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Questions tagged [project]

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

1
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0answers
36 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 ...
0
votes
1answer
49 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 ...
2
votes
0answers
47 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. ...
1
vote
1answer
79 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 ...
0
votes
0answers
38 views

What is the most efficient way to program an ESP8266 to display a given pattern on an LED strip until it receives an MQTT message to change it?

My question may not have been clear, so let me give some background. I'm working off BruhAutomation's digital LED code to make my own variation of the project. His code seems excessively long and it's ...
1
vote
1answer
116 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 ...
0
votes
0answers
793 views

Ultrasonic sensor showing 0 cm

I'm new to Arduino. I am making a project using an ultrasonic sensor with LCD. But the output I am getting is 0cm. Here is my code. Please help me with that. Thanks. /* HC-SR04 Ultrasonic Sensor with ...
2
votes
3answers
120 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 ...
1
vote
1answer
91 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 ...
3
votes
2answers
2k 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 ...
1
vote
0answers
305 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
vote
1answer
80 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 ...
0
votes
0answers
47 views

Robot car follow line and measuring capacitor

Hi, how are you guys my project is robot car follow the line to a center station to measure capacitor then will put its value in the variable. after that, we have 3 End station one of them will ...
1
vote
2answers
344 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 ...
0
votes
1answer
86 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 ...
0
votes
2answers
395 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-...
0
votes
2answers
57 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 ...
-1
votes
1answer
63 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 ...
0
votes
0answers
238 views

I have a connection problem with my GSM module

I'm having hard time getting a connection with the notwork using my SIM900 based GSM module. The clip bellow shows the blinking pattern I've got, which indicates that the GSM module doesn't have a ...
0
votes
1answer
47 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 ...
4
votes
3answers
907 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 ...
0
votes
2answers
67 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(...
0
votes
2answers
1k 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 ...
0
votes
1answer
46 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. ...
-3
votes
2answers
107 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.
0
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1answer
619 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 ...
1
vote
1answer
612 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 ...
2
votes
6answers
654 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 ...
1
vote
0answers
541 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 ...
-2
votes
4answers
265 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 ...
1
vote
2answers
206 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 ...
71
votes
7answers
32k 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 ...