| CARVIEW |
Select Language
HTTP/2 200
date: Thu, 28 Aug 2025 00:36:53 GMT
content-type: text/html; charset=utf-8
content-encoding: gzip
cf-ray: 975fbca9ebe8999b-BLR
cf-cache-status: DYNAMIC
cache-control: private
set-cookie: prov=98726f01-ea25-40b7-a62a-bf752de9e719; expires=Fri, 28 Aug 2026 00:36:53 GMT; domain=.stackexchange.com; path=/; secure; httponly
set-cookie: prov=98726f01-ea25-40b7-a62a-bf752de9e719; Path=/; HttpOnly; Domain=stackexchange.com
set-cookie: __cf_bm=L1NDHOF3cNg8gTRgboa0g0PUrP7dLKd9VqbCOeODXsE-1756341413-1.0.1.1-L96z8N1TQwE2IFAuaybdF3cKrx8kgM3WRyJI61j6WECwBuEZc6RIZO.CGPn5nqIOzdBLOBkiOPs4O94ACB0BG4VyKAVPBJYBOcsogvcW0Aw; path=/; expires=Thu, 28-Aug-25 01:06:53 GMT; domain=.stackexchange.com; HttpOnly; Secure; SameSite=None
set-cookie: _cfuvid=hSZqjPl3f4HqUmg906kfcgm8NvLv.MKbGTiriS10OJY-1756341413768-0.0.1.1-604800000; path=/; domain=.stackexchange.com; HttpOnly; Secure; SameSite=None
strict-transport-security: max-age=31536000; includeSubDomains
vary: Accept-Encoding
content-security-policy: upgrade-insecure-requests; frame-ancestors 'self' https://stackexchange.com
x-clacks-overhead: GNU Terry Pratchett
x-frame-options: SAMEORIGIN
x-request-guid: 43f35544-0286-459a-a481-2e2212bc752e
x-worker-origin-response-time: 332000000
x-dns-prefetch-control: off
server: cloudflare
Newest 'arduino' Questions - Internet of Things Stack Exchange
Skip to main content
Stack Exchange Network
Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.
Visit Stack ExchangeTeams
Q&A for work
Connect and share knowledge within a single location that is structured and easy to search.
Learn more about TeamsQuestions tagged [arduino]
For questions related to the IoT applications that use Arduino. If question is about software or hardware issue with Arduino, consider whether asking it at Arduino Stack Exchange would be more appropriate.
126 questions
- Bountied 0
- Unanswered
- Frequent
- Score
- Trending
- Week
- Month
- Unanswered (my tags)
0
votes
0
answers
82
views
DS3231 set time compiling to wrong date and time
I am working on a project where I need to set the alarm on a DS3231 to wake an ESP32 at a specified time. In my workflow, I upload three scripts: one to set the time on the DS3231, one to set the ...
2
votes
1
answer
988
views
Using LoRa-RSSI to Estimate Distance in Outdoor Setting
Thanks here, I've tried to optimize the LoRa setup to ensure accurate or acceptable RSSI measurements and for distance estimation between multiple nodes and a master in an outdoor environment using ...
3
votes
0
answers
54
views
How to use multiple characteristics when implementing Bluetooth Low Energy on HM-10?
I am implementing BLE with a HM-10 connected to an arduino UNO.
I have encountered an issue where attempting to add another characteristic results in the overwrite of the first one, leaving me with ...
1
vote
1
answer
126
views
What kind of 13.56 MHz NFC cards are there?
EDIT: when mentioning "cards" in the question below, I mean the kind of badges/cards you can but at Aliexpress that claim to be "magic" cards (or that ndo not claim anything and ...
1
vote
1
answer
63
views
If hackers get ahold of your physical IoT device, what's the purpose of using secure/crypto-chips?
Trying to design some secure firmware here and running into a brick wall regarding the use of crypto-chips. We are considering using this one here: https://www.microchip.com/en-us/product/ATECC608B. ...
2
votes
2
answers
399
views
How can you send data (via cellular) from an Arduino to a server?
I'm pretty new to IoT so forgive the basic questions, but I need to send data from an Arduino that is constantly collecting sensor data to a home server.
I wanted to know where to start with this ...
0
votes
1
answer
61
views
Arduino LoRa communication protocol
I am fairly new to IoT and to all kinds of Arduino chips/sensors etc.. I am trying to understand the mechanism of LoRa device communication. With the help of the official Arduino web page I found the ...
2
votes
1
answer
83
views
Circuit python express loads boot mode but doesn't flash .uf2
I'm having some trouble flashing CircuitPython to my Circuit Python Express. I successfully enter boot mode (LEDs are all green and red D13 light slowly blinking) but I can't flash anything. When I ...
0
votes
1
answer
66
views
Adding RTC Library for Arduino Project in Visual Studio
I am working in an Arduino project in visual studio. I need to get and set time to a RTC clock. That's why I am adding a ds3231 header file in my project from GitHub. When I want to build "it's ...
0
votes
1
answer
183
views
How to effectively control Arduino via a web application?
I have a web application in PHP on remote hosting. The application is connected to a MySQL database, from which it reads states, draws graphs from the data that Arduino sends to the database.
The ...
3
votes
2
answers
3k
views
How to import libraries with ESP-IDF for visual studio code?
What I am trying to do
I have an ESP32-CAM, and I want to use Visual Studio Code, I already used the Arduino IDE at first, and it worked fine.
To work with the ESP32 on VS Code I installed the ...
0
votes
0
answers
79
views
Using ESP32 as a web server and Arduino
This is my first project and I'm getting my way around this.
I wanted to make a simple project using Arduino creating a web server, in order to turn on and off the AC.
I think I made a mistake buying ...
1
vote
0
answers
31
views
How to setup an alternative algorithm to ADR?
I've setup a simple LoRaWAN network with a Seeeduino node and an RHF2S001 gateway module using a Raspberry pi 3. I'm working on a project where I need to setup an alternative algorithm to ADR (...
2
votes
0
answers
36
views
How to control homework writting machine with IOT [closed]
It consists of (CNCsheild, Arduino UNO, 2-stepper motors and servo motor), It works with GRBL Plotter and Inkscape.
I am new at learning IOT. I want to know what is the needed components and software ...
0
votes
0
answers
223
views
What is the difference between a GATT Unit and a GATT Characteristic?
I am setting up an Arduino to collect temperature and pressure data, and I want to broadcast that data via bluetooth.
My question boils down to what allocated UUID is best for my characteristic, and I ...
- The Overflow Blog
-
-
Hot Network Questions
- How does Jesus cause the “falling and rising of many” in Luke 2:34?
- How can I parse a string to a float in C in a way that isn't affected by the current locale?
- How does the op amp act as a differentiator?
- Three Houses in Mile Lane
- A property of the rectangular (isosceles) hyperbola
- Is it true according to Carnap that a turnip is not a number?
- Is it okay if your signal and noise have the same statistical distribution?
- Using size of encrypted content to guess corresponding plaintext
- Can a minor armed attack justify a large-scale military response under international law?
- How to approximate an implicit function using simple functions (e.g. polynomials)?
- Ok to solder copper pipe that's close to black gas pipe
- Reassignable reference_wrapper with empty state
- Extra large seat belt extenders
- Why didn't Jews pray from siddurim earlier in Jewish history?
- What happens if there is long-lasting martial law such that enough MPs die and a quorum is impossible?
- ~てくれる/もらう with non-action non-"favor" verbs e.g. わかってくれる, 喜んでもらう
- Novel where the main character, called Griffin or Gryphon, can change his head from human to griffin and back
- C++17: shared_mutex protected DNS cache (rare writes, many reads) return-by-value vs decltype(auto)?
- Discworld Quote from Samuel Vimes about catching vampires
- AGPL 3.0 github project collecting sensitive data
- Reverse engineering images from old Japanese videogame
- How to find only folders that container specific type of item
- Why were the characters so careless when they raided Dracula's house?
- Why are Boston Cream doughnuts so relatively light in calories?