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Questions tagged [lipo]

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1
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1answer
83 views

Powering a Tiny Arduino Project

I'm trying to build a tiny project. After I program the board, to power the dev board - how can I power it to run the code? Question: I was curious as to how I would be able to power the ATtiny85 ...
0
votes
2answers
108 views

Calculate the Li-Po Battery Level in ESP-Wroom-02

I am very new to micro controller and circuits. I am not at all with this field. But trying to create a home project where I have a device image attached below. This is 18650 Lipo battery powered ...
0
votes
1answer
31 views

Interfacing 4 ESCs and an Arduino with a single LiPo battery

I have 4 BLDC motors, and 4 ESCs, one for each motor. But I have one LiPo battery from which I want to power one Arduino Mega and all the 4 ESCs. Can I remove the connectors from the ESCs and put them ...
0
votes
1answer
54 views

Can a DHT11+ESP8266 be powered by a Adafruit USB LiPo charger directly?

I have rigged up a small DHT11+ESP8266 combo which I'm currently powering from the 3.3v from an Ardruino. I've ordered a 3.7v LiPo battery and have a Adafruit usb micro LiPo charger, however, the ...
0
votes
0answers
34 views

How to achieve smooth motion for my servo motor? [duplicate]

I'm trying to control the MG995 servo motor with an Arduino Uno, but the motion achieved by the motor is kind of erratic. The servo motor is externally powered from a 2200mAh 7.4V 30C LiPo battery ...
1
vote
1answer
123 views

LiPo + charge/boost circuit vs pre-built “power bank” - contrasting portable power sources [closed]

Portable 5V power for my projects - I was about to get the necessary parts to wire up an OEM LiPo battery (3.7V battery, boost circuit, charging circuit) when I took a peak at pre-built "power banks". ...
0
votes
1answer
327 views

Calculate power requirement for 64 rgb led ws2812b [closed]

Hi I am working on small project where I want to run ws2812b module via arduino and lipo battery. I have purchased 64 matrix for ws2812b from eBay and lipo battery with 500mah. I am looking to find ...
0
votes
1answer
203 views

Arduino for kids toy with Battery (safe), Can Arduino overheat the Battery with long running code [closed]

I am making a learning toy which kids can play with and learn basics of programming. But i am tired of keep replacing the AA batteries as they run out in few days. So i am thinking of using ...
2
votes
2answers
4k views

Can you charge and use a LiPo battery at the same time?

I have a system that uses an Arduino Uno board as a "brain". All the elements in the system are powered by a single LiPo battery (3cell, 11.1V, 1800mAh). I made a circuit so the arduino can check the ...
5
votes
3answers
929 views

USB and Arduino: Power Arduino, charge LiPo, and transfer data at the same time

I was hoping to design my own Arduino board for a recent project of mine, a portable project that was powered by a 3.7 LiPo battery. Most ideally, I wanted to replace the USB B port with a single USB ...
5
votes
1answer
1k views

No power from Breadboard Power Supply Module

Components Breadboard Power Supply Module IM120525004 1 kOhm resistor Green LED Arduino Nano LiPo 7.4V battery LED Lights Up Fine with USB power from the Arduino LED Does Not Light Up with power ...
1
vote
1answer
35 views

Need to turn on project twice in order for screen to work!

This problem is really stumping me. I made a simple printed circuit board with an ATtiny85, a 128x64 I2C OLED display, and a Sharp IR analog distance sensor. You can view the circuit here: circuits.io....
1
vote
0answers
81 views

Charging Blend Micro via USB

I want to use a RedBearLab Micro Blend micro-controller with an lipo battery and charge it with the built-in USB connector of the micro-controller. My question is how can I realize it when the ...