Hi, I tried this Real_Time_Clock_With_Alarm.ino (7.4 KB) project, but I saw that the alarm does not work properly when I cut off the power for a short time The alarm remains set but does not work. If I updated eeprom works again . I saw that the alarm remains set even if the battery is removed, I …

Alarm clock does not work properly

anon73444976 October 27, 2021, 4:44pm 6

See reply #2

Topic		Replies	Views
Example needed for DS3231 AT24C32 IIC Precision RTC Programming	18	30646	May 5, 2021
How do you set an alarm on the DS3231? I'm totally lost!! Programming	13	48059	May 5, 2021
Alarm time settings on a DS3231 Programming	15	3111	May 5, 2021
DS3231 Alarms Trouble... HELP! Programming	23	3412	May 5, 2021
RTC 3231 und Arduino Uno Deutsch	17	6370	May 6, 2021