Questions tagged [project]

Refers to the sum total of software, circuit diagrams, documentation, libraries, and hardware that make up an Arduino based application.

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13 views

Arduino 1.44" st7735 not working [closed]

I've been stuck at this project for weeks the parts links are: https://www.amazon.co.uk/Quality-Detection-Electret-Microphone-Arduino/dp/B00NXVVUXO/ref=sr_1_4?keywords=arduino+sound+sensor&qid=...
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1answer
41 views

Making Cases for Projects

I've been messing around with arduinos and other microcontrollers for around a year now and I've always struggled to find ways to encase my projects. I've seen some people use custom PCBs and then 3D ...
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1answer
35 views

the boxservo works contrary to the code

i want to make a uselessbox .i connected the circuit correctly,i checked every thing several times and every thing is in right place[ based on descriptions and pattern],but when i turn it on,the ...
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1answer
319 views

Useless box wiring and code

just want to give a back story first. So i saw this video on youtube about the useless box, and i thought that it would make a great gift for my 7 year old. So i went out and bought everything that ...
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1answer
25 views

What is the correct folder structure for including local headers in my Arduino project?

I am designing a "project" with 5 Arduino's (each with separate codes), communicating with each other using NRF24. All the 5 codes are different except they share a common header "MyHeader.h". The ...
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1answer
57 views

Requesting help with CNC Project using Arduino

I have made a setup with Arduino Uno, Nema 17, T8 lead screw, IR Sensor and a DC motor. I am trying to establish a code which: Resets Home position of the Machining Head on the lead screw Has an ...
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1answer
47 views

I´m trying to make a kind of videogame with Arduino UNO

it´s a school project, but I'm having some problems to create a menu selection. In the LCD, all the character are overwriting, I'm a beginer, so i dont have any idea of what i was doing wrong (ps.: ...
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2answers
64 views

Would it be feasible to build an arduino that takes 12v on/off signals from a vehicle diagnostic port (1984 pre-OBD)?

The vehicle is an AMC eagle, they come with a diagnostic port I have made a diagnostic tool that lights led lights when signals turn on and off, but it has to be wired in and is bulky. I am wondering ...
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2answers
90 views

Using a photo resistor to detect objects of a certain color

I am trying to build a robot that detects cubes of a certain color, and later picks them up. I was planning to use a camera and process the image, but I was told that Arduino is not capable of image ...
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2answers
102 views

L298N Motordriver [closed]

I am working on a school project for a line-following car. We are using 2 motors, which operate between 12-24 Volts. Link. We use three 9 V batteries in series to get 27 V. When we connect this to ...
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1answer
69 views

Looking for a cheap small arduino ish board [closed]

I'm looking for a cheap and small bluetooth board for a project. I found this one, but I find this one too expensive, are there cheaper alternatives, in similar size? Thank you!
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0answers
39 views

How to disable the possibility to push activate again a button after being pressed one time [closed]

I have a project of a pill dispenser and I would like to activate the mechanism to let the pills fall down with a button. After being pressed I would like to deactivate the possibility to press ...
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1answer
73 views

How to regulate a led on-board? [closed]

There is blink project consisting 3 sections: 1 - regulation of the led brightness using a potentiometer 2 - whenever: the button is pressed - the led is on - the button is released - the led is ...
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0answers
56 views

Project: Relay is ticking, but not actually switching [closed]

I'm trying to make an automatic planter for herbs etc. I finally got everything 3D printed and wired together. But for some reason, the relay I'm using refuses to switch or enable certain connections. ...
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1answer
126 views

Small Baseball Scoreboard using 2 to 3 breadboards

I'm helping my son start an Arduino small baseball scoreboard (roughly 2 or 3 breadboards in size). Im thinking to use qty 2, 2 digit 7 segment LED's (score of each team), an LCD 1602 module (inning ...
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1answer
213 views

Confusion over Transistors for a switching circuit with an Arduino Mega 2560

Apologies if this is a stupid question asked by a noob, but I've looked around to try and find the answer and just can't work it out. Basically, I'm making a project on thingiverse (Glitch's MK2 ...
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3answers
196 views

Controlling 10+x 5m led strips with 10+ individual analog floor switches

I am looking to control around 10 (exact number TBD) non-addressable 5m led strips with an Arduino. Each led strip will be activated when a corresponding DIY analog floor switch. The idea is to have ...
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1answer
103 views

Confused between which arduino to use for project? [closed]

I am planning to build a smarthome working model with arduino. I will also need to connet to wifi(not ethernet). So I was wondering which setup would be the best:- Arduino Uno + ESP8266 Arduino Yun ...
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2answers
4k views

What are the problems with using an Arduino in a production environment? [closed]

I am thinking about making a real project using arduino to earn money. What could be the objective reasons (from both a technical and a business perspective) to not use an Arduino in a real ...
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0answers
423 views

How can I implement a parking counter with multiple entrances and exit?

I'm relatively new to arduino projects and am trying to solve a real world problem on a parking lot space counter. My Idea is to have a sensor placed on the entrances and exit to count the total ...
1
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1answer
138 views

Is it possible to digitally stop a moving motorbike using an Arduino module?

I am working on a bike protection project that is supposed to be part of my CS syllabus. Although I got most of the things worked out, there is one thing that bugs me; that is to how to stop a moving ...
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2answers
510 views

Arduino whack-a-mole game not working

Everyone, I am new to this. Currently I am trying to make a Whack-a-mole game for my school project. There will be a total of 6 moles (corresponding to 6 LEDs, which will light up randomly). At each ...
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1answer
92 views

Arduino Mega prototype analog timer interrupts: newbie question

I am currently using an Arduino Mega with a fast vibration sensor to trigger the components operation (force sensor, temperature sensor) and also toggle sleep mode. I am very new at this and I have ...
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2answers
691 views

MPU6050 safe to use with glue?

My current project involves embedding an MPU6050 accelerometer into straps, one of which goes below the knee, the other above the knee. I need to fit the sensor into the strap and currently i have 6-...
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2answers
68 views

How to calculate the time it takes before the water valve stops dispensing water in an Automatic Water level controller?

I am making a project about an automated water level controller using ultrasonic, potentiometer and Arduino board. I need a mathematical calculation on how it works. So here's a simple scenario: I ...
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1answer
65 views

What would be a good way to identify items spending as little as possible?

I'm a software developer for quite some time and now I'm going to start developing for Arduino. My question is related to technology I can use. It's also my first time posting here, so if this site is ...
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1answer
48 views

Arduino project - will this fit together?

I'm about to order parts for my project and I'd like to avoid some rookie mistake I might've missed. I'll be using Arduino chip and a wifi module to host a very simple webpage and a battery to make ...
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3answers
1k views

Moving motion sensor?

Long story short, I'm trying to build some form of device that you can wear and it will detect when something moves behind you. I wanted to use PIR sensors for the motion detection, but I have no idea ...
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2answers
72 views

Machine installed with arduino suddenly turns on when usb is unplugged

Why is my machine suddenly turns ON when I unplugged the USB on my computer? Does it have connection on the auto reset feature of my arduino board? String input = ""; void setup(){ Serial.begin(...
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2answers
2k views

Are there flexible pressure sensors for Arduino that can measure forces of at least 600 lbs?

I'm in need of flexible pressure sensors that can read how much force is exerted on someone's foot while running (these sensors would be placed inside the shoe). Since pressure can often be three ...
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1answer
50 views

Detecting Motion behind a robot

I am building a motion following robot. It has two PIR sensors on the left and right. It has an ultrasonic sensor in the front. When either of the PIR sensors detect motion then it turns to that side. ...
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2answers
124 views

Suggest me some good seller for Arduino UNO [closed]

I want to start a new project with arduino uno and want to make some amazing mini projects, but i am confused that from where should i buy. So please suggest me some affordable robotic stores.
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1answer
1k views

Arduino “piston” device

Is there any compact piston-like devices on the market that can apply pressure safely various parts of the head? I can further expound if needed. The ideal size would be something within the 1-2 ...
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1answer
852 views

USB 1.1 Low Speed project for Arduino UNO/ATmega328P to learn USB protocol

Arduino UNO is 5V, 16 MHz. USB 1.1 Low Speed spec operate: at 5V level - so we avoid to maintain voltage level at 1.5 Mb/s - so we have 16/1.5 ~= 10 instructions per elementary protocol signal Is ...
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6answers
748 views

I want to build a radar alert system with Arduino

I'm new to all this. I bought an Arduino Uno recently and an Ultrasonic distance sensor. My mom's cats keep walking down into the basement and doing their... business. Anyhow, I want to create a radar ...
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0answers
560 views

7 Key Educational Piano with Capacitive Sensor

I am working on a project for grade 10 computer science. I am supposed to make a piano that has 7 keys using a capacitive sensor, and the piano is supposed to teach you songs like Twinkle Twinkle ...
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4answers
281 views

What project design tools are available?

What do you guys use for project designing? I just found out about AutoDesk's 123D Circuits, which is nice but I wonder if there is something with more components, tools, etc? For example, I can add ...
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2answers
212 views

How has Arduino been used in the classroom?

I remember seeing Primo, this robot that is based on Arduino and serves to teach kids to program. My interest in the platform comes from there, but it is always nice to learn about other cool ...
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7answers
39k views

How to organize my Arduino projects' structure for easy source control?

It's been a long time I've been looking for a good answer to this question. Typically, any Arduino project but the simplest one will include: The main source code file MyProject.ino Libraries ...