BigBoy CBOX        ! Controller Type                              
_AGxxx^            ! Command to send heading to rotator controller
4                  ! Starting character position in command for heading value
3                  ! Number of characters in heading value (use 3 for 0-360)
1                  ! Scale factor for heading value (value = heading * factor)
                   ! Command to START rotation (if required)
G977^              ! Command to STOP rotation or RESET rotator              
0                  ! Starting character in cmd for stop value (if required)
5                  ! Number of characters in stop value (if not alphanumeric)