diff --git a/data/registers/pwr_l4.yaml b/data/registers/pwr_l4.yaml
index a5a497e..64696f6 100644
--- a/data/registers/pwr_l4.yaml
+++ b/data/registers/pwr_l4.yaml
@@ -261,6 +261,57 @@ fieldset/SR2:
       description: "Peripheral voltage monitoring output: VDDA vs. 2.2 V"
       bit_offset: 15
       bit_size: 1
+enum/APC:
+  bit_size: 1
+  variants:
+    - name: Disabled
+      description: PWR_PUCRx and PWR_PDCRx registers are NOT applied to the I/Os
+      value: 0
+    - name: Enabled
+      description: I/O pull-up and pull-down configurations defined in the PWR_PUCRx and PWR_PDCRx registers are applied
+      value: 1
+enum/CWUFW:
+  bit_size: 1
+  variants:
+    - name: Clear
+      description: Setting this bit clears the WUF flag in the PWR_SR1 register. This bit is always read as 0.
+      value: 1
+enum/DBP:
+  bit_size: 1
+  variants:
+    - name: Disabled
+      description: Access to RTC and backup registers disabled
+      value: 0
+    - name: Enabled
+      description: Access to RTC and backup registers enabled
+      value: 1
+enum/EWF:
+  bit_size: 1
+  variants:
+    - name: Disabled
+      description: Internal wakeup line disable
+      value: 0
+    - name: Enabled
+      description: Internal wakeup line enable
+      value: 1
+enum/EWUP:
+  bit_size: 1
+  variants:
+    - name: Disabled
+      description: WKUP pin x is used for general purpose I/Os. An event on the WKUP pin x does not wakeup the device from Standby mode
+      value: 0
+    - name: Enabled
+      description: WKUP pin x is used for wakeup from Standby mode and forced in input pull down configuration (rising edge on WKUP pin x wakes-up the system from Standby mode)
+      value: 1
+enum/IOSV:
+  bit_size: 1
+  variants:
+    - name: Invalid
+      description: VDDIO2 is not present. Logical and electrical isolation is applied to ignore this supply
+      value: 0
+    - name: Valid
+      description: VDDIO2 is valid
+      value: 1
 enum/LPMS:
   bit_size: 3
   variants:
@@ -279,24 +330,6 @@ enum/LPMS:
     - name: Shutdown
       description: Shutdown mode
       value: 4
-enum/DBP:
-  bit_size: 1
-  variants:
-    - name: Disabled
-      description: Access to RTC and backup registers disabled
-      value: 0
-    - name: Enabled
-      description: Access to RTC and backup registers enabled
-      value: 1
-enum/VOS:
-  bit_size: 2
-  variants:
-    - name: Range1
-      description: Range 1
-      value: 1
-    - name: Range2
-      description: Range 2
-      value: 2
 enum/LPR:
   bit_size: 1
   variants:
@@ -306,15 +339,6 @@ enum/LPR:
     - name: LowPowerMode
       description: Voltage regulator in low-power mode
       value: 1
-enum/PVDE:
-  bit_size: 1
-  variants:
-    - name: Disabled
-      description: PVD Disabled
-      value: 0
-    - name: Enabled
-      description: PVD Enabled
-      value: 1
 enum/PLS:
   bit_size: 3
   variants:
@@ -342,6 +366,15 @@ enum/PLS:
     - name: External
       description: External input analog voltage PVD_IN (compared internally to VREFINT)
       value: 7
+enum/PVDE:
+  bit_size: 1
+  variants:
+    - name: Disabled
+      description: PVD Disabled
+      value: 0
+    - name: Enabled
+      description: PVD Enabled
+      value: 1
 enum/PVME:
   bit_size: 1
   variants:
@@ -351,33 +384,6 @@ enum/PVME:
     - name: Enabled
       description: Peripheral voltage monitoring enable
       value: 1
-enum/IOSV:
-  bit_size: 1
-  variants:
-    - name: Invalid
-      description: VDDIO2 is not present. Logical and electrical isolation is applied to ignore this supply
-      value: 0
-    - name: Valid
-      description: VDDIO2 is valid
-      value: 1
-enum/USV:
-  bit_size: 1
-  variants:
-    - name: Invalid
-      description: VDDUSB is not present. Logical and electrical isolation is applied to ignore this supply
-      value: 0
-    - name: Valid
-      description: VDDUSB is valid
-      value: 1
-enum/EWUP:
-  bit_size: 1
-  variants:
-    - name: Disabled
-      description: WKUP pin x is used for general purpose I/Os. An event on the WKUP pin x does not wakeup the device from Standby mode
-      value: 0
-    - name: Enabled
-      description: WKUP pin x is used for wakeup from Standby mode and forced in input pull down configuration (rising edge on WKUP pin x wakes-up the system from Standby mode)
-      value: 1
 enum/RRS:
   bit_size: 1
   variants:
@@ -387,27 +393,21 @@ enum/RRS:
     - name: OnLPR
       description: SRAM2 powered by the low-power regulator in Standby mode (SRAM2 content kept)
       value: 1
-enum/APC:
+enum/USV:
   bit_size: 1
   variants:
-    - name: Disabled
-      description: PWR_PUCRx and PWR_PDCRx registers are NOT applied to the I/Os
+    - name: Invalid
+      description: VDDUSB is not present. Logical and electrical isolation is applied to ignore this supply
       value: 0
-    - name: Enabled
-      description: I/O pull-up and pull-down configurations defined in the PWR_PUCRx and PWR_PDCRx registers are applied
+    - name: Valid
+      description: VDDUSB is valid
       value: 1
-enum/EWF:
-  bit_size: 1
+enum/VOS:
+  bit_size: 2
   variants:
-    - name: Disabled
-      description: Internal wakeup line disable
-      value: 0
-    - name: Enabled
-      description: Internal wakeup line enable
-      value: 1
-enum/CWUFW:
-  bit_size: 1
-  variants:
-    - name: Clear
-      description: Setting this bit clears the WUF flag in the PWR_SR1 register. This bit is always read as 0.
+    - name: Range1
+      description: Range 1
       value: 1
+    - name: Range2
+      description: Range 2
+      value: 2
diff --git a/data/registers/pwr_l5.yaml b/data/registers/pwr_l5.yaml
new file mode 100644
index 0000000..6689429
--- /dev/null
+++ b/data/registers/pwr_l5.yaml
@@ -0,0 +1,484 @@
+---
+block/PWR:
+  description: Power control
+  items:
+    - name: CR1
+      description: Power control register 1
+      byte_offset: 0
+      fieldset: CR1
+    - name: CR2
+      description: Power control register 2
+      byte_offset: 4
+      fieldset: CR2
+    - name: CR3
+      description: Power control register 3
+      byte_offset: 8
+      fieldset: CR3
+    - name: CR4
+      description: Power control register 4
+      byte_offset: 12
+      fieldset: CR4
+    - name: SR1
+      description: Power status register 1
+      byte_offset: 16
+      access: Read
+      fieldset: SR1
+    - name: SR2
+      description: Power status register 2
+      byte_offset: 20
+      access: Read
+      fieldset: SR2
+    - name: SCR
+      description: Power status clear register
+      byte_offset: 24
+      access: Write
+      fieldset: SCR
+    - name: PUCR
+      description: Power Port A pull-up control register
+      array:
+        len: 8
+        stride: 8
+      byte_offset: 32
+      fieldset: PCR
+    - name: PDCR
+      description: Power Port A pull-down control register
+      array:
+        len: 8
+        stride: 8
+      byte_offset: 36
+      fieldset: PCR
+    - name: SECCFGR
+      description: Power secure configuration register
+      byte_offset: 120
+      fieldset: SECCFGR
+    - name: PRIVCFGR
+      description: Power privilege configuration register
+      byte_offset: 128
+      fieldset: PRIVCFGR
+fieldset/CR1:
+  description: Power control register 1
+  fields:
+    - name: LPMS
+      description: Low-power mode selection
+      bit_offset: 0
+      bit_size: 3
+      enum: LPMS
+    - name: DBP
+      description: Disable backup domain write protection
+      bit_offset: 8
+      bit_size: 1
+      enum: DBP
+    - name: VOS
+      description: Voltage scaling range selection
+      bit_offset: 9
+      bit_size: 2
+      enum: VOS
+    - name: LPR
+      description: Low-power run
+      bit_offset: 14
+      bit_size: 1
+      enum: LPR
+fieldset/CR2:
+  description: Power control register 2
+  fields:
+    - name: PVDE
+      description: Power voltage detector enable
+      bit_offset: 0
+      bit_size: 1
+      enum: PVDE
+    - name: PLS
+      description: Power voltage detector level selection
+      bit_offset: 1
+      bit_size: 3
+      enum: PLS
+    - name: PVME1
+      description: "Peripheral voltage monitoring 1 enable: VDDUSB vs. 1.2V"
+      bit_offset: 4
+      bit_size: 1
+      enum: PVME
+    - name: PVME2
+      description: "Peripheral voltage monitoring 2 enable: VDDIO2 vs. 0.9V"
+      bit_offset: 5
+      bit_size: 1
+      enum: PVME
+    - name: PVME3
+      description: "Peripheral voltage monitoring 3 enable: VDDA vs. 1.62V"
+      bit_offset: 6
+      bit_size: 1
+      enum: PVME
+    - name: PVME4
+      description: "Peripheral voltage monitoring 4 enable: VDDA vs. 2.2V"
+      bit_offset: 7
+      bit_size: 1
+      enum: PVME
+    - name: IOSV
+      description: VDDIO2 Independent I/Os supply valid
+      bit_offset: 9
+      bit_size: 1
+      enum: IOSV
+    - name: USV
+      description: VDDUSB USB supply valid
+      bit_offset: 10
+      bit_size: 1
+      enum: USV
+fieldset/CR3:
+  description: Power control register 3
+  fields:
+    - name: EWUP
+      description: Enable Wakeup pin WKUP
+      bit_offset: 0
+      bit_size: 1
+      array:
+        len: 5
+        stride: 1
+      enum: EWUP
+    - name: RRS
+      description: SRAM2 retention in Standby mode
+      bit_offset: 8
+      bit_size: 2
+      enum: RRS
+    - name: APC
+      description: Apply pull-up and pull-down configuration
+      bit_offset: 10
+      bit_size: 1
+      enum: APC
+    - name: ULPMEN
+      description: ULPMEN
+      bit_offset: 11
+      bit_size: 1
+    - name: UCPD_STDBY
+      description: UCPD_STDBY
+      bit_offset: 13
+      bit_size: 1
+    - name: UCPD_DBDIS
+      description: UCPD_DBDIS
+      bit_offset: 14
+      bit_size: 1
+fieldset/CR4:
+  description: Power control register 4
+  fields:
+    - name: WP1
+      description: Wakeup pin WKUP1 polarity
+      bit_offset: 0
+      bit_size: 1
+    - name: WP2
+      description: Wakeup pin WKUP2 polarity
+      bit_offset: 1
+      bit_size: 1
+    - name: WP3
+      description: Wakeup pin WKUP3 polarity
+      bit_offset: 2
+      bit_size: 1
+    - name: WP4
+      description: Wakeup pin WKUP4 polarity
+      bit_offset: 3
+      bit_size: 1
+    - name: WP5
+      description: Wakeup pin WKUP5 polarity
+      bit_offset: 4
+      bit_size: 1
+    - name: VBE
+      description: VBAT battery charging enable
+      bit_offset: 8
+      bit_size: 1
+    - name: VBRS
+      description: VBAT battery charging resistor selection
+      bit_offset: 9
+      bit_size: 1
+    - name: SMPSBYP
+      description: SMPSBYP
+      bit_offset: 12
+      bit_size: 1
+    - name: EXTSMPSEN
+      description: EXTSMPSEN
+      bit_offset: 13
+      bit_size: 1
+    - name: SMPSFSTEN
+      description: SMPSFSTEN
+      bit_offset: 14
+      bit_size: 1
+    - name: SMPSLPEN
+      description: SMPSLPEN
+      bit_offset: 15
+      bit_size: 1
+fieldset/PCR:
+  description: Power Port pull control register
+  fields:
+    - name: P
+      description: Port pull bit y (y=0..15)
+      bit_offset: 0
+      bit_size: 1
+      array:
+        len: 16
+        stride: 1
+fieldset/PRIVCFGR:
+  description: Power privilege configuration register
+  fields:
+    - name: PRIV
+      description: PRIV
+      bit_offset: 0
+      bit_size: 1
+fieldset/SCR:
+  description: Power status clear register
+  fields:
+    - name: CWUF
+      description: Clear wakeup flag
+      bit_offset: 0
+      bit_size: 1
+      array:
+        len: 5
+        stride: 1
+      enum_write: CWUFW
+    - name: SBF
+      description: Clear standby flag
+      bit_offset: 8
+      bit_size: 1
+fieldset/SECCFGR:
+  description: Power secure configuration register
+  fields:
+    - name: WUP1SEC
+      description: WKUP1 pin security
+      bit_offset: 0
+      bit_size: 1
+    - name: WUP2SEC
+      description: WKUP2 pin security
+      bit_offset: 1
+      bit_size: 1
+    - name: WUP3SEC
+      description: WKUP3 pin security
+      bit_offset: 2
+      bit_size: 1
+    - name: WUP4SEC
+      description: WKUP4 pin security
+      bit_offset: 3
+      bit_size: 1
+    - name: WUP5SEC
+      description: WKUP5 pin security
+      bit_offset: 4
+      bit_size: 1
+    - name: LPMSEC
+      description: LPMSEC
+      bit_offset: 8
+      bit_size: 1
+    - name: VDMSEC
+      description: VDMSEC
+      bit_offset: 9
+      bit_size: 1
+    - name: VBSEC
+      description: VBSEC
+      bit_offset: 10
+      bit_size: 1
+    - name: APCSEC
+      description: APCSEC
+      bit_offset: 11
+      bit_size: 1
+fieldset/SR1:
+  description: Power status register 1
+  fields:
+    - name: CWUF1
+      description: Wakeup flag 1
+      bit_offset: 0
+      bit_size: 1
+    - name: CWUF2
+      description: Wakeup flag 2
+      bit_offset: 1
+      bit_size: 1
+    - name: CWUF3
+      description: Wakeup flag 3
+      bit_offset: 2
+      bit_size: 1
+    - name: CWUF4
+      description: Wakeup flag 4
+      bit_offset: 3
+      bit_size: 1
+    - name: CWUF5
+      description: Wakeup flag 5
+      bit_offset: 4
+      bit_size: 1
+    - name: CSBF
+      description: Standby flag
+      bit_offset: 8
+      bit_size: 1
+    - name: WUFI
+      description: Wakeup flag internal
+      bit_offset: 15
+      bit_size: 1
+fieldset/SR2:
+  description: Power status register 2
+  fields:
+    - name: REGLPS
+      description: Low-power regulator started
+      bit_offset: 8
+      bit_size: 1
+    - name: REGLPF
+      description: Low-power regulator flag
+      bit_offset: 9
+      bit_size: 1
+    - name: VOSF
+      description: Voltage scaling flag
+      bit_offset: 10
+      bit_size: 1
+    - name: PVDO
+      description: Power voltage detector output
+      bit_offset: 11
+      bit_size: 1
+    - name: PVMO1
+      description: "Peripheral voltage monitoring output: VDDUSB vs. 1.2 V"
+      bit_offset: 12
+      bit_size: 1
+    - name: PVMO2
+      description: "Peripheral voltage monitoring output: VDDIO2 vs. 0.9 V"
+      bit_offset: 13
+      bit_size: 1
+    - name: PVMO3
+      description: "Peripheral voltage monitoring output: VDDA vs. 1.62 V"
+      bit_offset: 14
+      bit_size: 1
+    - name: PVMO4
+      description: "Peripheral voltage monitoring output: VDDA vs. 2.2 V"
+      bit_offset: 15
+      bit_size: 1
+enum/APC:
+  bit_size: 1
+  variants:
+    - name: Disabled
+      description: PWR_PUCRx and PWR_PDCRx registers are NOT applied to the I/Os
+      value: 0
+    - name: Enabled
+      description: I/O pull-up and pull-down configurations defined in the PWR_PUCRx and PWR_PDCRx registers are applied
+      value: 1
+enum/CWUFW:
+  bit_size: 1
+  variants:
+    - name: Clear
+      description: Setting this bit clears the WUF flag in the PWR_SR1 register. This bit is always read as 0.
+      value: 1
+enum/DBP:
+  bit_size: 1
+  variants:
+    - name: Disabled
+      description: Access to RTC and backup registers disabled
+      value: 0
+    - name: Enabled
+      description: Access to RTC and backup registers enabled
+      value: 1
+enum/EWUP:
+  bit_size: 1
+  variants:
+    - name: Disabled
+      description: WKUP pin x is used for general purpose I/Os. An event on the WKUP pin x does not wakeup the device from Standby mode
+      value: 0
+    - name: Enabled
+      description: WKUP pin x is used for wakeup from Standby mode and forced in input pull down configuration (rising edge on WKUP pin x wakes-up the system from Standby mode)
+      value: 1
+enum/IOSV:
+  bit_size: 1
+  variants:
+    - name: Invalid
+      description: VDDIO2 is not present. Logical and electrical isolation is applied to ignore this supply
+      value: 0
+    - name: Valid
+      description: VDDIO2 is valid
+      value: 1
+enum/LPMS:
+  bit_size: 3
+  variants:
+    - name: Stop0
+      description: Stop 0 mode
+      value: 0
+    - name: Stop1
+      description: Stop 1 mode
+      value: 1
+    - name: Stop2
+      description: Stop 2 mode
+      value: 2
+    - name: Standby
+      description: Standby mode
+      value: 3
+    - name: Shutdown
+      description: Shutdown mode
+      value: 4
+enum/LPR:
+  bit_size: 1
+  variants:
+    - name: MainMode
+      description: Voltage regulator in Main mode
+      value: 0
+    - name: LowPowerMode
+      description: Voltage regulator in low-power mode
+      value: 1
+enum/PLS:
+  bit_size: 3
+  variants:
+    - name: V2_0
+      description: 2.0V
+      value: 0
+    - name: V2_2
+      description: 2.2V
+      value: 1
+    - name: V2_4
+      description: 2.4V
+      value: 2
+    - name: V2_5
+      description: 2.5V
+      value: 3
+    - name: V2_6
+      description: 2.6V
+      value: 4
+    - name: V2_8
+      description: 2.8V
+      value: 5
+    - name: V2_9
+      description: 2.9V
+      value: 6
+    - name: External
+      description: External input analog voltage PVD_IN (compared internally to VREFINT)
+      value: 7
+enum/PVDE:
+  bit_size: 1
+  variants:
+    - name: Disabled
+      description: PVD Disabled
+      value: 0
+    - name: Enabled
+      description: PVD Enabled
+      value: 1
+enum/PVME:
+  bit_size: 1
+  variants:
+    - name: Disabled
+      description: Peripheral voltage monitoring disable
+      value: 0
+    - name: Enabled
+      description: Peripheral voltage monitoring enable
+      value: 1
+enum/RRS:
+  bit_size: 2
+  variants:
+    - name: PowerOff
+      description: SRAM2 powered off in Standby mode (SRAM2 content lost)
+      value: 0
+    - name: OnLPR
+      description: SRAM2 powered by the low-power regulator in Standby mode (SRAM2 content kept)
+      value: 1
+    - name: OnLPRTop4kb
+      description: Only the upper 4 Kbytes of SRAM2 are powered by the low-power regulator in Standby mode (upper 4 Kbytes of SRAM2 content 0x2003 F000 - 0x2003 FFFF is kept).
+      value: 2
+enum/USV:
+  bit_size: 1
+  variants:
+    - name: Invalid
+      description: VDDUSB is not present. Logical and electrical isolation is applied to ignore this supply
+      value: 0
+    - name: Valid
+      description: VDDUSB is valid
+      value: 1
+enum/VOS:
+  bit_size: 2
+  variants:
+    - name: Range1
+      description: Range 1
+      value: 1
+    - name: Range2
+      description: Range 2
+      value: 2
diff --git a/stm32data/__main__.py b/stm32data/__main__.py
index 0e77029..0e5a878 100755
--- a/stm32data/__main__.py
+++ b/stm32data/__main__.py
@@ -213,6 +213,7 @@ perimap = [
     ('STM32F7.*:PWR:.*', ('pwr', 'f7', 'PWR')),
     ('STM32L1.*:PWR:.*', ('pwr', 'l1', 'PWR')),
     ('STM32L4.*:PWR:.*', ('pwr', 'l4', 'PWR')),
+    ('STM32L5.*:PWR:.*', ('pwr', 'l5', 'PWR')),
     ('STM32U5.*:PWR:.*', ('pwr', 'u5', 'PWR')),
     ('STM32WL.*:PWR:.*', ('pwr', 'wl5', 'PWR')),
     ('STM32WB.*:PWR:.*', ('pwr', 'wb55', 'PWR')),