For command line use

C:\Users\Jan\Desktop\PJShutter_control_v.01.01>PJShutter_control.exe -h
ProjectorShutter controller
  PJShutter_control.exe
  ver. 01.01
        -h               help
        -s               start without GUI (only commandline)
        -a (address)     address (1-512) default all devices
        -v (value)       value (0-255)
        -l               list devices
        -d (dev)         select device (0-4) default 0
        -f (filename)    update firmware
        -x               send out regular DMX
        -D (length)      send out regular DMX



C:\Users\Jan\Desktop\PJShutter_control_v.01.01>