1. Make sure your Arrow device is paired and connected with your iPhone/iPad as per the manufacturer’s instructions.
2. Under Setup – GPS mark the check box for Enable the external GPS, select the EOS GNSS receiver and use the protocol named com.eos-gnss.positioningsource.
Setup the threshold values accordingly (PDOP, RMS, etc) based on required accuracy.
Tap on the GPS icon at the top and select Turn GPS On. This will connect the app to the GPS receiver.
When prompted, select “Allow”.
3. Tap on the Topic Menu icon at the top and select New Topic.
Change the Topic Name to “GCP” for example.
Tap the Add button and change the Field Name to Control Number.
Tap the Add button then tap the little pull down arrow and select Position_X.
Tap the Add button then tap the little pull down arrow and select Position_Y.
Tap the Add button then tap the little pull down arrow and select Elev_Z.
Tap on OK.
4. Tap on the GPS icon at the top and select Collect.
5. Tap on the New button then tap on the little pull-down arrow and select your Topic Name (e.g. GCP).
6. The longer you occupy a station, the better the accuracy of the averaged position. Default is 20 seconds. This means you will stay at that location for 20 seconds without moving the GPS receiver.
Tap on OK.
7. Double-tap the Control Number field and enter the GCP number.
8. Tap the Store button. The app will start collecting GPS fixes.
At the end of the session it will store the point location.
9. Go to the next GCP and Tap the Store button to record that point.
10. When done recording all the points, tap the Exit button.
Tap the right-most icon at the top to display Sheet View.
This is the data you will be able to export.
Tap on Main Menu and select Job then select Export.
Select the Excel file format.
If you would like to export data to a text file, then tap the Topic Menu icon at the top then select Export Text File.
Tap the Export Preview button to see what you will be getting in the text file. Tap on OK to complete the export.