Introduction Earlier today I needed an extra of those USB-to-TTL-Serial adapters for a project I am currently working on. Among my spare parts I found an old one, based on the PL-2303HX chip, but when I attached it to my Windows 11 PC, it didn’t seem to work. I remember, …
How to use Creative’s BlasterKey MP3 with a dedicated power source.
I am often given laptops for repair/cleanup. However, not everybody brings the power adapter along. Anyone who has ever dealt with laptops knows from experience that pretty much every make/model has a different kind of power socket, even though they pretty much have the same power requirements. In this quick …
The article below is a detailed description of a GPS and GSM based vehicle tracking solution I have created recently. Its major features: Real time location reports using an onboard GSM modem. Has a micro SD card socket for offline storage on a memory card – this way using a …
(This article is updated regularly as I create new development boards. The new ones are towards the bottom of this page.) Over the years I have created several development boards and breakout boards. Despite their cost (time, effort, money) they are invaluable investments for development. They simplify and speed up …
Some time ago I also completed this project that I never got around to publish. This project is a WiFi-Infrared gateway. I am aware that such commercial products exist, but at the time I needed one for my home the available options all suffered from one or more shortcomings, such …
I must have thought there were not enough kinds/shapes/etc clocks in the world. Or maybe I thought: “I made one in the eighties, one about 10 years ago, so it is time for another one.” I’m not sure at this stage. What I do know is that I wanted to …
Are you as baffled as I am about Home Assistant installation? Got a generic Linux system and are not sure where to begin? Well, look no further, as i am setting out here the necessary steps, as i identified them through my recent research. Home Assistant is one of the …
Introduction Almost a decade ago I made a PIC micro controlled staircase light timer. It has been working really well ever since and now time has come to upgrade it. This time I designed it around the ESP8266 WiFi module as most of my other projects these days. Having WiFi …
