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L9678P データシート(PDF) 79 Page - STMicroelectronics

部品番号 L9678P
部品情報  Automotive user configurable airbag IC
PDF  203 Pages
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メーカー  STMICROELECTRONICS [STMicroelectronics]
ホームページ  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L9678P データシート(HTML) 79 Page - STMicroelectronics

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L9678P, L9678P-S
SPI interface
202
5.1.25
Loops diagnostic configuration command register for high level
diagnostic (LPDIAGREQ)
Address:
38
Type:
RW
Buffer:
$3800
Reset:
$0070
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
MOSI
-
XX
X
X
X
X
X
MISO
0
000
00
0
0
0
0
0
DIAG_LEVEL 0
0
0 Diagnostic mode selector
0 0 N/A - see description above
1 1 high level mode
HIGH_LEVEL_DIAG
_SEL
000 000 000
Selection of high level squib diagnostic
Updated by SSM_RESET or SPI write
000 No diagnostic selected
001 VRCM CHECK
010 Leakage CHECK
011 Short Between Loops CHECK
100 Unused
101 Squib resistance range CHECK
110 Squib resistance measurement
111 FET test
SQP 0
0
0 Squib pin select for all leakage diagnostic
Updated by SSM_RESET or SPI write



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