Develop M2M IoT Devices

Developing M2M Internet-of-Things Devices on Windows Embedded Platforms


Introduction
Created by sphung on 11/11/2013 1:22:12 AM

According to Wikipedia, the term Internet of Things was initially proposed by Kevin Asht... Read More..


3.1: MQTT Introduction
Created by ppatierno on 11/11/2013 4:00:04 PM

MQTT, short for Message Queue Telemetry Transport, is a light weight messaging protocol that ena... Read More..


3.2: Architecture: Clients and Broker
Created by ppatierno on 11/11/2013 5:50:00 PM

In general, a network based on MQTT protocol consists of many clients (up to 10k devices... Read More..


3.3: Message: Publish, Subscribe and Topic
Created by ppatierno on 11/11/2013 5:56:09 PM

MQTT protocol is based on “Publish/Subscribe” pattern and “topic” concept. A client can be a publ... Read More..


3.4: Topic Format
Created by ppatierno on 11/11/2013 5:59:03 PM

The topic is represented by a string and it has a hierarchical structure where each layer (subto... Read More..


3.5: Quality of Service
Created by ppatierno on 11/11/2013 6:02:32 PM

MQTT is based on TCP/IP which guarantees data delivery but messages can be lost if a TCP connec... Read More..


3.6: Authentication and Security
Created by ppatierno on 11/11/2013 6:04:41 PM

MQTT protocol provides two simple mechanisms for client authentication: client ID and user. Wh... Read More..


3.7 Message Flow
Created by ppatierno on 11/11/2013 6:37:28 PM

For better understanding of MQTT protocol, it can be useful to study the message flow between cl... Read More..


4.1: M2Mqtt Introduction
Created by sphung on 11/14/2013 1:10:44 AM

M2Mqtt is a .NET library for MQTT that supports .NET Framework, .NET Compact Framework and .NET ... Read More..


4.2: About M2Mqtt
Created by sphung on 11/14/2013 1:12:19 AM

M2Mqtt library implements an MQTT client for all .Net Platform (.Net Framework, .Net Compact Fr... Read More..


4.3 The M2Mqtt CodePlex Project
Created by sphung on 11/14/2013 1:16:46 AM

M2Mqtt library is available as open source project on CodePlex. If you connect to the project ... Read More..


4.4: M2Mqtt Architecture
Created by sphung on 11/14/2013 1:21:04 AM

The main class of the library is the MqttClient that provides all the methods needed for conn... Read More..


4.5: Using MqttClient
Created by sphung on 11/14/2013 1:27:23 AM

Using MQTT client from library is very simple. First you have to create an instance of MqttCli... Read More..


4.6: Summary
Created by sphung on 11/14/2013 1:28:38 AM

M2Mqtt library is a .Net Framework/C# based library that provides an MQTT client. You can use i... Read More..


5.1: Development Environment
Created by sphung on 11/14/2013 1:31:59 AM

For developing the Internet Of Things using MQTT protocol and M2Mqtt library you have to choose... Read More..


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