GitHub

SadiqJohn/GPS-Sailboat-Tracker

Arduino MKR ZERO GT-U7 GPS Module micro‑SD card (≥ 128 MB is plenty) 10 400 mAh USB power bank (≈ 24 h run‑time margin) ...
GitHub

ESP32 GNSS-PPS WiFi NTP Server Example

This sample project demonstrates how to build a highly accurate (Stratum 1) NTP server using an ESP32 board and a GT-U7 GPS module. Built with PlatformIO, this firmware synchronizes your ESP32’s clock ...