Designed by Altware Dev Shop in the US, the Blackout Comms is an off-grid, LoRa-based encrypted mesh communication system ...

It also uses a DS3231 real-time clock module as a backup, keeping accurate time even when a network connection is unavailable. Time is displayed via a 60-pixel ring of WS2812B addressable LEDs.

Unlike many other ESP32 clock builds, this one uses a DS3231 real-time clock module to keep accurate time, rather than solely relying on Internet-based NTP time servers.

An arduino based clock with 1ms accuracy over a year. Time stored in RTC continually updated by GPS module - 00steve00/Super-Accurate-Arduino-Clock ...

All designs communicate with a Bluetooth serial terminal app on a phone or tablet but also includes a rotary encoder and DS3231 RTC time module to set the time and keep the time accurate to 20 seconds ...

Increasing health awareness has led to a rising trend in supplement consumption for well-being. Health issues such as high cholesterol, hypertension, and cardiovascular diseases affect individuals ...

The system integrates components such as the ESP8266 NodeMCU for wireless communication, Arduino Nano for system control, Micro Limit Switch for pill detection, Buzzer-PCB Mount for alerts, LEDs for ...