIFIC command returns one byte containing
manufacturer-specific faults or warnings.
00h
Figure 68. STATUS_MFR_SPECIFIC Register
7
MFR_FAULT_P
S
R
6
MFR_PBF
R
5
4
3
CUR_SH_WARN
R
2
RST_VOUT
R
1
VOUT_MIN
R
0
PHFLT
R
Table 40. STATUS_MFR_SPECIFIC Register Field Descriptions
Bit Field
7 MFR_FAULT_PS
6 MFR_PBF
5:3 CUR_SH_WARN
2 RST_VOUT
1 VOUT_MIN
0 PHFLT
Type Reset
R
NVM
—
R
—
R
000
—
R
—
R
—
R
—
Description
Power State Fault
0: Latched flag indicating no fault from TI power
stage has occurred.
1: Latched flag indicating a fault from TI power
stage has occurred.
Pre-Bias Fault
0: Latched flag indicating no pre-bias fault (V_OUT >
2.75V at startup) has occurred.
1: Latched flag indicating a pre-bias fault (V_OUT >
2.75V at startup) has occurred.
not supported and alwats set to 0
RST_VOUT Fault
0: Latched flag indicating no RST_VOUT fault has
occurred.
1: Latched flag indicating a RST_VOUT fault has
occurred.
VOUT_MIN Fault
0: Latched flag indicating no VOUT_MIN fault has
occurred.
1: Latched flag indicating a VOUT_MIN fault has
occurred.
Phase Fault
0: Latched flag indicating no phase fault (no phase
pulse detected) has occurred.
1: Latched flag indicating a phase fault (no phase
pulse detected) has occurred.
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