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3 questions
3
votes
2
answers
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Set control register to low in ds3231 rtc
I have been using ds3231 rtc module for keep tracking and make alarm along with backup battery. when I used it for first time it worked fine. but now it doesn't keep track my time when the power lose ...
1
vote
0
answers
291
views
Serial Monitor shows random texts While Reading Data from RTC DS3231 with Arduino Uno
I tried to set time on a RTC DS3231. After Uploading it with Arduino IDE, I try viewing the output in the Serial Monitor. However, if I start viewing the Serial Monitor, It starts showing encrypted ...
- 11
1
vote
1
answer
517
views
How to only detect the opening and closing of door sensor once
im quite new to Arduino coding. Currently im trying to create an alarm and when the alarm ring, the user will just need to remove the door sensor once to stop the alarm and listen for the next alarm. ...
- 11