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L9679P 数据表(PDF) 112 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) 112 Page - STMicroelectronics

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SPI interfaces
L9679P
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DocID029275 Rev 1
7.3.34
Global configuration register for GPO driver function (GPOCR)
ID:
42
Type:
R/W
Read:
4200
Write:
0084
01 125 ns switching ON shift respect to t0
10 250 ns switching ON shift respect to t0
11 375 ns switching ON shift respect to t0
ERBST_PH_SEL[1:0]
00
-
-
ER Boost phase shifting selection (if switching frequency is different respect
to another regulator, the phase shift between them is not guaranteed)
Updated by POR or SPI write
00 0 ns switching ON shift respect to t0
01 125 ns switching ON shift respect to t0
10 250 ns switching ON shift respect to t0
11 375 ns switching ON shift respect to t0
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
MISO
0
0
0
0
00
0
0
0
0
0
0
00
0
0
0
GPOxLS
0
0
0 GPO driver configuration bit
Updated by SSM_RESET or SPI write
0 High-side Driver configuration for GPOx (ER_BOOST_OK is required to
enable GPO as HS)
1 Low-side Driver configuration for GPOx (ER_BOOST_OK is not required
to enable GPO as LS)



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