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L99UDL01 датащи(PDF) 48 Page - STMicroelectronics

номер детали L99UDL01
подробное описание детали  L99UDL01 Automotive Universal Door Lock IC
PDF  88 Pages
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производитель  STMICROELECTRONICS [STMicroelectronics]
домашняя страница  http://www.st.com
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L99UDL01 датащи(HTML) 48 Page - STMicroelectronics

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Serial communications
L99UDL01
48/88
DS12511 Rev 5
5.16
Device Information Registers
The Device Information Registers can be read by using OpCode ‘11’. After shifting out the
GSB the 8bit wide payload will be transmitted. The remaining 8 bits shifted out the SDO will
be ‘0’s
5.16.1
Device Identification Registers (00H => 0AH)
These registers represent a unique signature to identify the device and silicon version.
SPI modes
By reading out the <SPI Mode> register general information of SPI usage of the Device
Application Registers can be read.
Table 21. Device information registers
ROM
Addr.
Description
RWC Bit 7 Bit 6 Bit 5 Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
20H
<SPI CPHA test>
R
0
1
0
1
0
1
0
1
10H
<SPI mode>
R
A1H
...
0AH
<Silicon Ver.>
R
Major revision
Minor revision
...
05H
<Device No. 4>
R
03H
04H
<Device No. 3>
R
5AH
03H
<Device No. 2>
R
41H
02H
<Device No. 1>
R
55H
01H
<Device Family>
R
01H
00H
<Company Code>
R
00H
<Company Code>: 00H
(STMicroelectronics)
<Device Family>: 01H
(BCD Power Management)
<Device No. 1>: 55H
(ASCII code for U)
<Device No. 2>: 41H
(ASCII code for A)
<Device No. 3>: 5AH
(ASCII code for Z)
<Device No. 4>: 03H
(3)
Table 22. SPI modes register
Bit No.
BIT 7
BIT 6
BIT 5
BIT4
BIT 3
BIT 2
BIT 1
BIT 0
Definition
BR
DL2
DL1
DL0
0
0
S1
S0
Default
10
1
0
0
0
0
1



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