Embedded news

• A fresh look at embedding a web server April 17, 2018
  As an embedded engineer, chances are that you have already worked on an embedded web server and have an understanding of the HTTP protocol or even AJAX and REST protocols. Still, traditional methods for transferring data between the browser and device may not be the best option.
• Semaphores: introduction and basic services April 17, 2018
  In this installment of his RTOS Revealed series, Colin explains semaphores, their structure, and usage.
• Optimizing the RF feedline in PCB design April 17, 2018
  Most Wi-Fi and Bluetooth designs will appear to work during board bring‐up, even if the antenna feedline has a horrible mismatch, but then problems arise when you get to range testing and data integrity testing.
• AI chips focus on IoT April 16, 2018
  Qualcomm throws its hat in the ring by announcing products purpose built for the Internet of Things.
• Rambus builds security on RISC-V core April 16, 2018
  Rambus announced an advanced root-of-trust block based on a RISC-V core to plug Meltdown/Spectre flaws, but one expert called for standalone chips.
• Nanofabricated arrays could benefit battery monitoring, biosensors April 16, 2018
  Researchers demonstrate potential to build low cost nanosensors in large volume production for applications like battery monitoring.
• Tiny antennas suit slimline cellular designs April 16, 2018
  Offered in left and right versions, Antenova's Integra and Inversa chip antennas are just 3.3 mm high for use in slimline 3G and 4G devices.
• ARM faces AI chip competition April 16, 2018
  Several companies have announced inference accelerators for machine learning competing with Arm, but it's still early days, said an analyst.
• How to create compliant documentation for your embedded system and avoid legal pitfalls April 10, 2018
  If you are developing embedded systems for the European market, you will probably have to deal with CE marking and provide compliant documentation with your system. Here is how you can create compliant documentation that meets the requirements of CE marking.
• Processor-based solution reduces noise levels in vehicles April 10, 2018
  Echo and noise can make communication on the road difficult. Echo occurs when the speakers within a car transmit a voice signal from an incoming call, which subsequently ricochets through the vehicle and returns to the microphone. This causes the caller to hear their own voice, which is distracting and can result in broken communications. […]