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EDNE MAY 2014

contents MAY 2014 Cover Image The cover image is by Agilent Technologies which has introduced two high-performance, large-screen capacitive-touch-controlled portable oscilloscope series; the Infiniium S‐Series focuses on signal integrity for bandwidths up to 8 GHz, while the InfiniiVision 6000 X-Series offers higher price/performance with bandwidths up to 6 GHz, and introduces voice control of basic functions. FEATUREARTICLES edn. comment 4 IoT hits the risk radar 12 Dynamic power control minimises power loss by David Rice, Analog Devices M I NE DCEHSAIGTNRONICS 24 Full step, half step, or micro-step? Tales from The Cube 35 It's the firmware, of course by Michael Dunn, EDN productroundup 31 Wireless products & instrumentation; Power chips and modules; MCUs Desig nIdeas 27 Smart ripple canceller offers nearzero 28 High-power shunt regulator uses BJT and reference IC 29 Simple capacitance meter bins surface-mount parts Complete article, here and the industry’s first 12.1” multi-touch capacitive touch-screen display. Localized voice control allows inputs while your hands are occupied. Embargo 10 date: April 29, 2014 Printed circuit board technologies updated for intelligent power systems by Stefan Hörth, Häusermann GmbH 13 Getting security right in wireless sensor networks by Kris Pister and Jonathan Simon, Dust Networks 14 Bidirectional DC/DC conversion enables efficient power back-up by Graham Prophet, EDN 23 Designing for the Internet of Things: part III by Christian Legare, Micrium 25 Analogue components plus ARM MCU cores to meet embedded challenges by Colin Duggan and Denis Labrecque, Analog Devices 26 Size trends in medical sensing; compact technology meets patient needs by Honeywell Sensors Analog Tips dropout 30 Wireless bicycle brake light pulse 6 20-bit SAR ADC wins on precision, speed, & power 6 ARM switches to open-source base for compiler updates 7 Altera drops “hard” floating point blocks into FPGAs 7 Write “Cooler GUIs” with development editor 8 Dual-protocol module supports ANT and Bluetooth 8 French consortium formed to advance pedestrian inertial navigation systems 9 Battery sensor integrates MCU, CAN and analogue front-end 9 SERDES-centric 85k LUT FPGAs for companion-chip roles 2 EDN Europe | MAY 2014 www.edn-europe.com


EDNE MAY 2014
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