Command - Status

Send

!status<CR> 

Receive

Command Status - 1778 51 51 0 0   

Data

Data – 1 1778 = Current screen aspect ratio

Data – 2 51 = Current position of Left mask in mm

Data – 3 51 = Current position of Right mask in mm

Data – 4 0 = Current position of Top mask in mm

Data – 5 0 = Current position of Bottom mask in mm