Although 27.9mbps is possible at 100 MHz clock, switching down to 22mbps for...

Although 27.9mbps is possible at 100 MHz clock, switching down to 22mbps for microblaze 66.67 MHz clock

scripts/master/spilib.py

@@ -7,7 +7,7 @@ class SpiComm:
   
   _port = 0         # Change if using multiple Cheetahs
   _mode = 3         # spiifc SPI mode
-  _bitrate = 27900  # kbps
+  _bitrate = 22000  # kbps
 
   handle = None     # handle to Cheetah SPI