diff --git a/data/registers/bkp_v1.yaml b/data/registers/bkp_v1.yaml
new file mode 100644
index 0000000..f02d004
--- /dev/null
+++ b/data/registers/bkp_v1.yaml
@@ -0,0 +1,158 @@
+---
+block/BKP:
+  description: Backup registers
+  items:
+    - name: DR
+      description: Data register
+      array:
+        offsets:
+          - 0
+          - 4
+          - 8
+          - 12
+          - 16
+          - 20
+          - 24
+          - 28
+          - 32
+          - 36
+          - 60
+          - 64
+          - 68
+          - 72
+          - 76
+          - 80
+          - 84
+          - 88
+          - 92
+          - 96
+          - 100
+          - 104
+          - 108
+          - 112
+          - 116
+          - 120
+          - 124
+          - 128
+          - 132
+          - 136
+          - 140
+          - 144
+          - 148
+          - 152
+          - 156
+          - 160
+          - 164
+          - 168
+          - 172
+          - 176
+          - 180
+          - 184
+      byte_offset: 0
+      fieldset: DR
+    - name: RTCCR
+      description: RTC clock calibration register
+      byte_offset: 40
+      fieldset: RTCCR
+    - name: CR
+      description: Control register
+      byte_offset: 44
+      fieldset: CR
+    - name: CSR
+      description: Control/status register
+      byte_offset: 48
+      fieldset: CSR
+fieldset/DR:
+  description: Data register
+  fields:
+    - name: D
+      description: Backup data
+      bit_offset: 0
+      bit_size: 16
+fieldset/CR:
+  description: Control register
+  fields:
+    - name: TPE
+      description: Tamper pin enable
+      bit_offset: 0
+      bit_size: 1
+    - name: TPAL
+      description: Tamper pin active level
+      bit_offset: 1
+      bit_size: 1
+      enum: TPAL
+fieldset/CSR:
+  description: Control/status register
+  fields:
+    - name: CTE
+      description: Clear Tamper event
+      bit_offset: 0
+      bit_size: 1
+      enum_write: CTEW
+    - name: CTI
+      description: Clear Tamper Interrupt
+      bit_offset: 1
+      bit_size: 1
+      enum_write: CTIW
+    - name: TPIE
+      description: Tamper Pin interrupt enable
+      bit_offset: 2
+      bit_size: 1
+    - name: TEF
+      description: Tamper Event Flag
+      bit_offset: 8
+      bit_size: 1
+    - name: TIF
+      description: Tamper Interrupt Flag
+      bit_offset: 9
+      bit_size: 1
+fieldset/RTCCR:
+  description: RTC clock calibration register
+  fields:
+    - name: CAL
+      description: Calibration value
+      bit_offset: 0
+      bit_size: 7
+    - name: CCO
+      description: Calibration Clock Output
+      bit_offset: 7
+      bit_size: 1
+    - name: ASOE
+      description: Alarm or second output enable
+      bit_offset: 8
+      bit_size: 1
+    - name: ASOS
+      description: Alarm or second output selection
+      bit_offset: 9
+      bit_size: 1
+      enum: ASOS
+enum/ASOS:
+  bit_size: 1
+  variants:
+    - name: Alarm
+      description: RTC Alarm pulse output selected
+      value: 0
+    - name: Second
+      description: RTC Second pulse output selected
+      value: 1
+enum/CTEW:
+  bit_size: 1
+  variants:
+    - name: Reset
+      description: Reset the TEF Tamper event flag (and the Tamper detector)
+      value: 1
+enum/CTIW:
+  bit_size: 1
+  variants:
+    - name: Clear
+      description: Clear the Tamper interrupt and the TIF Tamper interrupt flag
+      value: 1
+enum/TPAL:
+  bit_size: 1
+  variants:
+    - name: High
+      description: A high level on the TAMPER pin resets all data backup registers (if TPE bit is set)
+      value: 0
+    - name: Low
+      description: A low level on the TAMPER pin resets all data backup registers (if TPE bit is set)
+      value: 1
diff --git a/stm32data/__main__.py b/stm32data/__main__.py
index da5284e..d8856ca 100755
--- a/stm32data/__main__.py
+++ b/stm32data/__main__.py
@@ -162,6 +162,7 @@ perimap = [
     ('.*:LTDC:lcdtft1_v1_1', ('ltdc', 'v1', 'LTDC')),
     ('.*:MDIOS:mdios1_v1_0', ('mdios', 'v1', 'MDIOS')),
     ('.*:QUADSPI:quadspi1_v1_0', ('quadspi', 'v1', 'QUADSPI')),
+    ('STM32F1.*:BKP.*', ('bkp', 'v1', 'BKP')),
     ('.*:RTC:rtc2_v2_6', ('rtc', 'v2', 'RTC')),
     ('.*:RTC:rtc2_v2_WB', ('rtc', 'wb', 'RTC')),
     ('.*:SAI:sai1_v1_1', ('sai', 'v1', 'SAI')),
@@ -327,7 +328,7 @@ peri_rename = {
 ghost_peris = [
     'GPIOA', 'GPIOB', 'GPIOC', 'GPIOD', 'GPIOE', 'GPIOF', 'GPIOG', 'GPIOH', 'GPIOI', 'GPIOJ', 'GPIOK', 'GPIOL', 'GPIOM', 'GPION', 'GPIOO', 'GPIOP', 'GPIOQ', 'GPIOR', 'GPIOS', 'GPIOT',
     'DMA1', 'DMA2', 'BDMA', 'DMAMUX', 'DMAMUX1', 'DMAMUX2',
-    'SYSCFG', 'EXTI', 'FLASH', 'DBGMCU', 'CRS', 'PWR', 'AFIO',
+    'SYSCFG', 'EXTI', 'FLASH', 'DBGMCU', 'CRS', 'PWR', 'AFIO', 'BKP',
 ]
 
 alt_peri_defines = {