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LF Resonator Filter

Frequency Measurements In Ed’s November article he described how an Arduino-based tester automatically measures a resonator’s frequency response to produce data defining its electrical parameters. Here, he examines the results of those measurements and delves into variable series capacitance as … Continue reading → from Circuit Cellar http://ift.tt/2lXrXtZ

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Wearables Drive Demand for Extreme Low Power Solutions

Wearable devices put extreme demands on the embedded electronics that make them work. Devices spanning across the consumer, fitness and medical markets all need a mix of low-power, low-cost and high-speed processing.     MCUs & Analog ICs Meet Needs … Continue reading → from Circuit Cellar http://ift.tt/2DYxyXN

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Zigbee Dotdot Spec to Run Over Thread’s IP Network

The Zigbee Alliance and Thread Group have announced the availability of the Dotdot specification over Thread’s IP network. This enables developers to confidently use an established, open and interoperable IoT language over a low-power wireless IP network. This is expected … Continue reading → from Circuit Cellar http://ift.tt/2lKfaLJ

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Fanless SBC Targets Industrial IoT

Technologic Systems is now shipping its newest single board computer, the TS-7553-V2. The board is developed around the NXP i.MX6 UltraLite, a high performance  processor family featuring an advanced implementation of a single ARM Cortex-A7 core, which operates at speeds … Continue reading → from Circuit Cellar http://ift.tt/2CsfJnE

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Protect IoT Designs with PUF Circuitry

 As IoT designs proliferate, security is lagging. Hardware-based security using physically unclonable function (PUF) circuitry strongly protects connected products against invasive attacks. A cryptographic key is generated only when needed and isn’t stored on the secure IC. Even probing the … Continue reading → from Circuit Cellar http://ift.tt/2CbW8Us

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Automotive-Grade IoT Gateways

Eurotech has expanded its range of Multi-service IoT Gateways with the launch of the DynaGATE 10-12 and the announcement of the DynaGATE 10-06. Both systems are carrier pre-certified, with an integrated LTE Cat 1 cellular, GPS, Wi-Fi, BLE, E-Mark and … Continue reading → from Circuit Cellar http://ift.tt/2ljGzDF

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Partner Program to Focus on Security

Microchip Technology has also established a Security Design Partner Program for connecting developers with third-party partners that can enhance and expedite secure designs. Along with the program, the company has also released its ATECC608A CryptoAuthentication device, a secure element that allows … Continue reading → from Circuit Cellar http://ift.tt/2pUvWfp

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Power Alternatives for Commercial Drones

Solution Options Expand The amount of power a commercial drone can draw on has a direct impact on how long it can stay flying as well as on what tasks it can perform. But each kind of power source has … Continue reading → from Circuit Cellar http://ift.tt/2C3PfbL

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The Quest for Extreme Low Power

–Jeff Child, Editor-in-Chief Over the next couple years, power will clearly rank as a major design challenge for the myriad of edge devices deployed in Internet of Things (IoT) implementations. Such IoT devices are wireless units that need to be … Continue reading → from Circuit Cellar http://ift.tt/2CdairF

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HyperBus Interface Incorporated into JEDEC xSPI Standard

Cypress Semiconductor has announced the inclusion of Cypress’ high-bandwidth HyperBus 8-bit serial memory interface into the new eXpanded SPI (xSPI) electrical interface standard from the JEDEC Solid State Technology Association. The xSPI standard defines requirements for the compatibility of high-performance … Continue reading → from Circuit Cellar http://ift.tt/2BTTTcf

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Rectifier Controller Has Reverse Protection

Analog Devices has announced the Power by Linear LT8672, an active rectifier controller with reverse input protection to –40 V. Its 3 V to 42 V input voltage capability is well suited for automotive applications which must regulate through cold-crank … Continue reading → from Circuit Cellar http://ift.tt/2zzvLFX

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Next Newsletter: Embedded Boards

Coming to your inbox tomorrow: Circuit Cellar’s Embedded Boards newsletter. Tomorrow’s newsletter content focuses on both standard and non-standard embedded computer boards that ease prototyping efforts and let you smoothly scale up to production volumes. Bonus: We’ve added Drawings for … Continue reading → from Circuit Cellar http://ift.tt/2l1s9Ij

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MCU Vendors Embrace Amazon FreeRTOS

In a flurry of announcements concurrent with Amazon’s release of its new Amazon FreeRTOS operating system, microcontroller vendors are touting their collaborative efforts to support the OS. Amazon FreeRTOS extends the FreeRTOS kernel, a popular open source RTOS for microcontrollers, … Continue reading → from Circuit Cellar http://ift.tt/2kIYinM

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LED Lighting Controller for Automotive

Texas Instruments has introduced the first 3-channel high-side linear automotive light-emitting diode (LED) controller without internal MOSFETs that gives designers greater flexibility for their lighting designs. The TPS92830-Q1’s novel architecture enables higher power and better thermal dissipation than conventional LED … Continue reading → from Circuit Cellar http://ift.tt/2C114yw

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Massage Vest Uses PIC32

Controlled with an iOS App These Cornell graduates designed a low-cost massage vest that pairs seamlessly with a custom iOS app. Using the Microchip PIC32 for its brains, the massage vest has sixteen vibration motors that the user can control … Continue reading → from Circuit Cellar http://ift.tt/2zctekS

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Circuit Cellar Flash Back – Motion Triggered Video Camera Multiplexer

The new year 2018 is almost upon us. It’s a special year for us because the year marks Circuit Cellar’s 30th anniversary. In tribute of that, we thought we’d share an article from the very first issue.  Motion Triggered Video Camera … Continue reading → from Circuit Cellar http://ift.tt/2kQguuV

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Integrated Precision Solution for Batteries

Analog Devices has introduced a precision integrated analog front end, controller, and pulse-width modulator (PWM) for battery testing and formation capable of increasing system accuracy and efficiency in lithium-ion battery formation and grading. Compared to conventional technology, the new AD8452 … Continue reading → from Circuit Cellar http://ift.tt/2AYhrIv