This example contains displaying GPS from uBlox Neo-6M module on the serial monitor on a ESP-32 based LilyGO T-Beam T22_V1.1, 20191212. Pins IO12 is used as TX and pin IO34 is used as RX as shown in the schematic for V1.1.
Flash the firmware with the make command.
Connect the serial monitor to view the raw NMEA sentences.
Leave it in the open outdoors for a while to get a GPS fix.
Ensure RED LED is blinking to show the time pulse.