Firmware Updater 7/20/2020
* SM200A Version 4.5.9
* SM200B Version 4.5.12
* SM200C Version 5.5.3

Version descriptions below

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SM200C
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SM200C Version 5.5.3 (7/20/2020)
* Fixed issue where the first several samples after the LO changes were invalid. 
  This issue affected sweeps with large (>= 1MHz) RBWs and I/Q streaming after changing frequency. 

SM200C Version 4.4.2 (6/1/2020)
* Bug fix for 1THz sweep speeds. Pair with Spike 3.5.4 (or newer) or SM_API version 2.1.4 (or newer).

SM200C Version 3.3.1 (4/3/2020)
* Initial release build
* Bug fix: Fixed non-volatile UDP network configuation writes.

SM200C Version 1.1.1 (3/23/2020)
* Prototype build

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SM200B
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SM200B Version 4.5.12 (2/5/2020)
* GPS timestamping improvements
  - Improved timestamp stability when GPS disciplined over long I/Q captures.
  - Improved GPS lock status for better reporting GPS disciplined status. 
  - Works with API version 2.0.3 or greater.

SM200B Version 4.5.11 (9/25/2019)
* Adds LTE I/Q streaming sample rates.
  - 61.44MS/s base sample rate decimated by powers of two.
  - Requires API version 2.0.2 or Spike version 3.4.1 to use the new ratess.

SM200B Version 4.5.10 (9/9/2019)
* Initial release

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SM200A
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SM200A Version 4.5.9 (2/5/2020)
* GPS timestamping improvements
  - Improved timestamp stability when GPS disciplined over long I/Q captures.
  - Improved GPS lock status for better reporting GPS disciplined status. 
  - Works with API version 2.0.3 or greater.

SM200A Version 4.5.8 (9/25/2019)
* Adds LTE I/Q streaming sample rates.
  - 61.44MS/s base sample rate decimated by powers of two.
  - Requires API version 2.0.2 or Spike version 3.4.1 to use the new ratess.

SM200A Version 4.5.6 (12/5/2018)
* Improved repeatability on external trigger timings in IQ acquisition.
* If upgrading to 4.5.6 
**  Spike version 3.2.4 or newer must be used.
**  API version 1.1.4 or newer must be used.

SM200A Version 4.5.5 (9/14/2018)
* Improved USB reliability on newer Windows 10 machines. 
* If upgrading to 4.5.5 
**  Spike version 3.2.4 or newer must be used.
**  API version 1.1.4 or newer must be used.

Version 4.4.4
* Official release