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EETE SEPTEMBER 2012

DESIGN & PRODUCTS DATA ACQUISITION Single-board data logger adds 17 I/O channels 26-GHz solder-in head enables more durable to Raspberry Pi card oscilloscope probing Pico Technology’s DrDAQ compact single-board data logger Agilent Technologies introduced economical semipermanent adds 17 I/O channels to Raspberry Pi cards, giving users’ Linux solder-in probing solutions for its InfiniiMax III oscilloscope application access to a 100 kHz oscilloscope, arbitrary wave- probing system. The N2838A 25-GHz ZIF (zero insertion form generator and 4 digital I/Os (2 force) tips come with plas- with pulse-counting input and PWM tic sporks to aid in solder- output). The unit also includes a 24-bit ing the tips to the device RGB LED, a built-in light sensor, a under test. The tip uses a temperature sensor, a microphone PC board substrate, mak- and sound level sensor, a resistance ing it a highly durable and convenient probing solution. The measuring input and pH/redox sen- N2836A InfiniiMax III 26-GHz solder-in head is an economi- sor input. There are also 3 inputs for Pico’s own sensors or for cal semipermanent connection that provides up to 26 GHz custom devices that you users can build themselves. DrDAQ of system bandwidth. The ZIF tip and solder-in head come requires just a single USB connection for power and data. pre-attached with a pair of damping resistors for eliminating When connected to the Raspberry Pi single-board computer, the distortion and loading that affect probes with in-band DrDAQ forms a powerful data logging system that can be resonances. They are user replaceable, so an engineer with integrated into your custom Linux application. Pico Technology a damaged resistor tip can simply solder a new damping has released a Debian driver and C++ example code for free resistor to the tip and quickly resume work. InfiniiMax III dif- download. The example code displays a simple text menu that ferential active probes offer up to 30 GHz of high-bandwidth allows you to capture data, control the digital I/O pins, set up performance for measuring differential signals, with superior the signal generator and drive the LED. signal integrity and flexible connectivity solutions for today’s Pico Technology high-density integrated circuits and circuit boards. These www.picotech.com probes are compatible with Agilent’s Infiniium 90000 X- and Q-Series oscilloscopes. MEMS motion sensors combine low-power, Agilent Technologies www.agilent.com motion accuracy and low noise Freescale Semiconductor has introduced two new high-per- formance, low-power three-axis accelerometers in a 2x2mm “World of Sensors Board” supports seven package. The pin-compatible Xtrinsic MMA8652FC 12-bit and MMA8653FC 10-bit accelerom- different sensors eters provide low noise and advanced Zilog has launched a “World of Sensors” development board motion accuracy for power- and space- with seven separate sensors. The “WoS” Design Board includes constrained mobile devices. With a 56 an accelerometer, an ambient light sensor, a humidity sensor, a percent reduction in volume compared microphone, a pressure sen- to previous generations, Freescale is sor, a proximity sensor, and expanding its 3-axis accelerometer a temperature sensor and is family with these new devices that are ideal for applica- aimed at developing prod- tions requiring compact size and low power consumption. ucts that may require several Freescale’s Xtrinsic MMA8652FC and MMA8653FC micro- types of sensing solutions electromechanical system (MEMS) based accelerometers within the same design. The development platform uses Zilog’s support a range of features such as gesture detection, image series of Mini-Z stamp modules and provides customers with stability, tap to control, anti-theft, and tumble and freefall a simple-to-use platform to develop prototypes and projects detection. The MMA865xFC accelerometers, combined incorporating multiple sensors. The “WoS” Design Board ships with Freescale’s sensor toolbox development tools, enable complete with a serial LCD display and USB serial communica- simpler, more efficient design cycles, decreasing developers’ tion - serial cables are not required. Offering multiple types of time-to-market and lowering costs. Together with the host built-in wireless support and engineered to capitalize on the processor, Freescale’s MMA865xFC embedded accelerom- advanced functionality of Zilog’s series of Mini-Z modules, eters help make decisions about contextual environmen- the Board showcases the interaction of these sensors – inde- tal sensing and enable the ability to record highly precise pendent of the module being used – and enables even more movement for a wide range of devices, from smartphones creative projects by simply swapping out modules. The new to remote controls to health and activity monitoring equip- “WoS” Board is designed to work best with Zilog’s series of ment. The MMA865xFC accelerometers deliver advanced Mini-Z modules.“Zilog, as a part of IXYS, maintains a continu- sensitivity of 1 mg per LSB and feature six user configurable ing commitment to supporting our customers with devices that sample rates that can be set over a wide range (from 1.5 to have long product life cycles, especially in power management, 800 samples per second). The accelerometers incorporate where IXYS has been growing worldwide. With the growth of Freescale’s MEMS transducer for improved space efficiency digital power management in energy-efficient products, these and an on-chip FIFO (first-in/first-out) memory buffer that Mini-Z platforms and Reference Designs helps designers ac- allows for smarter system power management. celerate the adoption of Zilog’s MCU solutions. Freescale Semiconductor Zilog www.freescale.com www.zilog.com 40 Electronic Engineering Times Europe September 2012 www.electronics-eetimes.com


EETE SEPTEMBER 2012
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