Basically, I wanted to create a little box for my friend and my friend's birthday is on December 28, 2021. so basically a bit over a month. The plan was that the box would be locked using some sorta mechanism and a servo and when it's 12/28/21 at midnight the box would unlock itself revealing whatev…

Help with date specific alarm

jremington November 18, 2021, 2:38am 3

If the box will be battery powered, you will need to make heavy use of deep sleep mode, and basically turn off the power to everything but the RTC.

Topic		Replies	Views
Programming Time and Date + More Programming	10	1108	May 5, 2021
Time Alarms Library Syntax & Programs	25	10152	May 6, 2021
Need help with time alarms General Guidance	10	2288	May 5, 2021
Anniversary Gift Programming	19	3365	May 5, 2021
Alarm with arduino and RTC Programming	2	751	May 5, 2021