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ADP5140WACCZ-R7 数据表(PDF) 118 Page - Analog Devices

部件名 ADP5140WACCZ-R7
功能描述  Power Management IC for Automotive Application
PDF  128 Pages
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制造商  AD [Analog Devices]
网页  http://www.analog.com
标志 AD - Analog Devices

ADP5140WACCZ-R7 数据表(HTML) 118 Page - Analog Devices

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ADP5140
Data Sheet
Rev. 0 | Page 118 of 128
Bits
Bit Name
Description
Reset
Access
10: 256.
11: 4096.
0
QA_WD_EN_CTRL
QA Watchdog Enable Bit.
0x1
R/W
0: disable the QA watchdog.
1: enable the QA watchdog.
Table 113. QA_WD_WINDOW, Register Address: 0x8098
Bits
Bit Name
Description
Reset
Access
[31:16]
QA_WD_FAST_WINDOW
Set the QA Watchdog Fast Window.
0x0
R/W
[15:0]
QA_WD_SLOW_WINDOW
Set the QA Watchdog Slow Window.
0x1E85
R/W
Table 114. QA_WD_CURRENT_VALUE, Register Address: 0x809C
Bits
Bit Name
Description
Reset
Access
[31:16]
RESERVED
Reserved.
0x0
R
[15:0]
QA_WD_CURRENT_VALUE
These bits contain the current value of the time counter for the QA watchdog.
0x0
R
Table 115. QA_WD_CLEAR_VALUE, Register Address: 0x80A0
Bits
Bit Name
Description
Reset
Access
[31:16]
RESERVED
Reserved.
0x0
R
[15:0]
QA_WD_CLEAR_VALUE
These bits contain the value of the time counter when a feed comes in to reset the
time counter of the QA watchdog.
0x0
R
Table 116. QA_WD_STATUS, Register Address: 0x80A4
Bits
Bit Name
Description
Reset
Access
[31:5]
RESERVED
Reserved.
0x0
R
[4:2]
QA_WD_FAULT_COUNTER
Current Number of the QA Watchdog Fault Counter.
0x0
R
1
RESERVED
Reserved.
0x0
R
0
QA_WD_SINGLE_FAIL
Bad Watchdog Feed to the QA_WD Indicator Flag.
0x0
R
0: good watchdog feed.
1: bad watchdog feed.
Table 117. QA_WD_TOKEN_SEED, Register Address: 0x80A8
Bits
Bit Name
Description
Reset
Access
[31:4]
RESERVED
Reserved.
0x0
R
[3:0]
QA_WD_TOKEN_SEED
Feed value for the linear feedback shift register that generates a 4-bit, pseudo random
number that generates the answer for the QA watchdog.
0x0
R/W



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