Powering a Nerdonic Exen Mini with a 3.7V Lipo Battery

August 6, 2021June 28, 2021 by Timon Walter

Description: A 3.7V Lipo Battery is used to power on a Nerdonic Exen Mini and an LED.

Notes: The Vin pin on the Nerdonic Exen Mini accepts a 3.3 – 20V input which is regulated to 3.3V.

Supplies:

1 – Breadboard 400 Points
1 – Nerdonic Exen Mini
1 – 3.7V Lipo Battery
1 – LED
1 – 220 Ohm Resistor

Arduino Code:

#define led A2

void setup() {

  pinMode(led, OUTPUT);

}

void loop() {

  digitalWrite(led, HIGH);

}