Module rtc2 

refer to AN4759 to compare features of RTC2 and RTC3

Constants

BACKUP_REGISTER_COUNT

Functions

clear_alarm_a_flag

clear the alarm A flag

clear_alarm_b_flag

clear the alarm B flag

clear_timestamp_flag

clear the timestamp event flag

clear_wakeup_timer_flag

clear the wakeup timer flag

enter_init_mode

to update calendar date/time, time format, and prescaler configuration, RTC must be in init mode

exit_init_mode

counting will restart in 4 RTCCLK cycles

is_alarm_a_accessible

is_alarm_a_flag_set

has alarm A been triggered

is_alarm_b_accessible

is_alarm_b_flag_set

has alarm B been triggered?

is_init_mode

true if initf bit indicates RTC peripheral is in init mode

is_timestamp_flag_set

has timestamp event triggered

is_wakeup_timer_flag_set

has wakeup timer expired?

is_wakeup_timer_write_flag_set

read_backup_register

Read content of the backup register.

reset_gpio

write_backup_register

Set content of the backup register.