The alarm clock is based on the ESP-01 WiFi module with the ESP8266 WiFi chip. GPIO2 of the ESP-01 is simply connected to a transistor that controls an LED stripe (could be any other load). A simple ...

This was developed using a NodeMCU v2 Dev Kit as it conveniently provides a secondary UART for debugging. It has been tested with the ESP-01 shipped with the PixRacer and it is stable at 921600 baud.

Abstract: Nowadays, as attendance is taken using the tra-ditional pen and paper method, it increases the workload for employees and employers. This increases the cost of maintaining records and will ...

Seeed Studio XIAO Debug Mate is an inexpensive ESP32-S3-based multi-tool designed for the company’s XIAO boards, offering DAPLink debugger, serial monitor, and power profiler modes. The debugger comes ...

Abstract: In recent times, the energy calibration methods are universally expanding with the goal of effectuating, reliably operating, and managing the utility system. The growing demand for power in ...