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5 tips for ESP32-CAM. Fixed IP address. AP mode. Image rotation 90°. Automatic recovery WiFi connection. HTML code storage

The CameraWebServer sample for the ESP32-CAM delivered with the ESP32 library is great for testing and discovering the functionality of the camera. The code is ...

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ESP32-CAM. Migrate CameraWebServer project from Arduino IDE to PlatformIO

The CameraWebServer sample for the ESP32-CAM was developed with the Arduino IDE. PlatformIO is much more fluid and efficient than the Arduino IDE. While ...

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T-Watch. Mix the LVGL and TFT_eSPI libraries in the same ESP32 project

The LilyGoWatch library integrates the TFT_eSPI and LVGL libraries to build the display of the ESP32 application. The TFT_eSPI library is super simple and ...

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T-Watch. Getting started with the TFT_eSPI library. Display text, shapes, touch detection

The LilyGoWatch library includes a pre-configured version of Badmer's TFT_eSPI library which allows you to display text, basic geometric shapes (rectangle, ...

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Motorized microscope with HQ camera for Raspberry Pi and HTML interface (Python)

The HQ Camera for Raspberry Pi offers a resolution of 12.3MP as well as a C-mount adapter that allows the use of professional lenses dedicated to image ...

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Flask + Bootstrap. HTML interface for effortless Python projects

Flask is a framework that simplifies HTML interface development for Python projects. Flask makes it easy to manage interactions between Python code and user ...

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ESP32. How to use Timers and Alarms with Arduino Code

A Timer is an internal interrupt that can trigger an alarm and an associated action at a specific time repeatedly. A Timer is considered an interrupt because ...

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ESP32. How to use external interrupts with Arduino code

The ESP32 has 26 digital pins which can be used to trigger the execution of a function using an external interrupt. An interrupt is a process that is triggered ...

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Use the plugins on Domoticz. Manual installation or via Python Plugin Manager

Domoticz now has a plugin management system developed in Python like most other Open Source home automation servers (Home Assistant, OpenHAB). Launched timidly ...

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MQTT router with Node-RED, connect all your Sonoff Tasmota modules to cloudMQTT

In the previous tutorial, we tested the free online broker cloudMQTT. The free offer is limited to 5 simultaneous connections. It is more than enough to drive ...

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#Hack of Sonoff S26 WiFi smart plug, Tasmota firmware installation

The Sonoff S26 WiFi smart plug is an upgraded version of the S20. More compact, it is especially certified CE and FCC which for me is essential for electrical ...

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Securing Domoticz with Let’s Encrypt certificate, access from HTTPS internet

If you want to be able to access your Domoticz server outside your home in a secure way, it's best to install a Let's Encrypt certificate (or equivalent) ...

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Test Zigbee2MQTT gateway. Part 2, include Xiaomi Aqara or Mijia accessories to Domoticz with Node-RED

We will see how to integrate Xiaomi Aqara or Mijia accessories without needing the official gateway to a Domoticz server. In the previous post, we were able to ...

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#Test Zigbee2MQTT project, hack of the Xiaomo Aqara Smart Home Gateway. Part 1: assembly, demo with Node-RED, 3D printed case [update]

The Zigbee2mqtt project that allows you to build a home automation bridge using a Texas Instrument Zigbee CC2531 sniffer. It is a project equivalent to the ...

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Gateway RFLink with RobotDyn Arduino Mega 2560 Pro Mini and 3D printed case

For this new project we will go a little further and make a case by 3D printing. We will stay on the 433MHz frequency by integrating a Superheterodyne KSA6 ...

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Weather station with ePaper display (Dashboard) for Jeedom on Raspberry Pi (via the JSON RPC API)

Last week, we were able to test the 2.7-inch ePaper (eInk) screen from Chinese manufacturer Waveshare. We did not go very far in the presentation. I needed ...

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DIY Projects