What is the NEO-6M GPS Module? This article demonstrates how to play with the u-blox NEO-6M global positioning system (GPS) module, a very popular, cost-effective, high-performance GPS module with a ...

The heart of the build is a NEO-6M GPS module which features a dedicated pulse per second (PPS) pin. The ESP8266 combines the timestamp from the GPS messages and the PPS signal to synchronize ...