It's easy to build, but this ESP32 and e-Paper project will bring endless satisfaction to the weather-focused.

We may earn commission from links on this page, but we only recommend products we love. Promise. The $98 sampler might look like an overpriced cute pouch filled with 20 tiny perfume vials at first ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

A firmware for the popular ESP32 modules from Espressif Systems. Probably the cheapest way to communicate with your drone, UAV, UAS, ground-based vehicle or whatever you may call them. It also allows ...

A generic firmware for an ESP32 to be used as a Modbus TCP/IP gateway for any modbus RTU device. Default RX/TX pins for the TTL-RS485 communication are used from hardware-serial2 (check pinout of your ...

Abstract: A Piping and Instrumentation Diagram (P&ID) is a type of engineering diagram that uses symbols, text, and lines to represent the components and flow of an industrial process. Although used ...