The Python software tool you need to write the ClockBuilderPro's register file to the GPSDO-2 unit and/or to upgrade to latest firmware if ever needed. Use the following in order:
Power GPSDO-2 with 5V DC at the SMA input. Insert USB cable, run Python Software tool exe. Choose COM Port, it should indicate "Connected" when correct COM port is chosen.
Then Load Registers file of your own (produced by the ClockBuildersPro Software) and press "Write to EEPROM". Then power-reset and you are ready.
The latest firmware of GPSDO-2 MCU. Rename the extension to .bin if missing after download. For firmware upgrades, open the top cover, insert 2 jumpers on JP3 and JP4, apply 5VDC, connect USB cable, run the Python tool, select the last COM port (no need to indicate "connected", and press firmware update.Chose this .bin file when prompted. When it shows "Verification OK", power reset. Then remove jumpers, power reset again, run the python tool, connect to COM port, Choose GPS settings and press "delete user". Choose Si5342 settings and press "delete user settings" and then load Registers file from ClockBuildersPro and press "program EEPROM". Power reset and you are done!
Weblink if the above fail to download (or do not work correctly):
Orders: EUR 149.00 including a GPS Antenna with 3m coaxial cable and a USB cable.
Software - Firmware
ClockBuilder Pro Software is a Silicon Labs trademark
The shipping cost is EUR 3.99 for total value under EUR 9.99, EUR 7.99 for total value under 49.99, EUR 11.99 for total items value under 99.99, EUR 15.99 for total value under 199.99 and free for total value grater than EUR 200.00. The shipping is with registered mail with tracking info, except for the lowest scale of EUR 3.99, and delivers to USA, Australia in about a week to 12 days max, or less than a week for Europe.
Special arrangement for shipping with DHL or other courier service is also available. Please email us.
The prices do not include 24% Greek VAT applicable only to individual buyers from the EU countries.
The ClockBuilderPro's registers file we load when shipping the GPSO-2. Rename the extension to .txt if missing after download. Out0 on 10 MHZ and Out1 on 200 MHZ with holdover, The GPS receiver is set to output 1 HZ when without a fix, 10 MHZ when it has a 3D-fix. When locked, you can remove GPS antenna to check holdover mode. The unit will get out of lock but it will still produce both output channels. Replace GPS antenna and it will lock again.
Here are instructions how to export a ClockBuilderPro's register configuration file to a .txt file to be used by the software tool.
If for any reason you need to run UBLOX u-center software tool, first press "transparent mode" in the GPS settings menu, close the python tool window and then run u-center.
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Here is the Clock Builders Pro project file if you would need to edit anything. The register configuration file above is exported from this project file.
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