ST STM32F31xx User Manual

Real-time clock (RTC)
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RTC_AlarmMask_Definitions
 #define: RTC_AlarmMask_None ((uint32_t)0x00000000)
 #define: RTC_AlarmMask_DateWeekDay ((uint32_t)0x80000000)
 #define: RTC_AlarmMask_Hours ((uint32_t)0x00800000)
 #define: RTC_AlarmMask_Minutes ((uint32_t)0x00008000)
 #define: RTC_AlarmMask_Seconds ((uint32_t)0x00000080)
 #define: RTC_AlarmMask_All ((uint32_t)0x80808080)
RTC_Alarms_Definitions
 #define: RTC_Alarm_A ((uint32_t)0x00000100)
 #define: RTC_Alarm_B ((uint32_t)0x00000200)
RTC_Alarm_Sub_Seconds_Masks_Definitions
 #define: RTC_AlarmSubSecondMask_All ((uint32_t)0x00000000)
All Alarm SS fields are masked. There is no comparison on sub seconds for Alarm
 #define: RTC_AlarmSubSecondMask_SS14_1 ((uint32_t)0x01000000)
SS[14:1] are don't care in Alarm comparison. Only SS[0] is compared.
 #define: RTC_AlarmSubSecondMask_SS14_2 ((uint32_t)0x02000000)
SS[14:2] are don't care in Alarm comparison. Only SS[1:0] are compared

ST STM32F31xx Specifications

General

Brand	ST
Model	STM32F31xx
Category	Microcontrollers
Language	English