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What is COAP Protocol in IoT | Features | Advantage
The Constrained Application Protocol (COAP) is a lightweight software protocol that was created to make it easier for devices […]
IoT Protocols
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What is 6LowPAN in IoT? Explain in Details
The name 6LoWPAN is derived from the Internet Protocol version 6 (IPv6) over Low power Wireless Personal Area Networks” […]
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What is Zigbee Technology? A Beginner’s Guide
Learn about Zigbee technology and how it’s transforming the way we live. This beginner’s guide helps you to learn everything you need to know […]
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Bluetooth Protocol in IoT
Bluetooth protocol is a wireless technology standard for exchanging data over short distances (typically less than 10 meters), using short […]
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Short Range Wireless Communication Technology
Short-range wireless communication technology is wireless communication systems that are used to transfer data over a short distance without the need […]
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What is LoRa and LoRaWAN Technology?
LoRa (Long Range) and LoRaWAN (Long Range Wide Area Network) are wireless communication technologies that use the sub-gigahertz radio […]
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IoT Communication Protocol
In this article, we will see the main characteristics and examples of wireless technology of some IoT communication protocol that is trending […]
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IoT Protocol Stack
The IoT protocol stack can be visualized as an extension of the TCP/IP layered protocol model and is comprised of the following layers […]
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Differences Between I2C and SPI Protocols
In this blog, we are going to look at the differences between I2C and SPI. This is something that is usually asked […]
ESP8266 Projects
ESP8266 and Node-RED with MQTT (Publish-Subscribe)
In this post, we’re going to show you how to control LED and display outputs from the ESP8266 on […]
MQTT
MQTT Keep alive and client takeover
Keep alive ensures that the connection between the broker and the client is always open and that the broker and the client is aware […]
MQTT
Last Will and Testament Feature
Last will and testament feature enables you to do error detection for mqtt clients. So, basically you get a notification […]
MQTT
Retained Messages in MQTT
A retained message is a last known good value persisted by the broker for a topic so this means the last message which was sent by any […]
MQTT
Persistence Session & Message Queueing in MQTT
A persistent session the broker remembers the client. So, if you go offline for any reason the broker remembers your state […]
MQTT
Quality of Service Level in MQTT
The guarantees for sending and receiving messages between these participants and MQTT knows three different quality of service levels […]