Building Access Control With Free Topology


For facilities managers of large buildings and campuses, security and access control are huge challenges. Authorized persons come and go so privileges must be granted and revoked; different employees, students and visitors may all have different levels of privilege/access; the access cards themselves must be authenticated; and the list goes on. This is in the face of ever-escalating security th... » read more

The Industrial Internet Of Things Relies On ADCs


We have all heard the news stories and read the market reports—the Industrial Internet of Things is changing industry as we know it. The move towards industrial systems becoming connected intelligent devices is happening all around us. In connected factories, there are three critical requirements: Large bandwidth communication channels Fast data processing Accurate decision inte... » read more

Simplifying Ultra-Low Power System Design


By Paul Hill and Gordon MacNee With any low-power design, the designer has the choice between choosing low-power components or switching off the power to peripheral devices. When considering the choice of non-volatile flash memories, the designer has these same two options available to them – each of which has its pros and cons from system operation, power consumption and reliability persp... » read more

Building Automation And Industrial IoT Converge


Most of us don’t think too much about the environment where we work each day, but it takes a great deal of effort behind the scenes to make people feel physically comfortable. Building Automation Systems (BAS) are at the heart of the facilities where we spend eight (or more) hours a day, and are designed to centralize control of the heating/ventilation/air conditioning (HVAC), lighting, eleva... » read more

Using Technology To Improve Beer And Wine


For those people who enjoy a glass of Cabernet, Sauvignon Blanc, or Pilsner, you know that the temperature of that beverage is key to its enjoyment. Serve a red wine too chilled, and it ruins the flavor. And let’s not even get into the flavor of a warm lager. If you’re curious about how temperature affects the flavor of wine, check out this short and entertaining video from Wine Folly. Ask... » read more

Resetting Serial Memory When A System Failure Occurs


Stability is an important consideration in embedded design, but electronic systems can suffer malfunctions triggered by a myriad of root causes. These include poor signal integrity, power spikes, software errors, and erroneous user interaction, just to name a few. These anomalies, in turn, can lead to inconsistent system operation or can even cause the system to hang. Although the list of po... » read more