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SPSB100 Datasheet(PDF) 189 Page - STMicroelectronics

Part # SPSB100
Description  Automotive power management IC for highly integrated processors
PDF  213 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

SPSB100 Datasheet(HTML) 189 Page - STMicroelectronics

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Table 309. DSR17 (0x31) description
Bit
Name
Description
15
RES
Reserved
14
RES
Reserved
13
FBB_9
Voltage level on FBB pin
Bits cannot be cleared
(a clear command generates a SPI_UNDEF_ADD flag)
12
FBB_8
11
FBB_7
10
FBB_6
9
FBB_5
8
FBB_4
Table 310. DSR17 (0x31) LSB
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
0 (R)
0 (R)
0 (R)
0 (R)
0 (RC1L)
0 (RC1L)
0 (RC1L)
0 (RC1L)
FBB_3
FBB_2
FBB_1
FBB_0
CRC3
CRC2
CRC1
CRC0
FBB
voltage
Level bit 3
FBB
voltage
Level bit 2
FBB
voltage
Level bit 1
FBB
voltage
Level bit 0
Cyclic
redundancy
checking bit 3
Cyclic
redundancy
checking bit 2
Cyclic
redundancy
checking bit 1
Cyclic
redundancy
checking bit 0
Table 311. DSR17 (0x31) LSB description
Bit
Name
Description
7
FBB_3
6
FBB_2
5
FBB_1
4
FBB_0
3
CRC 3
2
CRC 2
1
CRC 1
0
CRC 0
Table 312. DSR18 (0x32) MSB
Bit 23
Bit 22
Bit 21
Bit 20
Bit 19
Bit 18
Bit 17
Bit 16
- (R0)
- (R0)
- (R0)
0 (R)
0 (R)
0 (R)
0 (R)
0 (R)
RES
RES
RES
BUCK2_FBLOSS
BUCK1_FBLOSS
NVM_COMPARE_ENA_STATUS
WD_TIME_STATUS_3
WD_TIME_STATUS_2
Reserved
Reserved
Reserved
BUCK2 feedback loss
bit
BUCK1 feedback loss
bit
NVM compare enable status bit
Watchdog time status bit 3
Watchdog time status bit 2
Table 313. DSR18 (0x32) MSB description
Bit
Name
Description
23
RES
Reserved
22
RES
Reserved
21
RES
Reserved
SPSB100
SPI registers
DS14640 - Rev 2
page 189/213



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