Getting the time with timezone and DST in MicroPython
For an index to all my stories click this textApril 2023 I published a story on this weblog that showed how to get the right time with MicroPython. You can read that story here:...
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Domoticz sends notifications to Whatsapp
For an index to all my stories click this textIt is unfortunately for us mere mortals not possible to send messages direct for our ESP8266, ESP32 or other microcontrollers to Whatsapp. You need a...
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Send messages to Whatsapp with Pico W and ESP8266 or ESP32
For an index to all my stories click this textLong time ago (May 2021) I wrote a story about sending messages from the ESP8266 or ESP32 to WhatsApp. The obvious reason for this is that I can instruct...
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Finding MP3 streams for internet radio part 2
For an index to all my stories click this textWhen building an internet radio you will need to know the URL's of the MP3 streams of the radio stations. Last week I showed a method to find these streams...
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Finding MP3 streams for internet radio part 1
For an index to all my stories click this textTime really flies !! I could not believe my eyes when I saw that my stories on building an internet radio dated from 2018 !!! At that time I build an...
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Javascript Speech Recognition
For an index to all my stories click this textSpeech synthesises is having your computer speak out words and sentences to you. You can do that with Javascript like I wrote in this story:...
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DFRobot mini with pause for podcasts
For an index to all my stories click this text.In a previous story I wrote how to use a DFRobot Mini MP3 player. The player is attached to a Raspberry Pi Pico with 5 keys. The key's functions are next...
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DFRobot mini MP3 with MicroPython
For an index to all my stories click this text.Portable MP3 players where once THE thing to have. Now they are getting obsolete because (almost) everyone has a handheld computer (called a smartphone)...
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Automatically mount USB sticks and drives on Raspberry Pi
For an index to all my stories click this text.I am building several systems for self hosting all kinds of services. That is because I am fed up with a lot of cloud services that just suddenly stop or...
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Installing ESPtool with Linux
For an index to all my stories click this text.As you might know by now I am a fan of MicroPython. The language is mature,loads of libraries are available, and it is easy to use. Installing MicroPython...
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NTFY part 2: Send notifications with ESP32 and Pico
For an index to all my stories click this text.This is the second story about NTFY. The first story showed what NTFY is and how it can send notifications and messages to your Android smartphone from a...
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Delft Maker fair 2026
For an index to all my stories click this textYesterday 8 may 2026 was the day of the Delft Maker fair.At the university campus of the Technical University Delft there was a gathering of makers,...
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Notifications with NTFY
For an index to all my stories click this text.When working with IOT projects several things can happen. A certain temperature is reached, movement is detected, a light is set on in a room, someone is...
View ArticleMy rant against some cloud services
For an index to all my stories click this textI present you some short stories about web/iot services that changed their free tiers to a subscription model, or quit alltogether. The list will expand...
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Using a VPN with Raspberry Pi
For an index to all my stories click this text.In a previous story I explained what a VPN is and how to install that service when your computer runs Kubuntu (Linux)This story explains what a VPN is and...
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To MIP or not to MIP : installing libraries in MicroPython
For an index to all my stories click this text.The world changes, and so does the MicroPython language.In the latest versions of MicroPython a new method to install libraries was introduced : MIP And...
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Trolling google with a Pico
For an index to all my stories click this text.In some previous stories on this weblog I showed how the Raspberry Pi Pico could produce audio. And not just plain audio but really decent audio.And then...
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A stupid MicroPython quirk
For an index to all my stories click this textHere is a small and stupid MicroPython / Python quirk.I blundered into this when I made an error in one of my programs.Both MicroPython and Python have...
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Make Gemini speak
For an index to all my stories click this text.In the previous story I showed how to build a webpage on which you could type a question. The question was then send to a simple AI system and then spoken...
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Speaking AI
For an index to all my stories click this text.Let's do something fun.This story shows how you can send a question to an AI chatbot and have the answer spoken out !! This story falls back on two...
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