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SPSB100 Datenblatt(PDF) 112 Page - STMicroelectronics

Teilenummer SPSB100
Bauteilbeschribung  Automotive power management IC for highly integrated processors
PDF  213 Pages
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Hersteller  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
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SPSB100 Datenblatt(HTML) 112 Page - STMicroelectronics

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Bit Name
Description
•
FSM_COMP_ERROR (SR3 - 0x23)
All control registers are set to default
Control registers are blocked for WRITE access except the following bits:
•
Error flags
•
Wake-up settings
•
Timer setting
1: Fail-safe active
FS is cleared by a read and clear command to all related bits in status register SR3 and SR5
9.2
Control register overview
Table 53. Control register overview (bit 31...28) upper nibbles
Bit
Mode
31
30
29
28
OpCode + address
OC1
OC2
A5
A4
R/W
Control register
Bit
Mode
Addr
23
22
21
20
15
14
13
12
7
6
5
4
0x00
MSB
Reserved
Reserved
LSB
Reserved
0x01
DCR1
MSB
RES
RES
RES
RES
R/W
WD_TIME_1
WD_TIME_0
VBUCK3_ENA
VBUCK2_ENA
LSB
WD_LP_ENA
DO_POWER_DOWN
U-NVM_PROG
DO_POWER_CYCLE
0x02
DCR2
MSB
RES
RES
NFSO_ASSERT_LOW
LBIST
R/W
FCCU_COUNTER_10
FCCU_COUNTER_9
FCCU_COUNTER_8
FCCU_COUNTER_7
LSB
FCCU_COUNTER_2
FCCU_COUNTER_1
FCCU_COUNTER_0
FCCU_ENA
0x03
DCR3
MSB
RES
RES
BUCK3_SPREAD_ENA
BUCK2_SPREAD_ENA
R/W
BUCK3_FTUNE_1
BUCK3_FTUNE_0
BOOST_OFF
FBB_OV_EW_TH_3
LSB
FBB_UV_EW_TH_2
FBB_UV_EW_TH_1
FBB_UV_EW_TH_0
SPI_PROTECT_ACCESS
0x04
DCR4
MSB
RES
BOOST_DSMON_TH_2
BOOST_DSMON_TH_1
BOOST_DSMON_TH_0
R/W
VS_UV_EW_TH_1
VS_UV_EW_TH_0
FCCU_PROTOCOL
FCCU_STATIC_ERROR
LSB
BYPASS_DSMON_TH_0
CLR_REG_FAIL_CNT
KILL_SWDBG_TIMEOUT
WD_TRIG
0x05
DCR5
MSB
RES
CLR_REC2_FROM_DO_POWER_CYCLE
CLR_DEEP_SLEEP_FROM_DO_POWER_DOWN
CLR_POWUP_RETRY_COUNT
R/W
T1_PER_1
T1_PER_0
TIMER_WAKE_ENA
IGN_CONFIG
LSB
WU_ENA
WU_PU
WU_FILT
TIMER_ENA
0x06
DCR6
MSB
RES
MASK_BUCK3_PG_TIMEOUT_IRQ
MASK_BUCK3_OC_IRQ
MASK_BUCK3_PG_IRQ
R/W
MASK_BUCK2_IRQ
MASK_BUCK1_PG_TIMEOUT_IRQ
MASK_BUCK1_OC_IRQ
MASK_BUCK1_PG_IRQ
LSB
MASK_FBB_UV_EW_IRQ
MASK_LDO2_PG_IRQ
MASK_LDO2_PG_TIMEOUT_IRQ
MASK_LDO2_IRQ
0x07
DCR7
MSB
RES
MASK_LDO1_PG_IRQ
MASK_LDO1_PG_TIMEOUT_IRQ
MASK_LDO1_IRQ
R/W
MASK_VS_EW_IRQ
RES
MASK_CL4_TW_IRQ
MASK_CL3_TW_IRQ
LSB
MASK_SPI_ERROR_IRQ
MASK_NFSO1_ECHO_ERROR_IRQ
MASK_WD_ENA_ECHO_ERROR_IRQ
MASK_FCCU_ENA_ECHO_ERROR_IRQ
0x08
DCR8
MSB
RES
MASK_SWDBG_VIO_IRQ
MASK_LP_READY_IRQ
CLR_TSD_CNT_FAIL
R/W
MASK_BUCK2_UV_POWER_OFF
MASK_BUCK1_UV_POWER_OFF
MASK_TW_GW
MASK_OL_GSB
LSB
RES
RES
RES
GO_INIT
Table 54. Control register overview (bit 27...24) lower nibbles
Bit
Mode
27
26
25
24
OpCode + address
A3
A2
A1
A0
R/W
Control register
Bit
Mode
Addr
19
18
17
16
11
10
9
8
SPSB100
SPI registers
DS14640 - Rev 2
page 112/213



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