DELL P5524Q 55 4K Conference Room Monitor User Guide
- June 14, 2024
- Dell
Table of Contents
Dell P5524Q RS232 Protocol Document
P5524Q 55 4K Conference Room Monitor
- RS232 Projector Pin Assignment (Facing Monitor)
- RS232 Serial Communication Cable Pin Assignment (Facing Cable)
- A ssignments
RS232| PIN DESCRIPTION| RS232
---|---|---
1| |
2| TXD| 2
3| RXD| 3
4| |
5| GROUND| 5
6| |
7| Not Used| 7
8| Not Used| 8
9| |
Note 1: The RS232 cable is not provided by Dell.
- RS232 Protocol Communication Settings
| Connection Settings | Value |
|---|---|
| Baud Rate | 9600 bps |
| Data Bits | 8 bits |
| Parity | None |
| Stop Bits | 1 bit |
| Flow control | None |
Control Command Syntax (From PC to Monitor)
[H0][H1][Len][R/W][Cmd][Data0]…[DataN][CHK] [H0] = 0x37
[H1] = 0x51
[Len] = Length
[R/W] = Read/Write
Read = 0xEB
Write = 0xEA
[Cmd] = Command
[Data0]…[DataN] = Data0~N
[CHK] = Check Sum
Reply Command Syntax (From Monitor to PC)
[H2][H3][Len][Reply][RC][Cmd][Data0]…[DataN][CHK] [H2] = 0x6F
[H3] = 0x37
[Len] = Length
[Reply] = Reply (0x02)
[RC] = Result Code
0x00 = Success
0x01 = Timeout
0x02 = Parameters Error
0x03 = Not connected
0xFF = Other Failure
[Cmd] = Command
[Data0]…[DataN] = Data0~N
[CHK] = Check Sum
Example: Get Monitor Name
[From PC to Monitor] = 37, 51, 02, EB, 01, 8E
[From Monitor to PC] = 6F, 37, 0E, 02, 00, 01, 44, 65, 6C, 6C, 20, 43, 35, 35,
31, 39, 51, 4E
CheckSum calculation
Xor byte by byte from first byte to the end of the command data stream.
Control Commands List
Information in this document is subject to change without notice.
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August 2023
Rev. A00
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