April 2018
Beginner to intermediate
258 pages
6h 10m
English
The dGPS has an LED that lights up in a solid color when it has connected to four satellites, the minimum number of connections required to estimate a position. The dGPS will only provide new position information while it has a satellite connection. If the connection is lost, the LED will turn off.
When powering the EV3 brick on, the LED on the dGPS will flash to indicate that it is receiving power and has started looking for satellites to connect to. The time it takes for the dGPS to acquire a connection with four satellites varies depending on the environment the dGPS is in. Nearby trees and buildings block the dGPS's line of sight and increase the time it takes to acquire a satellite link.
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