Dell UltraSharp 1800FP Reference Manual
Rs232 protocol pin assignment
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Also See for UltraSharp 1800FP:
- Quick setup manual (4 pages) ,
- Service manual (35 pages) ,
- User manual (47 pages)
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1800MP RS232 Protocol Pin Assignment
TM
(Facing Projector)
RS232 Protocol
•
Communication Settings
Connection settings
Baud Rate:
Data Bits:
Parity
Stop Bits
•
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" ==> Fixed
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
RS232 Pin Assignment
Value
19200
8
None
1
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Summary of Contents for Dell UltraSharp 1800FP
- Page 1 Dell 1800MP RS232 Protocol Pin Assignment (Facing Projector) RS232 Protocol • Communication Settings Connection settings Baud Rate: Data Bits: Parity Stop Bits • 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] •...
- Page 2 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). Note: When the projector is in the standby mode, no acknowledgement (NACK) response is sent by the projector.
- Page 3 Reproduction in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden. Trademarks used in this text: Dell and the DELL logo are trademarks of Dell Inc. Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products.