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Focus on Wireless

Featured articles from Digi-Key Electronics

Wireless technology is now a very important part of the overall electronics scene. There is an enormous variety of wireless technologies from the familiar Bluetooth and Wi-Fi to the more specific standards like LoRa, SigFox, Zigbee and many more. Each wireless standard has its place within the wireless ecosystem and there are modules and different platforms for them. Find out more about these technologies and how you can use them in the Digi-Key Focus on Wireless.

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Texas Instruments CC3120/CC3220 SimpleLink™ Microcontrollers (MCUs)

It is really useful and saves considerable cost when many capabilities are included on a chip for use with IoT applications. Texas Instruments' CC3120/CC3220 devices are part of the SimpleLink microcontroller (MCU) platform which consists of Wi-Fi, low energy, sub-1 GHz and host MCUs, which all share a common, easy-to-use development environment with a single core software development kit (SDK) and a rich tool set. A one-time integration of the SimpleLink platform enables the user to add any combination of the portfolio’s devices into their design, allowing 100 percent code reuse when the design requirements change.

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Wireless Fitness and Medical Monitoring System Connectivity Options

Wireless fitness devices are now commonplace and their use is increasing rapidly. To meet the demands for the wireless connections, there are many different options that can be used. Fitness bands aimed at the consumer are using the latest versions of Bluetooth Low Energy connecting to a smartphone, but there are many other ways to provide connectivity to a fitness band that also acts as a wireless patient monitor. Read about some practical key insights . . . .

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Fast Tracking BLE Design for IoT and Beacon Applications

Development speed is key in today's electronics industry. faster time to market means development costs are reduced and products hit the market as soon as possible, and they can be ahead of the competition. The market for IoT devices is increasing - there is hardly an embedded device used in our homes, offices and factories that doesn’t have some form of wireless communication. There is no doubt that the Internet of Things (IoT) and the industrial form of it, the IIoT, are responsible for the surge in connectivity; but the foundations of this ubiquitous wireless environment are solidly based around the advent of smartphones and their apps. To meet these needs fast tracking design is essential - find out how you can achieve this.

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Achieve Optimal Wireless Communication Performance in IoT Circuit Board Designs

One aspect of design that is paramount for devices for the Internet of Things is to be able to properly optimise the design. Many new technologies are accelerating development and uptake of the Internet of Things (IoT), not least the ‘system-on-chip’ (SoC) designs that combine microcontrollers, MCUs with wireless connectivity. Modern SoCs are empowering designers to deliver high-performance networks and get new system designs to market faster and more cheaply than ever. These new developing technologies and new approaches can help product designers to maximise wireless communication performance by ensuring their radio frequency, RF circuits and board layouts are fully optimised. Find out how this can be done.

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Bluetooth 5 Technology for the Internet of Things

The latest version of the Bluetooth standard is Bluetooth 5. This new Bluetooth standard offers a wide range of improvements over the existing Bluetooth 4.2 standard. These include longer range, higher speed and extended support for connectionless services. In view of these enhancements, Bluetooth 5 will open up new IoT applications for the smart environment. With market research estimating that Bluetooth will be in more than one-third of all installed IoT devices by 2020 t will be one of the most widely used standards. Find out more about the new and forthcoming chip designs for Bluetooth 5.

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How to Configure the Raspberry Pi 3 and BeagleBoards for Wireless Connections

The Raspberry Pi computer board has been an enormous success being used from everything from education, home computing right up to commercial applications. To provide them with the capability for wireless links, the Raspberry Pi A and B, and the Pi2 all needed an external Wi-Fi or Bluetooth dongle, but the Raspberry Pi 3 includes the capability for Wi-Fi and Bluetooth. However it is still necessary to know how to configure this capability on all versions of the Raspberry Pi. Find out how . . . .

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Using a Thread-Based Kit to Speed Development of Smart Home IoT Devices

Thread is a mesh networking protocol that is gaining significant traction with developers of smart products of all types. To ensure that low power, high performance and high reliability are provided still requires a lot of development expertise. Using a development platform enables developers to focus on their product, whilst being assured of the high performance radio connection they need. Find out more about the Thread platforms . . .

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Wireless Network Options for Smart LED Lighting Systems

LED lighting systems are now part of the domestic scene and their use is growing in a big way. Not only are they more reliable, and offer a much higher level of efficiency, but they also lend themselves to digital control, opening up possibilities for smart home applications where they can be connected to a wireless network and a central controller. Find out how this can be done . . . .

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How to Speed NFC Integration in OS-Based Applications

One of the issues that developers of near field communications, NFC applications have faced is that of optimising the RF performance of the hardware and software. This issue can now be overcome because there are many monolithic NFC solutions that can be obtained. These come compete with software support. Find out more . . .

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How to Implement Wireless Diagnostics in the Industrial Internet of Things

There are very many different standards and wireless bands that can be used for wireless connectivity. Range, data throughput, capabilities and many other parameters come into play. Find out more about selecting the required options for your application.

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Fast-Track Your Next Wireless Sensor Design

Development time and time to market are both critical factors in any development project. When wireless connectivity is needed, development timescales can sometimes be difficult to meet as wireless systems are not always understood by all. In these circumstances, Single-board computers (SBCs) designed specifically for sensor applications offer a compelling solution for meeting complex requirements for wireless sensors without compromising tight project schedules. Find out more.

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How to Design an Intelligent LED Lighting System Using Bluetooth Smart

Bluetooth Smart is an ideal choice as a wireless standard for many applications including the remote control of items including indoor LED lamps. Bluetooth connectivity is included in every smartphone and tablet and this makes it a ready-made interface with simple set-up and control of a lamp. Find out how to use Bluetooth Smart for wireless control.

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Why a Wireless RF Module?

Having wire-less connectivity as opposed to wired connectivity provides a considerable degree of convenience. However it may not always be as reliable or the right option. Find out more about the pro's and con's of wireless connectivity and the advantages of using a ready-made, pre-certified module.

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The Future of Wireless Modules

Wireless modules provide a fast, reliable and effective way of developing wireless systems. With the market evolving very swiftly as technologies advance, designers need to be aware of the way modules are also developing. Keep abreast of the latest developments by reading this article on the future of wireless modules.

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How to Deploy a Complete Bluetooth-Based IoT Design for Under $40

Bluetooth is now the technology of choice for many short range wireless communication applications. Everything from mobile phones to receivers for music centres and many more. These all need to work effectively and reliably as well as conforming to the latest standards and maintaining a low cost point. Find out what is available and how you can design Bluetooth applications quickly and for low cost.

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Radar Sensing for Driverless Vehicles

The automotive industry is being revolutionised by the addition of more electronics. Driverless vehicles are now becoming a reality and sensor technology is key to the success. One key area is distance monitoring - finding out the distance to the vehicle in front so that the appropriate action can be taken. Optical and infrared cameras, Laser, ultrasound and radar can all be used to provide data about the surroundings, the road and other vehicles. Read all about these technologies and find out what is available for your designs.

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Adding Wireless for IoT: Build, Buy, or Hybrid?

IoT is revolutionising many areas of the electronics industry. It used to be that product development was simpler, devices were self-contained and often lacked intelligence and connectivity. Now wit the Internet of Things, IoT everything is changing. Every device imaginable, from smoke and CO2 detectors to coffee pots and refrigerators, is being connected to the Internet requiring its own intelligence and connectivity. Find out how this affects the way you design products and what you can do to overcome the issue.

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Comparing Low-Power Wireless Technologies

Now that the Internet of Things is taking off, low power wireless technologies are now coming to the fore. But which one is best, and what can they do. This fascinating article gives the low down on the various low power wireless technologies and enables you to pick the best one for your application.

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Understanding the Basics of Low-Noise and Power Amplifiers in Wireless Designs

Two radially different forms of amplifier interface with an antenna in any wireless system where both transmitter and receiver are present. The receiver amplifier must have low noise , high dynamic range, good intercept point and the like. The Power amplifier for the transmitter must be able to provide power to the antenna in the most efficient manner. here efficiency, power match and other issues are key. Find out all you need to know about these two forms of amplifier in this useful article.

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