Profile Topics Started Replies Created Engagements Favorites Search replies: Forum Replies CreatedViewing 1 post (of 1 total)AuthorPosts May 1, 2023 at 3:18 pm in reply to: external gps for mapping #243044 GSilesParticipantAndrew, I have the external GPS unit BU-353S4 (5 Hz) you mentioned, but I am getting the CommError message. Using Windows 10 and tried different baud rates. Can you please give me some support about the setup I have to use?AuthorPostsViewing 1 post (of 1 total)