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Arduino

Questions tagged [power]

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This tag is for questions regarding powering and/or power consumption of Arduino systems.

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Could this setup work ?I plan to use 12V to power Sensor.(and this library :https://github.com/vChavezB/SimpleJ1939/tree/main/src)My main concern is that : if the sensor is powered with 12V or ...
Arnaud Goulut's user avatar
0votes
0answers
127views

I'm working on an ESP8266-based water level monitoring system using an ultrasonic sensor and an I2C LCD. The problem I'm facing is that sometimes the ESP8266 does not boot properly when powered on for ...
0votes
2answers
74views

If I want to use an external power source to power up my Arduino through the raw pin and connect its ground to the ground of the Arduino (Arduino Pro Micro), but need to also have USB connected to my ...
-1votes
1answer
86views

Can I configure an Arduino Uno as a power source to recharge a USB device while being powered by another external power device? I asked ChatGPT for input and it gave me this code:#include <USBHost....
Lecherous Crazy Tongue's user avatar
0votes
0answers
209views

I'm trying to figure out how to wake up and put to sleep the Arduino Nano 33 BLE. I have seen a few post about it but absolutely nothing I can understand or implement. I'm attaching a subset of the ...
MB107's user avatar
0votes
1answer
466views

I want to power one SG90 servo with an 18650 3.7v battery. Since the working range for the servo is 4.8v-6v, I used XL6009 boost converter and got a 5.8v output. I have measured it with my multimeter. ...
Denys Bielov's user avatar
0votes
1answer
124views

I read several answers, but those can be confusing, because it depends on how you provide power to the Arduino.What if I use a wall adapter with 5 V / 1 A and connect it directly to the Arduino Nano ...
VextoR's user avatar
0votes
3answers
91views

I am working on an Arduino-based sensor system that includes a temperature sensor, a humidity sensor, and an LCD display. Everything works fine, but I am facing issues with power stability when I run ...
Gigaelectronic's user avatar
4votes
1answer
352views

I am using an ATmega328PB to run an RF module. When testing sleep mode current consumption, I noticed it was much higher than I expected. I took off all unnecessary components. The only things in the ...
user98055's user avatar
0votes
1answer
325views

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
0votes
0answers
98views

I've plugged my ELEGOO Uno R3 into a USB port on my computer with a USB cable. However, neither Arduino IDE nor my computer can see the device. When the Uno is connected, it shows no connected devices....
-1votes
1answer
761views

I am a beginner and tried powering MG996R Tower Pro (180 deg Metal Gear) Servo from Arduino UNO and ended up hibernating the host PC.I want to power 2 such motors (in parallel configuration) for lets ...
1vote
1answer
209views

I am building a small art project to display my current age with an accuracy of 1/100th of a second. I am using a XIAO SAMD21, a DS3231 RTC, and a 128x32 OLED screen. Here is what it looks like right ...
Mir's user avatar
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3votes
1answer
398views

I'm working on a low-power energy harvesting project, where I'm considering using an ATtiny85 to perform some minor tasks. The ATtiny is put in Power Down mode most of the time and does not consume ...
hmf's user avatar
  • 31
0votes
1answer
98views

If I understood the AVR instruction manual correctly, the ATtiny 25 can disable the BODlevel2 fuse by software, but when compiling with Studio 7 (version 7.0.132), I get the error "Undefined ...

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