I want to build a device that has at least 2 if not 3 different timers to it. I do not need a digital read out. Basically, when you push button A, the timer counts down for 25 seconds. At 10 seconds remaining, it will trigger a vibrating motor for 1 second. At 5 seconds remaining it will trigger the…

Guidance with a timer project (possibly not using Arduino)

Topic		Replies	Views
Ideas needed for vibrating bracelet alarm General Guidance	9	7245	May 5, 2021
Wearable reminder device General Guidance	8	2054	May 5, 2021
Is this feasible: belt clip countdown timer General Guidance	6	1835	May 5, 2021
Hallo und Hilfe ! Deutsch	4	1529	May 6, 2021
First Project Ever. Vibrating Alertness Alarm General Guidance	16	4234	May 5, 2021