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ST STM32F446 Series User Manual

ST STM32F446 Series
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RM0390 Rev 4 683/1328
RM0390 Real-time clock (RTC)
691
22.6.13 RTC time stamp time register (RTC_TSTR)
Address offset: 0x30
Backup domain reset value: 0x0000 0000
System reset: not affected
Note: The content of this register is valid only when TSF is set to 1 in RTC_ISR. It is cleared when
TSF bit is reset.
22.6.14 RTC time stamp date register (RTC_TSDR)
Address offset: 0x34
Backup domain reset value: 0x0000 0000
System reset: not affected
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
Res. Res. Res. Res. Res. Res. Res. Res. Res. PM HT[1:0] HU[3:0]
rrrrr r r
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
Res. MNT[2:0] MNU[3:0] Res. ST[2:0] SU[3:0]
rrr rrrr rrrrr r r
Bits 31:23 Reserved, must be kept at reset value.
Bit 22 PM: AM/PM notation
0: AM or 24-hour format
1: PM
Bits 21:20 HT[1:0]: Hour tens in BCD format.
Bits 19:16 HU[3:0]: Hour units in BCD format.
Bit 15 Reserved, must be kept at reset value.
Bits 14:12 MNT[2:0]: Minute tens in BCD format.
Bits 11:8 MNU[3:0]: Minute units in BCD format.
Bit 7 Reserved, must be kept at reset value.
Bits 6:4 ST[2:0]: Second tens in BCD format.
Bits 3:0 SU[3:0]: Second units in BCD format.
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res.
1514131211109876543210
WDU[1:0] MT MU[3:0] Res. Res. DT[1:0] DU[3:0]
rrrrrrrr rrrrrr

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ST STM32F446 Series Specifications

General IconGeneral
BrandST
ModelSTM32F446 Series
CategoryMicrocontrollers
LanguageEnglish

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