How I Made a Clock out of Parts of Old Projects

One side effect of ordering PCBs from a professional fab house is that you always get more PCBs than you actually need. For example, when you place an order for a PCB prototype at PCBWay, you get at least 10 copies of the PCB, sometimes even more. In most cases, …

ESP32-S3-Mini-1 Development Board

Below I present my own ESP32-S3 development board. The reason for creating my own development board is twofold: Features and advantages This board is using the ESP32-S3-MINI-1 module from Espressif. The board’s features include the following: Schematics Here is the schematics of the development board: Board As usual, I designed …

An ESP-Now – WiFi Gateway or Preparing for Integrating Solar Powered ESP Based Devices to my Home Automation System

Since I live in an area where sunshine is almost always abundant, it makes sense to harvest energy from the sun as much as possible. This includes making various sensors around the house, especially the ones that are outside, operate with solar energy. This is usually not a very difficult …

No Recovery, No Fastboot, No FastbootD – No Problem! – Case Study with Xiaomi Redmi Note 10 5G

Caution: The process shown below is not for the average user. If you do not understand the process, you should not do it at all. There is a risk of rendering your phone completely dead. Should you need assistance with your phone, contact me on Telegram, I’ll be happy to …

Xiaomi Redmi AC2100 Router OpenWRT Conversion

I just published a short, but real time video walk-through on how to replace the factory-installed closed-source firmware with OpenWRT, which is an open-source Linux operating system for embedded devices, primarily for routers. In the video I simply followed the steps listed on the OpenWRT website, I haven’t added or …