This package is a quick and basic set of examples to get the newer Heltec development boards (V3 boards) to work without the Heltec libraries. There is nothing complex are special about these, they ...

As we know that visual aids like displays are inevitable in any Human Machine Interfacing. They are in every electronics nowadays, from simple toys to smartphones, computers, and even critical ...

In this tutorial, we will learn about Real Time Clock (RTC) and its interfacing with the ESP32 and OLED display. We will use the DS3231 RTC module to keep track of the correct time and display it on ...

Abstract: The design and implementation of a smart home monitoring system using LoRa and a Heltec ESP32 gateway are presented in this paper. The suggested system uses several LoRa-based sensors ...

Remember the good old PDAs or Personal Digital Assistants that people used for taking notes, keeping schedules, keeping a tab on contacts, and such stuff? Here is what can be said as a modern take on ...