
Krabix.cz: design a 3D-printable enclosure right in your browser in a few clicks
Krabix.cz is a Czech web-based enclosure configurator for 3D printing. It offers templates for Arduino, ESP32, and Raspberry Pi, STL and 3MF export, and is free to use without registration.
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How to look good on a DIN rail
The ideal choice is the CEM series – high quality Euroclamp plastic enclosures at a good price, of high quality and with many possibilities for customization. The CEM17 series available…

Esparto v2.0 – Arduino library for fast development of alternative firmware for e.g. SONOFF
Esparto is released in version 2.0. This Arduino framework promises really fast development of code for popular WiFi ESP8266 which is main part in a few devices like SONOFF. API…

ESP32-POE – WiFi/BLE/Ethernet development board by Olimex
The Olimex company released a new development board called ESP32-PoE. It’s other development board with popular WiFi/BLE IC ESP32. Olimex offers more development boards with ESP32, ESP32-PRO and Olimex ESP32-EVB.…

Build IoT Gateway for TTN with OrangePi/RaspberryPi and mPCIe concentrator
IoT is really the most popular theme over the last few years. We want connect billions devices to IoT network and control/supervise devices over the network. Here is other step-by-step…

QR scanner with ESP32
Popular WiFi and Bluetooth IC called ESP32 you can use in a lot of projects. For example like this. ESP32 development board with camera interface and through this connector you…

Updated: STM32duino III. – How to use Serial (USART)
The STM32duino library which supports a few microcontrollers from STM32 family for Arduino IDE and programming by Wiring was updated. Based on this update were also updated USART example codes.…

VOC Sensor with 65uA Consumption Only
SGPC3 is designed to measure the volatile organic compounds (VOC) concentration in the indoor environment. As is usual with Sensirion products, the sensor is calibrated and the signal processing is…

STM32F103 (Bluepill) and LoRa with RFM95 module
The news shows you the easy project which is used for Internet of Things. The project is based on STM32F103 called Bluepill (and also Minimum System Development for STM32) and…

NanoPi NEO4: pre-release specification and pictures
NanoPi NEO4 isn’t officially released but we already have the pre-release specification and pictures of that. What can we expect? Processor RK3399 (Dual-Core Cortex-A72 @2.0GHz, Quad-Core Cortex-A53 @1.5GHz, Mali-T864 GPU)…

Secure data transfer with dual band WiFi module xPico®200
If you need highly reliable and secure data transfer over WiFi, xPico Wifi240/250 is the right solution for you. xPicoWiFi240/250 from Lantronix provides seamless and secure Ethernet, Wi-Fi and/or Bluetooth…