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STMicroelectronics STM32F05 series User Manual

STMicroelectronics STM32F05 series
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RM0091 Real-time clock (RTC)
Doc ID 018940 Rev 1 551/742
24.6.2 RTC date register (RTC_DR)
The RTC_DR is the calendar date shadow register. This register must be written in
initialization mode only. Refer to Calendar initialization and configuration on page 540 and
Reading the calendar on page 541.
This register is write protected. The write access procedure is described in RTC register
write protection on page 540.
Address offset: 0x04
Power-on reset value: 0x0000 2101
System reset: 0x0000 2101 when BYPSHAD = 0. Not affected when BYPSHAD = 1.
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
Res. Res. Res. Res. Res. Res. Res. Res. YT[3:0] YU[3:0]
rw rw rw rw rw rw rw rw
1514131211109876543210
WDU[2:0] MT MU[3:0] Res. Res. DT[1:0] DU[3:0]
rw rw rw rw rw rw rw rw rw rw rw rw rw rw
Bits 31:24 Reserved, must be kept at reset value
Bits 23:20 YT[3:0]: Year tens in BCD format
Bits 19:16 YU[3:0]: Year units in BCD format
Bits 15:13 WDU[2:0]: Week day units
000: forbidden
001: Monday
...
111: Sunday
Bit 12 MT: Month tens in BCD format
Bits 11:8 MU: Month units in BCD format
Bits 7:6 Reserved, must be kept at reset value.
Bits 5:4 DT[1:0]: Date tens in BCD format
Bits 3:0 DU[3:0]: Date units in BCD format

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STMicroelectronics STM32F05 series Specifications

General IconGeneral
BrandSTMicroelectronics
ModelSTM32F05 series
CategoryMicrocontrollers
LanguageEnglish

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