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L99H92 Scheda tecnica(PDF) 24 Page - STMicroelectronics

Il numero della parte L99H92
Spiegazioni elettronici  Half-bridge pre-driver for automotive applications
PDF  77 Pages
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Produttore elettronici  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L99H92 Scheda tecnica(HTML) 24 Page - STMicroelectronics

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ROM Address
Description
Access
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
16H
<WD bit pos. 4>
R
→
00H
15H
<WD bit pos. 3>
R
→
00H
14H
<WD bit pos. 2>
R
→
00H
13H
<WD bit pos. 1>
R
→
49H
12H
<WD Type 2>
R
→
A4H
11H
<WD Type 1>
R
→
4AH
10H
<SPI mode>
R
→
A1H
…
→
0AH
<Silicon Ver.>
R
→
major revision
minor revision
…
→
05H
<Device No.4>
R
→
4CH
04H
<Device No.3>
R
→
36H
03H
<Device No.2>
R
→
52H
02H
<Device No.1>
R
→
55H
01H
<Device Family>
R
→
01H
00H
<Company Code>
R
→
00H
Device identification registers
These registers represent a unique signature to identify the device and silicon version.
<Company Code>: 00H (STMicroelectronics)
<Device Family>: 01H (BCD Power Management)
<Device No. 1>: 55H (ASCII code for U)
<Device No. 2>: 52H (ASCII code for R)
<Device No. 3>: 36H (ASCII code for 6)
<Device No. 4>: 4CH (ASCII code for L)
SPI modes
By reading out the <SPI Mode> register, general information of the device SPI can be read.
Table 12. SPI mode registers
Bit7
Bit6
Bit5
Bit 4
Bit 3
Bit 2
Bit1
Bit0
BR
DL2
DL1
DL0
0
0
S1
S0
1
0
1
0
0
0
0
1
<SPI Mode>: A1H (Burst Mode read available, 24 bit SPI frame, parity error check)
SPI burst read
Table 13. Burst read bit
Bit 7
Description
0
BR not available
1
BR available
L99H92
ST SPI 4.1
DS14069 - Rev 4
page 24/77



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