Boost Converters and Buck Converters: Power Electronics
Power

Boost Converters and Buck Converters: Power Electronics

Boost Converters and Buck Converters: Power Electronics  -...

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Exploring Eagle CAD ULPs #6 – Group-aps_v4.ULP Autoplace by Group
PCBSoftware

Exploring Eagle CAD ULPs #6 – Group-aps_v4.ULP Autoplace by Group

Welcome to the 6th post of the “Exploring Eagle CAD ULPs” series. Each post will be discussing one useful ULP in Eagle CAD. “ULP” User Language Program is a plain text file which is written in a C­-like syntax and can be used to access the EAGLE data structures and to create a...

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Fast Single-Pixel Camera
LightSensorTest/Measurements

Fast Single-Pixel Camera

Compressed sensing is an new computational technique to extract large amounts of information from a signal. Researchers from Rice University, for example, have built a camera that can generate 2D-images using only a single light sensor (‘pixel’) instead of the millions of pixels in...

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Raspberry Pi Publishing MQTT Messages to ESP8266
Raspberry Pi

Raspberry Pi Publishing MQTT Messages to ESP8266

Rui @ randomnerdtutorials.com tipped us with his latest tutorial. He writes: In this project you’ll create a standalone web server with a Raspberry Pi that can toggle two LEDs from an ESP8266 using MQTT protocol. You can replace those LEDs with any output (like a relay that...

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StromPi, The Uninterruptible Power Supply for Raspberry Pi
Power supplyProductsRaspberry Pi

StromPi, The Uninterruptible Power Supply for Raspberry Pi

It seems evident that the Raspberry Pi and its clones have filled an enormous hidden need. The digital performance of such micro-computers is exceptional as long as they are used without any special dependence on power requirements, that is to say near an electrical outlet with power!...

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Robot Core – The Ultimate Raspberry Pi Robot Controller
ControlRaspberry PiRobotsSensor

Robot Core – The Ultimate Raspberry Pi Robot Controller

The Robot Core, which is a robot control board for the Raspberry Pi and Arduino, brings many different elements into one awesome package. It allows you to efficiently control motors, servos, and read sensor data without needing 3-4 additional boards to hookup. Several Robot Core boards...

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Know your Tool – Optimize C Code for microcontrollers
SoftwareYoutube

Know your Tool – Optimize C Code for microcontrollers

One of the talks in the “Embedded Linux Conference 2016” was about best practices to optimize C for microcontrollers. This talk deserves to be mentioned to Electronics-lab readers. The presenter Khem Raj worked on Comcast’s (broadcasting and cable television company) reference...

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Screens become speakers, smartphones can lose micro-speakers
Technology

Screens become speakers, smartphones can lose micro-speakers

by Graham Prophet @ eedesignnewseurope.com: Redux (London UK) has followed earlier announcements of its surface-wave-based haptics technology with a version specifically targeted at the smartphone, with which it aspires to “kill off smartphone micro-speakers”. Screens become...

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