This tutorial will go over how to use an ESP32 microcontroller to connect to u-blox Thingstream and PointPerfect over Internet to push correction data to a high precision GNSS.

The SparkFun GNSS Correction Data Receiver - NEO-D9S is a satellite data receiver for L-band correction broadcast. It can be configured for use with a variety of correction services including u-blox's PointPerfect satellite GNSS augmentation service.

The RTK Facet from SparkFun is our most advanced GNSS receiver to date. It's your one stop shop for high precision geolocation and surveying needs.

The SparkFun OpenLog Artemis (OLA) is a versatile, open source data logger that comes preprogrammed to automatically log a wide variety of data from a large number of sensors. And here’s the best bit You can do all of this without writing a single line of code!

This tutorial will demonstrate how to upgrade the firmware on the ZED-F9P but can be used for nearly all u-blox receivers.