Review Battery Shield V3 – DIY Powerbank with LiPo 18650
I was looking for a battery with a battery management system for my outdoor projects (weather station, irrigation system, etc.). While browsing online stores, I …
Category: Hardware
Handcrafted / Hardware / Linux / Software
Upgrade: Data transfer via VLC and LiFi – Pi to Pi transfer
After I already transferred simple text messages via light signals from a Raspberry Pi to an Arduino Uno ( Link: https://nerd-corner.com/sending-text-messages-with-visible-light-communication/ ), I wanted to …
Sending text messages with visible light communication or LiFi – Pi to Arduino
I like the idea of sending data via visible light. In general, Li-Fi (Light Fidelity) and VLC (Visible Light Communication) are heavily discussed at the …
Step-down Modul DC-DC LM2596S
I have recently constructed a housing for a step-up and had good experiences with it. However, since I also need the other direction, which is …
Step-up Modul DC-DC LM2587S
I bought a battery vacuum cleaner, but unfortunately after two weeks I could not find the charging adapter anymore. The specified voltage for the power …
7 Inch Touchscreen Design Case
This is a 7 inch touchscreen Design Case. The monitor housing is multifunctional and offers 6 positions. For mounting on walls or devices a VESA75 …
Hall Sensor Movement Detection
We built a test bench to detect a rotary movement. We call it the Hall Sensor Movement Detection. The necessary parts were 3D printed. You …
STC 3008 – 2 temperature sensors in one device (full user guide)
Together with the STC 3000, the STC 1000 and the STC 3028, the STC 3008 is one of the extremely popular temperature sensors with automatic …
STC 3000 with user manual
Together with the STC 3008, the STC 1000 and the STC 3028, the STC 3000 is one of the most popular temperature sensors with automatic …