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SPSB100 데이터시트(PDF) 121 Page - STMicroelectronics

부품명 SPSB100
상세설명  Automotive power management IC for highly integrated processors
PDF  213 Pages
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제조업체  STMICROELECTRONICS [STMicroelectronics]
홈페이지  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

SPSB100 데이터시트(HTML) 121 Page - STMicroelectronics

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Bit
Name
Description
Is taken into account as soon the LOW_POWER_SET bit is set to "1"
0: Watchdog is disabled in Low power mode
Is taken into account as soon the LOW_POWER_SET bit is set to "1"
Protected by SPI_PROTECT_ACCESS bit
6
DO_POWER_DOWN
1: Execute power down sequence
Bit is reset after entry in DEEP-SLEEP state
This bit is automatically cleared and always read low
0: No action (default)
Protected by SPI_PROTECT_ACCESS bit
5
U-NVM_PROG
To start a user NVM program
0: No action
Protected by SPI_PROTECT_ACCESS bit
4
DO_POWER_CYCLE
This bit is automatically cleared and always read low
Protected by SPI_PROTECT_ACCESS bit
3
CRC 3
2
CRC 2
1
CRC 1
0
CRC 0
Table 65. DCR2 (0x02) MSB
Bit 23
Bit 22
Bit 21
Bit 20
Bit 19
Bit 18
Bit 17
Bit 16
-(R0)
-(R0)
1 (R/W)
0 (R/W)
0 (R/W)
- (R0)
0 (R/W)
0 (R/W)
RES
RES
NFSO_ASSERT_LOW
LBIST
ABIST
RES
FCCU_COUNTER_12 FCCU_COUNTER_11
Reserved Reserved
NFSO low bit
Logical
bist
request
bit
Analog
bist
request
bit
Reserved
FCCU counter bit 12
FCCU counter bit 11
Table 66. DCR2 (0x02) MSB description
Bit
Name
Description
23
RES
Reserved
22
RES
Reserved
21
NFSO_ASSERT_LOW
Force low NFSO pin
Protected by SPI_PROTECT_ACCESS bit
20
LBIST
Logical bist request
This bit is automatically cleared and always read low
Protected by SPI_PROTECT_ACCESS bit
19
ABIST
Analog bist request
This bit is automatically cleared and always read low
Protected by SPI_PROTECT_ACCESS bit
18
RES
Reserved
17
FCCU_COUNTER_12
FCCU counter value selection
Protected by SPI_PROTECT_ACCESS bit
SPSB100
SPI registers
DS14640 - Rev 2
page 121/213



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