ComTested with PLC

_Tested modify com init sequence for PLC
_Add state note display for debuging
_Changed cut band parameter
_Added result convert from pixal to mm , calc from top ref to middle saw
_Mod camera init function with delay for camera startup , deal with 1
cam black out problem
_Fix typo com address, change from 00 to 600
_Change sample lengh queue from 20 to 4, speed up sample time
_Change cam resolution for bigger image
_Comment out debug information display