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Dell™ S520 RS232 Protocol Document

 RS232 Projector Pin Assignment (Facing Projector)

 RS232 Serial Communication Cable Pin Assignment (Facing Cable)

 Pin Assignments

RS232

PIN DESCRIPTION

RS232

TXD

RXD

GROUND

Not Used

Note 1: The RS232 (pin2-3 swap) cable is not provided by Dell.

 RS232 Protocol

Communication Settings

Command Types

To display the OSD menu and adjust the settings.

Connection Settings

Value

Baud Rate

19200 bps

Data Bits

8 bits

Parity

None

Stop Bits

1 bit

Flow control

None

1 2 3 4 5

Sommario

Pagina 1 -  Pin Assignments

Dell™ S520 RS232 Protocol Document  RS232 Projector Pin Assignment (Facing Projector)  RS232 Serial Communication Cable Pin Assignment (Facing

Pagina 2

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

Pagina 3 - Control Commands List

Control Commands List Command Description Header (WORD) Address Code (BYTE) Size Of The Payload (WORD) CRC16 For The Entire Packet (WORD) MsG ID (WORD

Pagina 4

Enter 0xefbe 0x10 0x0005 0x3ff6 0x1111 0x0001 0x40 Tint Read 0xefbe 0x10 0x0005 0xfe36 0x1111 0x0001 0x41 Range (0x00~0x64) Video Mode Read 0

Pagina 5 - Intel®

OSD Transparancy Write 0xefbe 0x10 0x0006 0x5adc 0x1111 0x0002 0x66 0x00~0x0f Range (0x00~0x0f) OSD Transparancy Read 0xefbe 0x10 0x0005 0x7fec 0x111