Tech news tagged ‘ethernet’

Comment: Wi-Fi is the new Ethernet for IoT

Wi-Fi looks as if it can become the most widely used wireless networking standard. Its adoption in markets outside of its original computer networking application is reminiscent of Ethernet, the now ubiquitous networking standard…

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Raspberry Pi gets power over Ethernet

Raspberry Pi can be powered via an Ethernet connection using a 5V power over Ethernet (PoE) add-on adaptor board.

It is the idea of UK-based manufacturer Silvertel which has released a circuit and PCB layout for a 5V PoE adapter board and the information is available for free…

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Ref design: Multi-Gbit IEEE 802.3 MDIO interface controller

Lattice Semiconductor has released a reference design for optical Ethernet up to 100Gitb/s – in particular, IEEE 802.3 management data input/output (MDIO) interface controllers.

Design RD1194 uses either the firm’s MachXO3 or ECP5 FPGA families. ECP5 has up to 85,000 LUTs and SERDES (270M-3.2Gbit…

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Electronics patent of the month: Anti retail-theft RFID antenna and reader

GPS with an accuracy of 2m has been developed by researchers at Carlos III University in Madrid. The researchers added three gyroscopes and three accelerometers to a conventional GPS system to pinpoint the position of cars in cities to within 2m. Unaided GPS has an accuracy of 50m in cities…

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White space transceiver from Cambridge

Neul has announced its first transceiver chip for ‘white space’ communications in 470-790MHz UHF TV bands. Called Iceni, the chip is intended for secure non-line-of-sight machine-to-machine (M2M) communications. Both 6 and 8MHz channel bandwidths are supported, and “adaptive digital modulation schemes and error correction…

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Gbit Ethernet protection circuit approaches the ideal

What if your Gigabit Ethernet protection circuit response resembled that of an ideal diode? Asks Len Stencel, applications manager for semiconductor products at Bourns.  Gigabit Ethernet (GbE) is a balanced high-speed communication standard that is widely used around the world. Until recently, the majority of its applications were in…

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Hardware RTOS speeds industrial Ethernet chip

Renesas has announced a series of industrial Ethernet communication chips with support for multiple communication protocols. Called R-IN32M3, the devices have their real-time operating system (RTOS) function implemented hardware using the Artesso architecture of Kernelon Silicon, alongside a 100MHz ARM Cortex-M3 CPU. 

“Because the hardware covers heavy…

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Broadcom puts 100Mbit/s Ethernet in Hyundai cars

Broadcom has announced a joint development agreement with Hyundai Motor to accelerate the introduction of high speed Ethenet networking in cars for infotainment, telematics and driver assistance systems such as surround view parking and lane departure warning into Hyundai vehicles. Based on Broadcom’s BroadR-Reach Ethernet technology, the single…

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Current limit chip cuts GbE and xDSL protection paracitics

Bourns has introduced a family of transient current suppressors (TCSs) for protecting and reducing parasitic capacitance on fast serial busses, including xDSL and Gigabit Ethernet (GbE). Dubbed the DL-Series, they are bidirectional, automatically reset, and are intended to be installed between the protected device and a transient voltage suppressor…

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Top 10 advice for industrial Ethernet

A checklist of 10 important things to remember about industrial Ethernet from Jerry O’Gorman, general manager of B&B Electronics Europe 1.  Security issues can bring down your network A Wi-Fi-enabled computer can connect to multiple networks at the same time.  Your employees can give a…

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