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L9678P 데이터시트(PDF) 92 Page - STMicroelectronics

부품명 L9678P
상세설명  Automotive user configurable airbag IC
PDF  203 Pages
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제조업체  STMICROELECTRONICS [STMicroelectronics]
홈페이지  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L9678P 데이터시트(HTML) 92 Page - STMicroelectronics

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SPI interface
L9678P, L9678P-S
92/203
DocID029274 Rev 3
Bit 15 = 1 FAULTED condition
Address:
50 (RSDR0)
51 (RSDR1)
Type:
R
Buffer:
$5000 (RSDR0)
$5100 (RSDR1)
Reset:
-
Updated based on SPI read request
0000 RSU0
0100 RSU1
DATA[9:0] $000 $000 $000 10-bit data from Manchester decoder
Cleared by SSM_RESET or SPI read or when channel is commanded OFF
via SPI RSCTRL
updated when a valid PSI5 frame is received
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
X
X
X
X
X
X
X
MISO
X
0X
X
CRC[2:0] 000 000 000 CRC based on bits [16:0]
Updated based on bits [16:0]
FLT 1
1
1 Fault Status - Depending on Fault Status, the DATA bits are defined differently
Cleared when all of the following bits are '0': STG, STB, CURRENT_HI,
OPENDET, RSTEMP, NODATA
Set when any of the following bits are '1': STG, STB, CURRENT_HI,
OPENDET, RSTEMP, NODATA
0 No fault
1 Fault
On/Off 0
0
0 Channel On/Off Status
Cleared by SSM_RESET or when channel is commanded OFF via SPI
RSCTRL or when the STG bit is set or the RSTEMP bit is set
Set when channel is commanded ON by SPI RSCTRL
0 Off



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