ST STM32F405 Reference Manual page 837

RM0090
Offset Register
RTC_ALRMAR
0x1C
Reset value 0
RTC_ALRMBR
0x20
Reset value 0
RTC_WPR
0x24
Reset value
RTC_SSR
0x28
Reset value
RTC_SHIFTR
0x2C
Reset value 0
RTC_TSTR
0x30
Reset value
RTC_TSSSR
0x38
Reset value
RTC_ CALR
0x3C
Reset value
RTC_TAFCR
0x40
Reset value
RTC_
ALRMASSR
0x44
Reset value
RTC_
ALRMBSSR
0x48
Reset value
RTC_BKP0R
Reset value 0
0x50
to 0x9C
to
RTC_BKP19R
Reset value 0
Table 121. RTC register map and reset values (continued)
DT
DU[3:0]
[1:0]
0 0 0 0 0 0 0 0
DT
DU[3:0]
[1:0]
0 0 0 0 0 0 0 0
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
MASKSS[3:0]
Reserved
0 0 0 0
MASKSS[3:0]
Reserved
0 0 0 0
0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0
HT
HU[3:0]
[1:0]
0 0 0 0 0 0 0 0
HT
HU[3:0]
[1:0]
0 0 0 0 0 0 0 0
Reserved
0
HU[3:0]
0 0 0 0 0 0 0
0
0
0 0 0 0
Reserved
Reserved
BKP[31:0]
0 0 0 0 0 0 0 0
BKP[31:0]
0 0 0 0 0 0 0 0
RM0090 Rev 18
Real-time clock (RTC)
MNT[2:0] MNU[3:0] ST[2:0]
0 0 0 0 0 0 0 0 0
MNT[2:0] MNU[3:0] ST[2:0]
0 0 0 0 0 0 0 0 0
0 0
SS[15:0]
0 0 0 0 0 0 0 0 0
SUBFS[14:0]
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
MNU[3:0] ST[2:0]
0 0 0 0 0 0 0 0
SS[15:0]
0 0 0 0 0 0 0 0 0
0 0 0 0 0
0 0 0 0 0 0 0 0
SS[14:0]
0 0 0 0 0 0 0 0 0
SS[14:0]
0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0
SU[3:0]
0 0 0 0 0 0
SU[3:0]
0 0 0 0 0 0
KEY[7:0]
0 0 0 0 0 0
0 0 0 0 0 0
SU[3:0]
0 0 0 0 0 0
0 0 0 0 0 0
CALM[8:0]
0 0 0 0 0 0
0 0 0 0 0
0 0 0 0 0 0
0 0 0 0 0 0
0 0 0 0 0 0
0 0 0 0 0 0
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