u-blox Update GUI - initial commit

Author: PaulZC

u-blox_Update_GUI/RTK.ico

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+This folder contains the python based GUI for updating the u-blox module firmware.
+
+The code will only run on Windows as it relies upon u-blox's ubxfwupdate.exe.
+
+There is a full, integrated executable available for Windows.
+
+![SparkFun RTK u-blox Update GUI](./SparkFun_RTK_u-blox_Update_GUI.jpg)
+
+### To Use
+
+* Attach the RTK device's CONFIG UBLOX port to your computer using a USB cable. 
+* Turn the RTK device on.
+* Open Device Manager to confirm which COM port the device is operating on.
+
+![Device Manager showing USB Serial port on COM14](./SparkFun_RTK_u-blox_Updater_COM_Port.jpg)
+
+-> *Device Manager showing USB Serial port on COM14* <-
+
+* Get the latest binary firmware file from the *[u-blox](https://www.u-blox.com/en/product/zed-f9p-module?file_category=Firmware%2520Update&legacy=Current)* website.
+* Run *RTK_u-blox_Update_GUI.exe* (it takes a few seconds to start)
+* Click *Browse* and select the binary file to update
+* Select the COM port previously seen in the Device Manager.
+* Click *Update Firmware*
+
+Once complete, the u-blox module will restart.