2020-03-19, 01:57 PM
Are you absolutely certain that your GPS is on ttyS0?
Try opening a terminal window on your RPI and issuing this command:
cat /dev/ttyS0
If you are seeing NMEA strings, that's the right port for your GPS. If you don't see anything, try:
cat /dev/ttyAMA0
I'm thinking you may be on the wrong port.
Try opening a terminal window on your RPI and issuing this command:
cat /dev/ttyS0
If you are seeing NMEA strings, that's the right port for your GPS. If you don't see anything, try:
cat /dev/ttyAMA0
I'm thinking you may be on the wrong port.