Ver 2.00E- 11 -2.10 Special CommandThe following special commands are developed in response to SI industrial requests.In case of Pan/Tilt/Zoom Position Parameter, please refer to Appendix 4.1, 4.2.STX Dome ID Host ID Cmd1 Cmd2 Data ETX CS0xA0 ID ID E0 Command Data1~Data4 0xAF Check Sum2.10.1 Call PT PositionCmd1 Cmd2 Data1 Data2 Data3 Data4Send E0h 01h 00h 00h 00h 00hReturn " " P1 P2 P3 P4P1P2: Pan Position (Pulse) ->P1:High Byte, P2:Low ByteP3P4: Tilt Position (Pulse) ->P3:High Byte, P4:Low Byte2.10.2 Call Zoom PositionCmd1 Cmd2 Data1 Data2 Data3 Data4Send E0h 02h 00h 00h 00h 00hReturn " " P1 P2 P3 P4P1P2: Zoom Position (Pulse) ->P1:High Byte, P2:Low ByteThe digital zoom is listed below, in case of model later than SPD-3750/3350/3700/3310/2700 ver. 1.08, SPU-3750/3700, SCP-2120/3120, SCP-2370/2330/2270/3370, SCU-2370,SCP-2370RH, SCP-2371/2271/3371.* In case of the SCP-3120, please refer to Appendix 4.3.P3: * Digital ZoomDigital Zoom Ratio*10 : = 256*10/(P3+1)ex)P3:E7h → 11(1.1x)P3:7Fh → 20(2.0x)In case of older models(SPD-2300/3000/3300, SPD-1000) and a previous ver.(SPD-3750/3350/3700/3310/2700 firmware ver. 1.08 previous model) is listed below.P3P4: * Digital Zoom 0~3 bit Flip: 4 bit2.10.3 Call Focus PositionCmd1 Cmd2 Data1 Data2 Data3 Data4Send E0h 03h 00h 00h 00h 00hReturn " " P1 P2 " "P1P2: Focus Position (Pulse)->P1:High Byte, P2:Low ByteThe Focus value may vary depending on the calibration of lens VCLs.2.10.4 Move Pan & Tilt Position(Absolute Movement)Cmd1 Cmd2 Data1 Data2 Data3 Data4Send E0h 04h P1 P2 P3 P4Return " " " " " "P1P2: Pan Position(Pulse)->P1:High Byte, P2:Low ByteP3P4: Tilt Position(Pulse)->P3:High Byte, P4:Low Byte