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L9679P 数据表(PDF) 105 Page - STMicroelectronics

部件名 L9679P
功能描述  Automotive advanced airbag IC for mid/high end applications
PDF  272 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

L9679P 数据表(HTML) 105 Page - STMicroelectronics

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L9679P
SPI interfaces
271
7.3.31
DC sensor diagnostic configuration command register (SWCTRL)
ID:
39
Type:
R/W
Read:
3900
Write:
0072
0 SRx
1 SFx
LOOP_DIAG_CHSEL[3:0] 0000 0000 0000 Channel select - selects the channel and muxes for all squib diagnostic.
Updated by SSM_RESET or SPI write
0000 Channel 0
0001 Channel 1
0010 Channel 2
0011 Channel 3
0100 Channel 4
0101 Channel 5
0110 Channel 6
0111 Channel 7
1100 - 1111 None Selected
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
MOSI
-X
X
X
X
X
X
X
X
X
CHID[3:0]
MISO
0
000
0
0
0
0
0
0
0
0
0
CHID[3:0]
PSINHPOL
0
0
0 Selector of in range/ out of range for passenger inhibit function
0 if result is inside thresholds the counter is initialized to start value
1 if result is outside thresholds the counter is initialized to start value
DCS_PDCURR
0
0
0 Disable of all pull down current for DC sensor
Updated by SSM_RESET or SPI write
0 OFF for channel under voltage or current measurement, ON for all other
channels
1 OFF for all channels



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