NodeMCU ESP8266 WebServer Tutorial
https://www.electronics-lab.com/project/nodemcu-esp8266-webserver-tutorial/
From the Wemos D1 mini to the NodeMCU, the ESP8266 based boards are by far the most popular platform, among makers and hobbyist, for building WiFi based projects due to their low cost and general ease of use. For today’s tutorial, we will continue our exploration of the most popular of the ESP8266 based boards; […]
Coilcraft to Introduce a New Generation of Molded Power Inductors
https://www.electronics-lab.com/coilcraft-introduce-new-generation-molded-power-inductors/
Coilcraft will introduce its new XGL4020 Series of high-performance, molded power inductors at the upcoming Applied Power Electronics Conference (APEC), March 17-21 in Anaheim, CA. The XGL4020 features the industry’s lowest DC losses and extremely low AC losses for a wide range of DC-DC converters (from hundreds kHz up to 5+ MHz). Additional performance improvements include […]
New Raspberry Pi Compute Module 3+ Improves Thermal Control
https://www.electronics-lab.com/new-raspberry-pi-compute-module-3-improves-thermal-control/
Like previously marketed boards of Raspberry, this new module is not meant for the traditional use. Rather, business and industrial use were intended with the New Raspberry Pi Compute Module 3+. Keeping the same compatibility, Raspberry new boards are the modern version of computing modules. For sure, development in the old system is always needed, […]
Arduino and BMP280 Based Weather Station
https://www.electronics-lab.com/arduino-bmp280-based-weather-station/
Weather stations are interesting projects for beginners and very useful for expert makers. They are usually quite simple to build but also provide fairly accurate and useful weather data. We have built a couple of them in different tutorials on this website, with the difference usually being, the combinations and sometimes the accuracy of the […]
Arduino and BMP280 Based Weather Station
https://www.electronics-lab.com/project/arduino-bmp280-based-weather-station/
Weather stations are interesting projects for beginners and very useful for expert makers. They are usually quite simple to build but also provide fairly accurate and useful weather data. We have built a couple of them in different tutorials on this website, with the difference usually being, the combinations and sometimes the accuracy of the […]
Minimal ATSAMD21 Computer is Arduino compatible
https://www.electronics-lab.com/minimal-atsamd21-computer-arduino-compatible/
This project describes how to build an ATSAMD21-based computer on a prototyping board using the minimum number of components, and program it from the Arduino IDE. David Johnson-Davies writes: I give two alternative methods of uploading a bootloader to the bare ATSAMD21 chip using the Arduino IDE. You can then program the minimal ATSAMD21 computer […]
Bootstrap Circuit in the Buck Converter explained
https://www.electronics-lab.com/bootstrap-circuit-buck-converter-explained/
This application note explains the step-up circuit using a bootstrap capacitor. In buck converters, this circuit is used when the high-side switch is the N-ch MOSFET. The configuration of the circuit in proximity to a buck converter depends on the polarity of the high-side switch.When a P-ch MOSFET is used for the high-side switch, there […]
Infineon Technologies XDPL8221 Digital PFC+Flyback Controller
https://www.electronics-lab.com/infineon-technologies-xdpl8221-digital-pfcflyback-controller/
The emerging trend of smart lighting and Internet of Things, requires a new generation of LED drivers. Infineon Technologies AG introduces the new member of its XDP LED series, the XDPL8221 for cost-effective dual-stage drivers with advanced features. This device combines a quasi-resonant PFC and a quasi-resonant flyback controller with primary side regulation together with […]
Khadas VIM2 v1.4 SBC gets an array of upgrades
https://www.electronics-lab.com/khadas-vim2-v1-4-sbc-gets-array-upgrades/
Shenzhen Wesion has recently launched Khadas VIM2 v1.4 with various improvements they neatly describe in a PDF document. Currently there are three versions of Khadas VIM2 (v1.2) boards: VIM2 Basic – 2GB DDR4, 16GB eMMC flash, Ampak AP6356S wireless module with 802.11 b/g/n/ac WiFi 5, and Bluetooth 4.1 connectivity VIM2 Pro – 3GB DDR4, 32GB […]
8 Channel Optically Isolated I/O Shield for Arduino Nano
https://www.electronics-lab.com/8-channel-optically-isolated-o-shield-arduino-nano/
This shield enables you to interface many different devices to Arduino Nano using optically isolated inputs/outputs. The circuit consists of 4 Input channels and 4 Output channels and all 8 I/O lines are optically isolated. This project can help in various industrial applications where EMI noise and high voltage lines can damage the Arduino Nano […]