Pins on SparkFun ZED-F9R Board

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Yep, see SparkFun GPS-RTK Dead Reckoning ZED-F9R Hookup Guide - SparkFun Learn (you can also flip the board to see more silkscreened labels

There’s a note here too GPS-22693 (ZED-F9R) Hookup Guide Rx/Tx Reversed? - #4 by PaulZC