User Guide for DELL models including: C5522QT, C6522QT RS232, 4K Interactive Touch Monitor
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DocumentDocumentContents 1. Application............................................................................... 2 2. Connectors and wiring.............................................................. 2 2.1 RS-232C Remote Access........................................................................... 2 2.2 LAN control............................................................................................. 2 3. Communication Parameter........................................................ 3 3.1 RS-232C Remote access............................................................................ 3 3.2 LAN control.............................................................................................. 3 4. Communication Format............................................................. 3 5. Control Commands List.............................................................. 5 DellTM C5522QT/C6522QT RS232 External Control 1. Application This document defines the communication method for control of the Dell LCD display C5522QT / C6522QT when using an external controller. 2. Connectors and wiring 2.1 RS-232C Remote Access Connector: 9-pin D-Sub Cable: Straight cable or null modem cable RS232 Pin Assignment (Facing Display) This display uses RXD, TXD and GND lines for RS-232 control. Note 1: The RS232 cable is not provided by Dell. 2.2 LAN control Connector: RJ-45 10/100 BASE-T Cable: Category 5 or higher LAN cable RJ45 RJ45 LAN cable Note 2: The LAN cable is not provided by Dell 3. Communication Parameter 3.1 RS-232C Remote access (1) Interface (2) Baud rate (3) Data length (4) Parity (5) Stop bit 3.2 LAN control RS-232C 9600bps 8bits None 1 bit (1) Communication system (2) Interface (3) Communication layer (4) IP address (5) Port No. TCP/IP (Internet protocol suite) Ethernet Transport layer (TCP) Using the payload of TCP segment. If you need to change, Default: 10.0.50.100 Please refer "Dell Web Management for Displays" section on User's manual. 4661 (Fixed) 4. Communication Format Control Command Syntax [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 [H2][H3][Len][Reply][RC][Cmd][Data0]...[DataN][Chk] [H2] = 0x6F [H3] = 0x37 [Len] = Length [Reply] = Reply (0x02) [RC] = Result Code 0 = Success 1 = Timeout 2 = Parameters Error 3 = Not connected 4 = Other Failure [Cmd] = Command [Data0]...[DataN] = Data0~N [Chk] = Check Sum Example: Get Display Name [From PC to Display] = 37, 51, 02, EB, 01, 8E [From Display to PC] = 6F, 37, 0F, 02, 00, 01, 44, 65, 6C, 6C, 20, 43, 37, 35, 32, 30, 51, 54, 13 CheckSum calculation Xor byte by byte from first byte to the end of the command data stream. 5. Control Commands List APIs /* MONITOR MANAGEMENT */ GetMonitorName GetMonitorSerialNumber GetBacklightHours /* POWER MANAGEMENT */ GetPowerState SetPowerState - off SetPowerState - on SetPowerState - standby GetPowerLED SetPowerLED - off during active SetPowerLED - on during active GetPowerUSB SetPowerUSB - off during standby SetPowerUSB - on during standby ResetPower /* IMAGE ADJUSTMENT */ GetBrightness SetBrightness - 75 SetBrightness - 100 SetBrightness - 0 SetBrightnessStep - Decrease SetBrightnessStep - Increase GetContrast SetContrast - 75 SetContrast - 100 SetContrast - 0 StepContrastStep - Decrease StepContrastStep - Increase GetAspectRatio SetAspectRatio - Wide 16:9 SetAspectRatio - 4:3 SetAspectRatio - 5:4 GetSharpness SetSharpness - 50 SetSharpness - 100 SetSharpness - 0 SetSharpnessStep - Decrease SetSharpnessStep - Increase /* COLOR MANAGEMENT */ GetColorTempCaps GetColorTemp SetColorTemp - 5000K SetColorTemp - 5700K SetColorTemp - 6500K SetColorTemp - 7500K SetColorTemp - 9300K SetColorTemp - 10000K GetInputColorFormat SetInputColorFormat - RGB SetInputColorFormat - YPbPr Parm / Retuen / Comments Max 10 chars (in ASCII) Max 10 chars (in ASCII) Monitor Backlight Hours (WORD) 0 - 65535 Power State (BYTE) 0 - off 1 - on 2 - standby Power LED Setting (BYTE) 0 - off during Active 1 - on during Active Power USB Setting (BYTE) 0 - off during Standby 1 - on during Standby NONE Brightness (BYTE) 0 - 100 values in increments of 1 Brightness Step 0 - Decrease (-) 1 - Increase (+) Contrast (BYTE) 0 - 100 values in increments of 1 Contrast Step 0 - Decrease (-) 1 - Increase (+) Aspect Ratio (BYTE) 0 - Wide 16:9 1 - Auto Resize 2 - 4:3 3 - 1:1 4 - 5:4 Sharpness (BYTE) 0 - 100 values in increments of 10 Sharpness Step 0 - Decrease (-) 1 - Increase (+) Bitwise representation of color temperatures (DWORD) 0x00000001 - 5000K 0x00000002 - 5700K 0x00000004 - 6500K 0x00000008 - 7500K 0x00000010 - 9300K 0x00000020 - 10000K Input Color Format (BYTE) 0 - RGB 1 - YPbPr Command LSB MSB Reply HEAD_0 HEAD_1 LEN R/W CMD D0 D1 D2 D3 D4 D5 D6 D7 CHK HEAD_0 HEAD_1 LEN Reply Result CMD D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 D13 D14 D15 D16 CHK 37 51 02 EB 01 37 51 02 EB 02 37 51 02 EB 04 8E 6F 8D 6F 8B 6F 37 0F 02 00 01 37 10 02 00 02 37 05 02 00 04 37 51 02 EB 20 AF 6F 37 04 02 00 20 37 51 03 EA 20 00 AF 6F 37 03 02 00 20 79 37 51 03 EA 20 01 AE 6F 37 03 02 00 20 79 37 51 03 EA 20 02 AD 6F 37 03 02 00 20 79 37 51 02 EB 21 AE 6F 37 04 02 00 21 37 51 03 EA 21 00 AE 6F 37 03 02 00 21 78 37 51 03 EA 21 01 AF 6F 37 03 02 00 21 78 37 51 02 EB 22 AD 6F 37 04 02 00 22 37 51 03 EA 22 00 AD 6F 37 03 02 00 22 7B 37 51 03 EA 22 01 AC 6F 37 03 02 00 22 7B 37 51 02 EA 2F A1 6F 37 03 02 00 2F 76 37 51 02 EB 30 BF 6F 37 04 02 00 30 37 51 03 EA 30 4B F4 6F 37 03 02 00 30 69 37 51 03 EA 30 64 DB 6F 37 03 02 00 30 69 37 51 03 EA 30 00 BF 6F 37 03 02 00 30 69 37 51 03 EA 35 00 BA 6F 37 03 02 00 35 6C 37 51 03 EA 35 01 BB 6F 37 03 02 00 35 6C 37 51 02 EB 31 BE 6F 37 04 02 00 31 37 51 03 EA 31 4B F5 6F 37 03 02 00 31 68 37 51 03 EA 31 64 DA 6F 37 03 02 00 31 68 37 51 03 EA 31 00 BE 6F 37 03 02 00 31 68 37 51 03 EA 36 00 B9 6F 37 03 02 00 36 6F 37 51 03 EA 36 01 B8 6F 37 03 02 00 36 6F 37 51 02 EB 33 BC 6F 37 04 02 00 33 37 51 03 EA 33 00 BC 6F 37 03 02 00 33 6A 37 51 03 EA 33 02 BE 6F 37 03 02 00 33 6A 37 51 03 EA 33 04 B8 6F 37 03 02 00 33 6A 37 51 02 EB 34 BB 6F 37 04 02 00 34 37 51 03 EA 34 32 89 6F 37 03 02 00 34 6D 37 51 03 EA 34 64 DF 6F 37 03 02 00 34 6D 37 51 03 EA 34 00 BB 6F 37 03 02 00 34 6D 37 51 03 EA 37 00 B8 6F 37 03 02 00 37 6E 37 51 03 EA 37 01 B9 6F 37 03 02 00 37 6E 37 51 02 EB 42 CD 6F 37 07 02 00 42 37 51 02 EB 43 CC 6F 37 07 02 00 43 37 51 06 EA 43 01 00 00 00 C8 6F 37 03 02 00 43 1A 37 51 06 EA 43 02 00 00 00 CB 6F 37 03 02 00 43 1A 37 51 06 EA 43 04 00 00 00 CD 6F 37 03 02 00 43 1A 37 51 06 EA 43 08 00 00 00 C1 6F 37 03 02 00 43 1A 37 51 06 EA 43 10 00 00 00 D9 6F 37 03 02 00 43 1A 37 51 06 EA 43 20 00 00 00 E9 6F 37 03 02 00 43 1A 37 51 02 EB 46 C9 6F 37 04 02 00 46 37 51 03 EA 46 00 C9 6F 37 03 02 00 46 1F 37 51 03 EA 46 01 C8 6F 37 03 02 00 46 1F GetColorPresetCaps GetColorPreset SetColorPreset - Standard SetColorPreset - ComfortView Bitwise representation of color presets 0x00000001 - Standard 0x00000020 - Color Temp 37 51 02 EB 47 37 51 02 EB 48 37 51 06 EA 48 01 00 00 00 37 51 06 EA 48 00 04 00 00 C8 6F C7 6F C3 6F C6 6F 37 07 02 00 47 37 07 02 00 48 37 03 02 00 48 37 03 02 00 48 11 11 SetColorPreset - Custom 0x00000080 - Custom Color 37 51 06 EA 48 80 00 00 00 42 6F 37 03 02 00 48 11 SetColorPreset - Color Temp 0x00000400 - ComfortView 37 51 06 EA 48 20 00 00 00 E2 6F 37 03 02 00 48 11 GetCustomColor Custom color type (BYTE) 37 51 03 EB 49 C7 6F 37 06 02 00 49 SetCustomColor - Gain_RGB (100,100,10 0 - Gain 37 51 06 EA 49 00 64 64 64 A7 6F 37 03 02 00 49 10 R value (BYTE) - 0 - 100 SetCustomColor - Gain_RGB (50,50,50) G value (BYTE) - 0 - 100 37 51 06 EA 49 00 32 32 32 F1 6F 37 03 02 00 49 10 SetCustomColor - Gain_RGB (0,0,0) B value (BYTE) - 0 - 100 37 51 06 EA 49 00 00 00 00 C3 6F 37 03 02 00 49 10 ResetColor NONE 37 51 02 EA 4F C1 6F 37 03 02 00 4F 16 /* VIDEO INPUT MANAGEMENT */ GetAutoSelect Auto Select (BYTE) 37 51 02 EB 60 EF 6F 37 04 02 00 60 SetAutoSelect - off 0 - off 37 51 03 EA 60 00 EF 6F 37 03 02 00 60 39 SetAutoSelect - on 1 - on 37 51 03 EA 60 01 EE 6F 37 03 02 00 60 39 GetVideoInputCaps Bitwise representation of video inputs (DWORD) 37 51 02 EB 61 EE 6F 37 07 02 00 61 GetVideoInput SetVideoInput - HDMI1 0x00000001 - HDMI1 0x00000002 - HDMI2 0x00000004 - HDMI3 37 51 02 EB 62 37 51 06 EA 62 01 00 00 00 ED 6F E9 6F 37 07 02 00 62 37 03 02 00 62 3B SetVideoInput - HDMI2 0x00000400 - HDMI4 37 51 06 EA 62 02 00 00 00 EA 6F 37 03 02 00 62 3B SetVideoInput - HDMI3 0x00000008 - DP1 37 51 06 EA 62 04 00 00 00 EC 6F 37 03 02 00 62 3B SetVideoInput - HDMI4 0x00001000 - USB-C 37 51 06 EA 62 00 04 00 00 EC 6F 37 03 02 00 62 3B SetVideoInput - DP1 37 51 06 EA 62 08 00 00 00 E0 6F 37 03 02 00 62 3B SetVideoInput - USB-C 37 51 06 EA 62 00 10 00 00 F8 6F 37 03 02 00 62 3B /* OSD MANAGEMENT */ GetOSDTransparency SetOSDTransparency - 20 SetOSDTransparency - 100 SetOSDTransparency - 0 OSD Transparency (BYTE) 0 - 100 values in increments of 20 37 51 02 EB 80 37 51 03 EA 80 14 37 51 03 EA 80 64 37 51 03 EA 80 00 0F 6F 1B 6F 6B 6F 0F 6F 37 04 02 00 80 37 03 02 00 80 37 03 02 00 80 37 03 02 00 80 D9 D9 D9 GetOSDLanguage OSD Language (BYTE) 37 51 02 EB 81 0E 6F 37 04 02 00 81 SetOSDLanguage - English 0 - English 37 51 03 EA 81 00 0E 6F 37 03 02 00 81 D8 SetOSDLanguage - Español 1 - Español 37 51 03 EA 81 01 0F 6F 37 03 02 00 81 D8 SetOSDLanguage - Français 2 - Français 37 51 03 EA 81 02 0C 6F 37 03 02 00 81 D8 SetOSDLanguage - Deutsch 3 - Deutsch 37 51 03 EA 81 03 0D 6F 37 03 02 00 81 D8 SetOSDLanguage - Português (Brasil) 4 - Português (Brasil) 37 51 03 EA 81 04 0A 6F 37 03 02 00 81 D8 SetOSDLanguage - 5 - 37 51 03 EA 81 05 0B 6F 37 03 02 00 81 D8 SetOSDLanguage - 6 - 37 51 03 EA 81 06 08 6F 37 03 02 00 81 D8 SetOSDLanguage - 7 - 37 51 03 EA 81 07 09 6F 37 03 02 00 81 D8 GetOSDTimer SetOSDTimer - 20 SetOSDTimer - 60 SetOSDTimer - 5 OSD Timer (BYTE) 5 - 60 seconds values in increments of 1 37 51 02 EB 83 37 51 03 EA 83 14 37 51 03 EA 83 3C 37 51 03 EA 83 05 0C 6F 18 6F 30 6F 09 6F 37 04 02 00 83 37 03 02 00 83 37 03 02 00 83 37 03 02 00 83 DA DA DA GetOSDButtonLock OSD Button Lock (BYTE) 37 51 02 EB 84 0B 6F 37 04 02 00 84 SetOSDButtonLock - Unlock 0 - Unlock 37 51 03 EA 84 00 0B 6F 37 03 02 00 84 DD SetOSDButtonLock - Lock 1 - Lock 37 51 03 EA 84 01 0A 6F 37 03 02 00 84 DD ResetOSD NONE 37 51 03 EA 8F 01 01 6F 37 03 02 00 8F D6 /* SYSTEM MANAGEMENT */ GetVersionFirmware Max 10 chars (in ASCII) 37 51 02 EB A0 2F 6F 37 0A 02 00 A0 GetDDCCI DDCCI (BYTE) 37 51 02 EB A2 2D 6F 37 04 02 00 A2 SetDDCCI - Enable 0 - Disabled 37 51 03 EA A2 01 2C 6F 37 03 02 00 A2 FB SetDDCCI - Disable 1 - Enabled 37 51 03 EA A2 00 2D 6F 37 03 02 00 A2 FB GetLCDConditioning LCD Conditioning (BYTE) 37 51 02 EB A3 2C 6F 37 04 02 00 A3 SetLCDConditioning - Disable 0 - Disabled 37 51 03 EA A3 00 2C 6F 37 03 02 00 A3 FA SetLCDConditioning - Enable 1 - Enabled 37 51 03 EA A3 01 2D 6F 37 03 02 00 A3 FA FactoryReset NONE 37 51 02 EA AF 21 6F 37 03 02 00 AF F6 /* AUDIO MANAGEMENT */ GetVolumeInput Volume (BYTE) 37 51 02 EB B0 3F 6F 37 04 02 00 B0 SetVolumeInput - 0 0 - 100 37 51 03 EA B0 00 3F SetVolumeInput - 50 values in increments of 1 37 51 03 EA B0 32 0D SetVolumeInput - 100 37 51 03 EA B0 64 5B 6F 37 03 02 00 B0 E9 SetVolumeStep -Decrease Volume Step 0 - Decrease (-) 37 51 03 EA B3 00 3C 6F 37 03 02 00 B3 EA SetVolumeStep -Increase 1 - Increase (+) 37 51 03 EA B3 01 3D 6F 37 03 02 00 B3 EA GetSpeakerMute Mute (BYTE) 37 51 02 EB B1 3E 6F 37 04 02 00 B1 SetSpeakerMute - Unmute 0 - Disabled 37 51 03 EA B1 00 3E 6F 37 03 02 00 B1 E8 SetSpeakerMute - Mute 1 - Enabled 37 51 03 EA B1 01 3F 6F 37 03 02 00 B1 E8 AudioReset NONE 37 51 02 EA BF 31 6F 37 03 02 00 BF E6 Information in this document is subject to change without notice. © 2020 Dell Inc. All rights reserved. Reproduction of these materials 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. Dell Inc. disclaims any proprietary interest in trademarks and trade names other than its own. December 2020 Rev. A00Adobe PDF Library 9.9; modified using iTextSharp 5.1.3 (c) 1T3XT BVBA