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!
77
questions
3
votes
1answer
19 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 ...
-1
votes
1answer
36 views
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
0answers
29 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
2answers
81 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 ...
3
votes
1answer
59 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 ...
4
votes
1answer
32 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
1answer
59 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 ...
0
votes
2answers
69 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
1answer
37 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 ...
2
votes
0answers
267 views
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 ...
2
votes
1answer
61 views
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.
...
3
votes
1answer
236 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 ...
0
votes
0answers
256 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
2answers
77 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 ...
3
votes
1answer
240 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 ...
0
votes
1answer
59 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 ...
0
votes
1answer
28 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 doesnt have the feature to add any wifi or iot device . I am having conversation with developer team , cause its dyo platform they cant ...
1
vote
0answers
173 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 ...
2
votes
0answers
33 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. ...
1
vote
2answers
125 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 ...
2
votes
0answers
39 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 ...
2
votes
1answer
339 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, ...
1
vote
3answers
84 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 ...
1
vote
0answers
39 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 ...
2
votes
0answers
43 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
1answer
61 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 ...
4
votes
2answers
86 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 ...
6
votes
1answer
54 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 ...
1
vote
3answers
1k 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.
3
votes
0answers
65 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 ...
3
votes
1answer
213 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 ...
1
vote
1answer
70 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 ...
3
votes
0answers
154 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 ...
5
votes
0answers
120 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 ...
1
vote
0answers
101 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 ...
2
votes
0answers
79 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 ...
2
votes
1answer
300 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 ...
1
vote
2answers
205 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
1answer
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
0answers
287 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 ...
7
votes
1answer
87 views
How long should a FreeRTOS task be delayed in each loop?
I'm working on an AWS IoT project where the MQTT routines, callback lambdas and kind of everything else apart from initialisation are inside a task created by xTaskCreatePinnedToCore().
This task ...
5
votes
2answers
169 views
How do I build a web application using AWS IoT connecting to a factory floor?
I want to build a web application using aws Iot.
I build SCADA systems for different companies.
I have a modbus rtu master(raspi) connected to many slaves on a factory floor.
Modbus master is ...
1
vote
1answer
145 views
Connect sx1272 module to a Dragino Gateway
I am new to Lora technology. I am using a sx1272 Lora Module and I am trying to send and receive data to a Dragino Gateway. The problem is the sx1272 and Dragino use two different libraries and hence ...
0
votes
1answer
64 views
First steps to learn IoT with watering plants project [closed]
I am an experienced developper, and I want to learn IoT beginning with a small project. Automatic Watering the plants of my house.
Here are the requirements:
The project is for learning purpose
It ...
4
votes
0answers
72 views
Creating nested IoT field gateways with Azure and AWS
From what I have read and understood from their documentation is that only single layer IoT hierarchies can be maintained with either of their gateways. That is a field gateway(sort of like a smart ...
2
votes
1answer
101 views
Is it possible to implement AWS free RTOS on nrf51822?
Is it possible to implement AWS RTOS on nrf51822? If not what is the alternative solution for connecting nrf51822 to IoT cloud?
4
votes
0answers
329 views
MQTT with TLS for TI CC3200 fails with 'Bad CA file' error
This topic seems to pop up everywhere but, without a conclusion as to how to get MQTT-TLS for CC3200 running. So, here goes one more.
Goal
Connect TI CC3200 board to AWS IoT broker via TLS.
Steps
...
6
votes
1answer
149 views
Which is the right way to use AWS-IoT for big quantities of devices?
I'm studying AWS IoT for a big project and I want to understand more about this amazing service, so here I am with a question for you.
Each example inside the documentation of AWS IoT talks about one ...
8
votes
1answer
87 views
Subscibe to specific device with AWS or Azure IoT services
There are 1,000 IoT devices which need to send data to the cloud each second. There is a mobile app. The mobile app user can see messages from a single device at a time only. Is there any simple (...
5
votes
1answer
507 views
Deploy Scripts to AWS-Greengrass without AWS-Lambda
Is it possible to deploy to Greengrass from another source besides Lambda?
Could I possibly connect to AWS-Greengrass with a client like MQTT.fx and deploy scripts to it?
I have tried several times ...
