Can I use a 3.7V battery for a 3.3V board?

anon57585045 September 5, 2021, 2:57pm 15

Yes, and all those dev boards are supported by the official STM Arduino core.

Topic		Replies	Views
STM32F103 - on a 1S LiPo (3.7V) Hardware Development	5	2064	May 6, 2021
Choosing a 3.3V Voltage Regulator General Electronics	19	34725	May 6, 2021
3.7v li-ion battery General Electronics	10	5118	May 6, 2021
3.3V Regulator with 3.7V Li-Po Battery General Electronics	5	4741	May 6, 2021
3.3V constant from LiPo battery. Inexpensive and simple circuit / chip? General Electronics	8	18144	May 6, 2021