Questions tagged [aws-iot]
For questions about Amazon's AWS IoT platform, including technical problems and security/reliability questions. Do not use this tag for general questions about IoT!
87
questions
2
votes
0
answers
30
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AWS security certificates with Shelly smart plug
When creating a "Thing" in "IoT Core" AWS let me download 5 security related files:
Device certificate: ???-certificate.pem.crt
Public key file: ???-public.pem.key
Private key ...
- 21
0
votes
1
answer
16
views
What is the difference between using CreateCertificateFromCsr and CreateKeysAndCertificate?
When doing fleet registration of IoT devices on AWS' IoT, what is the difference between using
CreateCertificateFromCsr and CreateKeysAndCertificate? They seem similar enough to where both are not ...
- 103
1
vote
0
answers
18
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ESP32-S3 with AWS-FreeRTOS. Can't create a proper JSON with asprintf()
I have a MAC MOnterey 12.6.3 and installed all necessary espressif toolchain.
I just installed AWS-FreeRTOS in a ESP32-S3 and ran the mqtt/tls_mutual_auth example. This example is to publish a hello ...
- 131
0
votes
0
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39
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Is it possible to install AWS FreeRTOS into a PLC P1AM-100 Arduino Compatible CPU?
I am about to buy a PLC - P1AM-100 ProductivityOpen controller and I was wondering if it is possible to install AWS FreeRTOS on it. SPECS
How to achieve the install?
- 131
1
vote
2
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483
views
Make connection in the background & closed app using MQTT
What is the proper way to show notifications of the message's received from mqtt when app is running in the background or when app is closed using react native.
So far I have achieved to show ...
- 179
0
votes
1
answer
1k
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How to handle the connection in MQTT using Paho
I've managed to connect to my Mosquitto broker of Paho MQTT JS client. However, the client disconnects inmediately after completing the connection. Before it worked now I'm testing it doesn't work.
...
- 179
3
votes
2
answers
59
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Iot datalake. Can you help me. Thanks [closed]
I collect data from iot sensors.
I get some byte datas, whose bits have some meanings.
I will use some bits for anlytics finally.
So the following is my question.
Should I convert these bits used for ...
- 31
3
votes
1
answer
430
views
How to simulate an IoT device or a network of IoT devices without hardware?
Hey IoT stack community!
I want to ask how I can simulate an IoT device or a network of IoT devices, if i don't have a single piece of hardware? Is this possible in any way at all?
To give you some ...
- 171
3
votes
0
answers
48
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Can IoT devices share their own capability/resources with another device?
Hello IoT Stack community !
I am sort of a beginner at IoT and looking for some guidance and help
I am struggling to wrap my head around the following concept;
Is it possible for IoT Device to share ...
- 171
1
vote
1
answer
65
views
Thingpark Enterprise question on Applications
We've been using Thingpark Enterprise cloud for a while now and we 're facing a difficulty in adding new Application outputs to our existing devices.
We 're using MQTT as an output on an existing ...
3
votes
1
answer
412
views
How to programmatically retrieve the public key for a Thing in AWS IoT Core?
I am building a system where I would like to send an encrypted message from AWS Lambda (via an AWS IoT Core rule) to a device. Ideally I would like to encrypt this message using the device's public ...
- 151
-1
votes
1
answer
359
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What is the maximum number of IOT things of topic per AWS account?
What is the maximum number of AWS IOT Things that can be concurrently connected to the IOT broker? Or what is the maximum number of topics that can be created per AWS account?
So for example is it ...
0
votes
0
answers
42
views
Easy ways to setup or pair IoT devices
I am intending to create a user-friendly and easy way for the users to be able to pair the phone application with an access point with also pairs into an electricity meter.. between the meter and ...
2
votes
2
answers
249
views
Python Paho MQTT 2.5 KB messages not sending for days, while 0.1 KB messages send fine
I've got powerful dual-core IoT gateways in the field with high-speed cellular modems and good internet connections, but they fail to send 2.5 KB MQTT messages to my AWS IoT message broker. My program ...
- 123
3
votes
1
answer
83
views
Monitoring temperature using AWS IoT
I've developed an Android app for my dad for monitoring temperature from a specific room.
He wants to be able to see the temperature even when he is not home.
I got working with Amazon IoT and it's ...
- 33
4
votes
1
answer
59
views
Project IoT backend for monitoring sensor data
I'm newbie to cloud-iot services. I was challenged by my lecturer to build a backend system where it can send sensor data to cloud, store it, and host a website page. Its about monitoring microclimate ...
5
votes
1
answer
115
views
Do I need different certificates for every thing?
I'm learning AWS and I created a new thing with the required certificates to access it via MQTT:
root-CA.crt
.private.key
.cert.pem
If I'm not wrong the root-CA.crt file will be the same for all the ...
- 645
0
votes
2
answers
550
views
Why some IoT devices cannot connect to MQTT broker
We have an IoT company and we shipped more than 10.000 products around the world. We have some of our customers (around 5%) that cannot connect their product to MQTT.
Our infrastructure is really easy....
1
vote
1
answer
261
views
Best way to store the data received from aws iot core
What I am trying to achieve is that I have an Arduino base which periodically uploads data to AWS IoT-Core. But I am looking for a way to store that data and make it accessible to my web application ...
4
votes
1
answer
1k
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Connect an esp32 with AWS MQTT with SIM800L
I am are trying to use a sim800L module to connect an esp32 running Arduino to AWS MQTT. I need to connect and publish and subscribe to topics. I am doing this successfully via WiFi. Not via the ...
- 81
2
votes
1
answer
125
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IoT Dashboard for customers (data comes from Arduino)
I push my sensor readings from product A, B, C, D to an online cloud provider.
Then my customer (call him E) needs to access all these sensor readings and make a dashboard for his customer X, Y Z.
...
- 21
3
votes
1
answer
989
views
Using mosquitto_pub WITH mosquitto_sub on AWS IoT thing is not working
Strange problem when trying to interact with an AWS IoT thing using the mosquitto CLI clients:
mosquitto_pub works as I can see the incoming message in the AWS IoT Test console.
mosquitto_sub works ...
- 31
0
votes
0
answers
563
views
How to connect the bridge node of painlessmesh to AWS IoT Core to publish message via MQTT?
Background:
I am trying to work with two ESP8266 nodes using the painless mesh. Until now the painless mesh worked fine. At next level i made one of the node as bridge or root node. My intention here ...
2
votes
2
answers
86
views
wireless moisture data transmission
I am mainly from software background with very very basic level of electronics/microcontroller knowledge.
I recently did a small IoT project for moisture/temp detection following this tutorial
At a ...
- 21
3
votes
1
answer
801
views
What is Shoulder Tap in IOT?
I am very new to IOT (primarily in Connected Cars segment) and came across the terms like: Shoulder Tap , Using SMS to awake device. I did search online, but didn't get proper information.
Can ...
- 133
0
votes
1
answer
150
views
Benefits of Greengrass over IoT SDK [closed]
What are the benefits of using the Greengrass vs the Node SDK package?
We have a software stack happily interacting with IoT Core services (running on buildroot) using the Node SDK. I'm trying to ...
- 103
0
votes
1
answer
44
views
How to add the feature of adding wifi device or iot device in an app?
I created an application on dyo appypie platform. The platform doesn't have the feature to add any WiFi or IoT device. I am having conversation with developer team, because it is dyo platform they can'...
1
vote
0
answers
355
views
Can I use ESP32 as a proxy to connect BLE device to AWS IoT cloud? [closed]
Reading AWS IoT documentation I see that the proxy could only be an Android or iOS device.
To be more precise I’d like to publish from BLE (nRF52840) To AWS IoT using MQTT, but this device doesn’t ...
- 11
2
votes
0
answers
80
views
What are the best practises AWS IoT thing registration process?
What are the best practises AWS IoT thing registration process?
How can the process of making devices available to the users be streamlined? I need to know how can this be done in a viable way. ...
- 121
1
vote
2
answers
342
views
OTA updates with AWS IoT Core
I'm trying to build a device on AWS IoT platform with OTA updates. The device is based on Raspberry Pi (or similar), has half a dozen sensors, runs some inference on the collected data, and can ...
- 111
2
votes
0
answers
71
views
BLE devices with AWS IOT gateway
I am building a setup for 1-10 wearable sensors (all in range) to send data over BLE to:
co-located android device app for each sensor
AWS EC2 for further processing and web app serving. a dashboard ...
- 121
2
votes
1
answer
1k
views
Why one should choose GraphQL instead of MQTT for an IOT project?
Just got assigned to the IoT Project. It is regarding a simple IoT cellular device that pretty much acts as a garage door control. The device can be called using the phone and then opens the gate, ...
- 91
1
vote
3
answers
184
views
Cloud mqtt broker
I am completely new to the world of IoT and I want some recommendations. I want to build a home automation system that is accessible from anywhere in the world using internet. The ultimate goal is the ...
- 13
1
vote
0
answers
45
views
Discovering IOT Devices In Network Logs [closed]
How we can discover IoT Devices used within a network in Firewall Logs?.
One of the way of discovering IOT devices is through mac address, but mac address is not available in log file. I have to work ...
- 111
2
votes
0
answers
81
views
AWS lambda capture IoT thing creation event
I need to perform some additional operation when new thing created in AWS IOT , to accomplish this requirement needed to trigger a Lambda function upon new thing creation event.
I followed AWS lambda ...
1
vote
1
answer
88
views
Does server running on local host constitute IoT? [closed]
I have created a network, using mobile hotspot (without internet connectivity), between microcontroller and pc.(intranetwork) The designed server right now works on the local host. Will this be ...
- 21
4
votes
2
answers
159
views
Can I run a Greengrass Core and an IoT Device on the same machine?
We are trying to create a system that reads and performs some computation on data coming in via serial port (from a CAN network) and send the results to the cloud. I have been looking into AWS ...
- 43
6
votes
1
answer
67
views
Securing first connection of non provisioned IoT device
Assumptions
The IoT Device is actually a software installable on supported operating system, e.g. Windows or Linux. Lets named it Software-Device.
The Software-Device is available to download by ...
- 61
1
vote
3
answers
2k
views
Send sensor data over internet to a server [closed]
I had a project planned on monitoring sensors. I wanted to read sensor data
over the internet. How should I proceed with the setup?
Any help is appreciated.
- 27
3
votes
0
answers
98
views
How to use of Aws IoT certificate, access key and secret key in Swift?
I am new to Swift as well as to AWS-IoT.
After reading a tons of doc, I finally decide to post a question for a simple answer.
I am working on a project where I have to interact with "Things".
I ...
- 131
3
votes
1
answer
270
views
The Things Network AWS IoT integration
I have followed the tutorial for the AWS integration but cannot get the MQTT messages to display in the AWS IoT Core. I assume bridging is not working since I can get the messages in an external ...
- 171
1
vote
1
answer
102
views
Dash Button indicator Light
I have some Amazon Dash buttons that I want to use for multiple different scenarios, I don't know quite what yet, but I am unable to find a good way to make the indicator light turn green after I have ...
- 113
3
votes
0
answers
320
views
greengrass ggc_user changeable? [closed]
While installing AWS IoT Greengrass for Raspberry Pi, there is a need to create ggc_user & ggc_group as mentioned in Greengrass developer guide step 9:
sudo adduser --system ggc_user
sudo ...
- 239
5
votes
0
answers
163
views
Provisioning "things" on AWS IoT without certificates confusion
I am new to AWS IoT. I wish to use AWS IoT's feature called JITP (Just In Time Provisioning) to provision my gateways automatically. I am using BeagleBone boards as device gateways.
I followed the ...
- 171
1
vote
0
answers
124
views
Alexa - Confirm AMAZON.Number slots
I have an intent to request a bank account info by it's number. I tried with only one slot of AMAZON.Number but if the account number is ***012345, Alexa understand this as ***012337 (last two digits ...
- 133
2
votes
0
answers
92
views
Connect IoT devices to AWS
I have a Moxa I/O Remote connected to a Raspberry Pi running some scripts through pymodbus. I am using MQTT to publish & receive changes/requests in the I/O remote to a web service.
The idea is ...
- 253
2
votes
1
answer
502
views
Alexa - call web API in localhost from AWS Lambda Console
I have my Alexa's lambda function on AWS Lambda Console. There I call a web API I created.
If I call my web API on Visual Studio Code, it works great. But if I use Alexa Developer Console to call my ...
- 133
1
vote
2
answers
240
views
Scalable Arduino ESP32 IoT project ( with lots of users )
I'm planning to create a Arduino device that measures distance, and sends the data to AWS IOT via WIFI . After that i want to see the measurements on an Android or iphone App.
How can i make my idea ...
4
votes
1
answer
2k
views
AWS IoT certificate rejection
I've been trying to configure AWS IoT to communicate over MQTT using TLS for days on a D1 Mini board and have been running into a road block with authentication.
I've used several AWS IoT Arduino ...
2
votes
0
answers
317
views
AWS Greengrass Raspberry Pi scanning for Bluetooth LE
I have a AWS Greengrass setup where I would like to have a Raspberry Pi constantly scanning for BLE devices and if anything is found publish a message via MQTT.
I've gotten the script to work locally ...
- 121