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LP87702 Datasheet(PDF) 63 Page - Texas Instruments

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No. de pieza LP87702
Descripción Electrónicos  LP87702 Dual Buck Converter and 5-V Boost With Diagnostic Functions
PDF  98 Pages
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Fabricante Electrónico  TI [Texas Instruments]
Página de inicio  http://www.ti.com
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LP87702 Datasheet(HTML) 63 Page - Texas Instruments

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Figure 7-46. PG1_FAULT Register
7
6
5
4
3
2
1
0
RESERVED
PG1_FAULT_T
WARN
PG1_FAULT_V
ANA
PG1_FAULT_V
MON2
PG1_FAULT_V
MON1
PG1_FAULT_B
OOST
PG1_FAULT_B
UCK1
PG1_FAULT_B
UCK0
R-0h
R-0h
R-0h
R-0h
R-0h
R-0h
R-0h
R-0h
Table 7-38. PG1_FAULT Register Field Descriptions
Bit
Field
Type
Reset
Description
7
RESERVED
R
0h
6
PG1_FAULT_TWARN
R
0h
Source for PG1 inactive signal:
0 – TWARN has not set PG1 signal inactive.
1 – TWARN is selected for PG1 signal and it has set PG1 signal
inactive. This bit can be cleared by writing '1' to this bit when TWARN
is valid.
5
PG1_FAULT_VANA
R
0h
Source for PG1 inactive signal:
0 – VANA has not set PG1 signal inactive.
1 – VANA is selected for PG1 signal and it has set PG1 signal
inactive. This bit can be cleared by writing '1' to this bit when VANA
input is valid.
4
PG1_FAULT_VMON2
R
0h
Source for PG1 inactive signal:
0 – VMON2 has not set PG1 signal inactive.
1 – VMON2 is selected for PG1 signal and it has set PG1 signal
inactive. This bit can be cleared by writing '1' to this bit when VMON2
input is valid.
3
PG1_FAULT_VMON1
R
0h
Source for PG1 inactive signal:
0 – VMON1 has not set PG1 signal inactive.
1 – VMON1 is selected for PG1 signal and it has set PG1 signal
inactive. This bit can be cleared by writing '1' to this bit when VMON1
input is valid.
2
PG1_FAULT_BOOST
R
0h
Source for PG1 inactive signal:
0 – Boost has not set PG1 signal inactive.
1 – Boost is selected for PG1 signal and it has set PG1 signal
inactive. This bit can be cleared by writing '1' to this bit when Boost
output is valid.
1
PG1_FAULT_BUCK1
R
0h
Source for PG1 inactive signal:
0 – Buck1 has not set PG1 signal inactive.
1 – Buck1 is selected for PG1 signal and it has set PG1 signal
inactive. This bit can be cleared by writing '1' to this bit when Buck1
output is valid.
0
PG1_FAULT_BUCK0
R
0h
Source for PG1 inactive signal:
0 – Buck0 has not set PG1 signal inactive.
1 – Buck0 is selected for PG1 signal and it has set PG1 signal
inactive. This bit can be cleared by writing '1' to this bit when Buck0
output is valid.
7.6.1.1.29 WD_CTRL_1 Register (Offset = 1Ch) [reset = 0h]
WD_CTRL_1 is shown in Figure 7-47 and described in Table 7-39.
Return to Table 7-9.
Figure 7-47. WD_CTRL_1 Register
7
6
5
4
3
2
1
0
WD_CLOSE_TIME
WD_OPEN_TIME
WD_LONG_OPEN_TIME
WD_RESET_CNTR_SEL
R/W-0h
R/W-0h
R/W-0h
R/W-0h
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LP87702
SNVSBU3 – MARCH 2021
Copyright © 2021 Texas Instruments Incorporated
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