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Specifications 41
RS232 Pin Assignment
RS232 Protocol
• Communication Settings
• Command types
To pop up the OSD menu and adjust the settings.
• Control command Syntax (From PC to Projector)
[H][AC][SoP][CRC][ID][SoM][COMMAND]
• Example: Power ON Command (Send low byte firstly)
--> 0xBE, 0xEF, 0x10, 0x05, 0x00, 0xC6, 0xFF, 0x11, 0x11, 0x01, 0x00, 0x01
Header "BE EF"
Address Code "10" ==> pt_OEM
Payload Size "05 00"==> From wMsgID to end
CRC "C6 FF" ==> If CRC value is "C6 (Low Byte) FF (High Byte)"
MsgID "11 11"
MsgSize "01 00"==> From command to end.
Command "01"==> "Power ON" command.
• Projector Response Message Table:
0x00: Success
0x01: Invalid command (on the control command list but not valid. e.g. card reader
command while no card reader plug-in)
0x02: Error command (includes CRC error and unknown commands).
0x03: System Status - Projector ON (Normal Mode).
NACK: System Status - Projector OFF (Standby Mode).
Connection settings Value
Baud Rate: 19200
Data Bits: 8
Parity None
Stop Bits 1