Figure 151. Rtc Simplified Block Diagram - ST STM32F102 Series Reference Manual
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Also See for STM32F102 Series:
- Reference manual (1128 pages) ,
- Application note (29 pages)
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Real-time clock (RTC)
Figure 151. RTC simplified block diagram
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PCLK1
RTCCLK
Backup domain
RTC_PRL
Reload
TR_CLK
RTC_DIV
rising
edge
RTC prescaler
powered in Standby
WKUP pin
APB1 bus
APB1 interface
RTC_Second
32-bit programmable
counter
RTC_Overflow
RTC_CNT
RTC_Alarm
=
RTC_ALR
powered in Standby
RTC_Alarm
WKP_STDBY
RM0008
not powered in Standby
RTC_CR
SECF
SECIE
OWF
OWIE
ALRF
ALRIE
not powered in Standby
NVIC interrupt
controller
not powered in Standby
exit
Standby mode
powered in Standby
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