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STPMIC25APQR Datasheet(PDF) 60 Page - STMicroelectronics

Part # STPMIC25APQR
Description  Highly integrated power management IC for microprocessor units
PDF  145 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STPMIC25APQR Datasheet(HTML) 60 Page - STMicroelectronics

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6
Register descriptions
6.1
Register map
All NVM_xxx bits of shadow registers have related xxx mirror bits in the control registers section allowing the
software to override the NVM’s predefined values at runtime. Each time the NVM is reloaded, related xxx mirror
bits are also reloaded with the NVM’s predefined values.
All bits "reserved" in registers with R/W must not be modified.
So, before writing on a register having a "reserved" bit, the user should read the content of the register and should
only modify bits that are not "reserved," then write to the register.
Hex
Register Name
R/W
BITS[7:0]
7
6
5
4
3
2
1
0
Status registers
0x00
PRODUCT_ID
R
PMIC_REF_ID[3:0]
PMIC_NVM_ID[3:0]
0x01
VERSION_SR
R
MAJOR_VERSION[3:0]
MINOR_VERSION[3:0]
0x02
TURN_ON_SR
R
-
-
-
-
AUTO
VBUS
WKUP
PKEY
0x03
TURN_OFF_SR
R
-
-
WDG_FLT
THSDN_F
LT
OCP_FLT
VIN_FLT
PKEY_FLT
SWOFF
0x04
RESTART_SR
R
-
R_RST
R_WDG_F
LT
R_THSDN
_FLT
R_OCP_F
LT
R_VIN_FL
T
R_PKEY_
FLT
R_SWOFF
0x05
OCP_SR1
R
OCP_REF
DDR
OCP_BUC
K7
OCP_BUC
K6
OCP_BUC
K5
OCP_BUC
K4
OCP_BUC
K3
OCP_BUC
K2
OCP_BUC
K1
0x06
OCP_SR2
R
OCP_LDO
8
OCP_LDO
7
OCP_LDO
6
OCP_LDO
5
OCP_LDO
4
OCP_LDO
3
OCP_LDO
2
OCP_LDO
1
0x07
EN_SR1
R
EN_REFD
DR
EN_BUCK
7
EN_BUCK
6
EN_BUCK
5
EN_BUCK
4
EN_BUCK
3
EN_BUCK
2
EN_BUCK
1
0x08
EN_SR2
R
EN_LDO8
EN_LDO7
EN_LDO6
EN_LDO5
EN_LDO4 EN_LDO3
EN_LDO2
EN_LDO1
0x09
FS_CNT_SR1
R
VIN_FLT_CNT[3:0]
PKEY_FLT_CNT[3:0]
0x0A
FS_CNT_SR2
R
THSDN_FLT_CNT[3:0]
OCP_FLT_CNT[3:0]
0x0B
FS_CNT_SR3
R
-
-
-
-
WDG_FLT_CNT[3:0]
0x0C
MODE_SR
R
-
-
-
OP_MODE
LDO4_VIN
_SRC
PWRCTRL
3
PWRCTRL
2
PWRCTRL
1
Control registers
0x10
MAIN_CR
R/W
-
STANDBY_PWRCTRL[
1:0]
PWRCTRL_POL[2:0]
RREQ_EN
SWOFF
0x11
VINLOW_CR
R/W
-
VINLOW_HYST[1:0]
VINLOW_RISE[2:0]
VINLOW_
EN
0x12
PKEY_LKP_CR
R/W
PKEY_LKP_CONFIG[1:
0]
-
-
PKEY_LKP_TMR[3:0]
0x13
WDG_CR
R/W
-
-
-
-
WDG_PWRCTRL[1:0]
WDG_RST WDG_EN
0x14
WDG_TMR_CR
R/W
WDG_TMR_SET[7:0]
0x15
WDG_TMR_SR
R
WDG_TMR_CNT[7:0]
0x16
FS_OCP_CR1
R/W
FS_OCP_
REFDDR
FS_OCP_
BUCK7
FS_OCP_
BUCK 6
FS_OCP_
BUCK5
FS_OCP_
BUCK4
FS_OCP_
BUCK3
FS_OCP_
BUCK2
FS_OCP_
BUCK1
0x17
FS_OCP_CR2
R/W
FS_OCP_
LDO8
FS_OCP_
LDO7
FS_OCP_
LDO6
FS_OCP_
LDO5
FS_OCP_
LDO4
FS_OCP_
LDO3
FS_OCP_
LDO2
FS_OCP_
LDO1
0x18
PADS_PULL_CR
R/W
PWRCTRL3_PULL[1:0] PWRCTRL2_PULL[1:0] PWRCTRL1_PULL[1:0] WKUP_PU PKEY_PU
0x19
BUCKS_PD_CR1
R/W
BUCK4_PD[1:0]
BUCK3_PD[1:0]
BUCK2_PD[1:0]
BUCK1_PD[1:0]
STPMIC25
Register descriptions
DS14278 - Rev 3
page 60/145



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