Dell™ 4210X RS232 Protocol Document z RS232 Projector Pin Assignment (Facing Projector) z RS232 Serial Communication Cable Pin Assignment (Facing
Control Command Syntax (From PC to Projector) [H][AC][SoP][CRC][ID][SoM][COMMAND] [H][AC][SoP][CRC][ID][SoM][COMMAND][Value] Example: Power On Command
Control Commands List Command Description Header (WORD) Address Code (BYTE) Size Of The Payload (WORD)CRC16 For The Entire Packet (WORD) MsG ID (WORD
Sharpness Write 0xefbe 0x10 0x0006 0x1b27 0x1111 0x0002 0x3d 0x00~0x1f Range (0x00~0x1f) Sharpness Read 0xefbe 0x10 0x0005 0xbfd6 0x1111
V. Sync Polarity 0xefbe 0x10 0x0005 0x3e3f 0x1111 0x0001 0x5c 0x01: Negative 0x02: Postivite Key Pad Lock State 0xefbe 0x10 0x0005 0xff
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