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Questions tagged [charging]

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15 questions
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0 votes
1 answer
327 views

I am trying to connect Feyree smart EV charger with Dynamic Load Balancing to DTSU666 smart meter via RS485. Dynamic Load Balancing is a function of EV charger that lets you dynamically change charger ...
Martin's user avatar
  • 19
1 vote
1 answer
338 views

I'm dipping my toes into using LiPo batteries for supplying power to small devboard projects, currently with an LOLIN S2 mini. So I got hold of a MH-CD42 module, which seemed like a safe way to start ...
macroController's user avatar
  • 23
0 votes
1 answer
169 views

I have a ESP-WROOM-02 module with on-board 18650 battery. V+ and GND are exposed on the board. Can I directly charge the battery using an USB-C connector with the two cables (red and black) directly ...
Frank Piselli's user avatar
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1 vote
1 answer
1k views

When the XIAO ESP32C3 is charging a LiPo battery, there is a small LED on the board that lights up. Is there any way to access this information in an Arduino program?
Jason's user avatar
  • 13
-1 votes
1 answer
210 views

first of all I would like to apologize for the, probably very basic and stupid questions for you, but I'm not an electronic expert.. I'm implementing my project using an Arduino Mega 2560 (I need more ...
Safari's user avatar
  • 101
1 vote
1 answer
425 views

I have arduino mega and Lipo batterry such this and Lipo battery charger 5V USB Boost. I am powering arduino normally from barrel Jack with an 9 Volt adaptor. But if there is power cut occur, I dont ...
mehmet's user avatar
  • 297
0 votes
1 answer
59 views

As the title says - Does Adafruit PowerBoost 1000 Charger support data transfer? I mean that if I connect USB on one side to PC and Arduino on other side - can I still program it and get serial ...
Tomáš Viks Pilný's user avatar
  • 31
0 votes
1 answer
2k views

I have the battery charger product https://www.adafruit.com/product/2124 and a teensy 4.0, that I would like to use to power it. what, if any pin would I connect from bat, to the teensy? Its my ...
j0h's user avatar
  • 902
0 votes
1 answer
5k views

I am trying to write to a charging IC (BQ24193) and I am trying to figure out how to use I2C to write to a specific register so I can set up the charging IC properly. I have watched a few videos on ...
Jay's user avatar
  • 135
1 vote
2 answers
132 views

There are of course a lot of different battery charging boards, which can be used with the Arduino, most being TP4056 based. There are also a few battery charged boards with an on-board display ...
jarnbjo's user avatar
  • 328
0 votes
1 answer
736 views

I have a project that the form factor of 18650 batteries works well for. The board I'm using is a esp32 based board with built in battery charging: https://www.amazon.com/gp/product/B072HBW53G/ref=...
Geordie's user avatar
  • 195
2 votes
2 answers
479 views

First post here and I have very little Arduino/c programming knowledge so forgive me my ignorance. I am processing 18650 cells for a little powerwall project. I am using an Arduino pro mini ...
ether's user avatar
  • 23
7 votes
3 answers
16k views

I have a system that uses an Arduino Uno board as a "brain". All the elements in the system are powered by a single Li-po battery (3-cell, 11.1 V, 1800 mAh). I made a circuit so the Arduino ...
Miguel's user avatar
  • 118
-1 votes
1 answer
76 views

I am currently using relay module, but I am facing a problem that, when Arduino pins are LOW then all relay are going HIGH, so I want to use this code so that when arduino starts all pins are getting ...
Asif Uz Zaman's user avatar
  • 129
0 votes
1 answer
90 views

I've been building wearables, using the adafruit trinket, which I love, its small size is easy to tuck away. But I hate having to unplug the battery to charge it every time. I wired in a SPDT switch, ...
j0h's user avatar
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