GPS Satellite Scanner

GPS: Satellite Scanner

Menu path: More → GPS → Satellite Scanner

What it does

Shows satellites in view, signal strength (SNR/CN0 style), and fix status—ideal for antenna checks and debugging UART wiring.

How to use

1. Open More → GPS → Satellite Scanner.
2. Wait outdoors with a clear sky view.
3. Compare satellite count with a phone GNSS app for sanity.

UART pins: see shared.h (GPS_UART_RX, GPS_UART_TX).

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