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How do I send data to AWS IoT core?
Connect a device to AWS IoT Core by using the AWS IoT Device SDK
- Prepare your device for AWS IoT.
- Review the MQTT protocol.
- Review the pubsub.py Device SDK sample app.
- Connect your device and communicate with AWS IoT Core.
- Review the results.
How users are benefited when using IoT?
IoT can provide you the ability to collect data from the network and use advanced analytics to uncover business insights and opportunities, and reduce operational cost. For example: Select a sampling of data about your top customers and the key processes that support those customers.
What is IoT cloud platforms?
An IoT cloud is a massive network that supports IoT devices and applications. This includes the underlying infrastructure, servers and storage, needed for real-time operations and processing.
How does IoT send data to cloud?
An IoT system consists of sensors/devices which “talk” to the cloud through some kind of connectivity. Once the data gets to the cloud, software processes it and then might decide to perform an action, such as sending an alert or automatically adjusting the sensors/devices without the need for the user.
How does the BLE device work with AWS?
During the authentication process the BLE device uses the AWS Cloud service certificate to securely wrap a challenge directed to the cloud service through the un-authenticated client. The challenge contains information about the BLE device and the client to be authenticated.
Can a ESP32 be used as a BLE server?
The ESP32 can act as a BLE server or as a BLE client. There are several BLE examples for the ESP32 in the ESP32 BLE library for Arduino IDE. This library comes installed by default when you install the ESP32 on the Arduino IDE.
How does Amazon FreeRTOS work with Amazon ble?
Because BLE offers lower power compared to Wi-Fi, devices can use the MQTT protocol to connect to AWS IoT services over BLE. This brings the best of low power and rich AWS IoT services, such as Amazon FreeRTOS over-the-air updates, to the devices in the field.
How does ESP32 work with Amazon FreeRTOS?
At the start of the cycle after reset, ESP32 is in advertising mode and uses the GAP layer to broadcast data out to nearby BLE devices. One of the nearby BLE devices is an Android app which, when started, is in scanning mode.