Internet of Things Stack Exchange
Internet of Things Stack Exchange

Questions tagged [aws-greengrass]

For questions about AWS Greengrass, a service that allows local compute and messaging features for IoT devices. For technical support, consider asking at Amazon's support site instead.

13 questions
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IoT Session duration

A Linux box sends measurements to AWS-RDBMS. A python script opens and closes the connection only long enough to upload data to the database (sessions is closed immediately after update). The alternative is that the box opens up an indefinite…
gatorback
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8
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1 answer

Can we install Greengrass core for different platform other than Linux?

I'm new to AWS Greengrass and at the phase of learning it functionalities. As instructed in AWS Greengrass, when creating a new group we need to establish a Greengrass core in the cloud definition for a group. Every group needs a 'Greengrass core'…
Archibald
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7
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1 answer

Why is AWS Greengrass region specific?

When I try to go through the AWS Greengrass functionalities it gives me a message saying; "Region Unsupported. AWS Greengrass is not available in US... Please select another region. " Of course they allowed me to change the region and try out…
Archibald
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6
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2 answers

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 controlling a robotic arm and monitoring it's…
user2326642
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6
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1 answer

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 connecting to Greengrass with MQTT.fx, but…
Andrew Horváth
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4
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2 answers

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 Greengrass and am wondering if it would be possible to…
Lucas
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4
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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 router) sits between the server and edge devices…
nuwnjay
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3
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greengrass ggc_user changeable?

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 addgroup --system ggc_group Q1) Is it possible to use…
JPI
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3
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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 on the raspberry PI (running via cron) but when I…
Brian McCall
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2
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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 to see all data Does the choice of greengrass…
Azeli
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2
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1 answer

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?
Aayvu.com
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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 perform actions: toggle one thing, notify someone, make…
Sergey
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Benefits of Greengrass over IoT SDK

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 understand the benefits of converting over to a full…
Steve
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