Last year we built a drone using ESP32 and our community loved it. Since then the project has evolved and the drone is now called LiteWing - think of LiteWing as a low cost development platform for ...

Since ESP32_IO_Expander depends on the esp-lib-utils library which implements the logging, checking, and memory functions, to configure it when using Arduino, please refer to the instructions.

Famously, Nikola Tesla won the War of the Currents in the early days of electrification because his AC system could use transformers to minimize losses for long distance circuits. That was well before ...

How can you remotely control home heating? Here’s an SMS remote control system using the mobile network, featuring relay outputs and a temperature sensor. It’s based on an ATmega328P and the Arduino ...

Thermal printing is a non-impact printing method that uses heat to produce images or text on specially coated heat-sensitive paper, known as thermal paper. It prints by passing the thermal paper over ...

In file included from /Users/mac/esp/esp-adf/components/esp_peripherals/periph_wifi.c:30: /Users/mac/esp/esp-adf/components/esp_peripherals/periph_wifi.c: In function ...