Table of Contents
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See also:
User Manual
CD5233/CD4233
Table of content
1
Introduction ................................................................................................................. 1
2
Description .................................................................................................................. 2
2.1
Hardware specification ....................................................................................... 2
2.2
Communication Setting ...................................................................................... 2
2.3
Command Message Reference ............................................................................ 2
3
Protocol 1 : with ID..................................................................................................... 2
3.1
Command Description ........................................................................................ 2
3.2
Set-Function Listing............................................................................................ 3
3.3
Get-Function Listing ........................................................................................... 7
4
Protocol 2 : without ID ............................................................................................. 10
4.1
Set function listing ............................................................................................ 10
4.2
Get-Function Listing ......................................................................................... 12
4.3
Remote Control Pass-through mode ................................................................. 15
Version control
Date
Reversion
05/03/2010
V1.0
Applicable model
CD5233
1
Introduction
This document describes the hardware interface spec and software protocols of RS232 interface
communication between Viewsonic Commercial Display and PC or other control unit with RS232
protocol.
Viewsonic
CD5233
and
1.
Protocol 1, with ID
________________________________________________________________
May 28, 2007
Commercial Display RS-232 Protocol
Changes and additions
First release, combine two protocol sets in one
CD4233
contain with 2 set of protocol command
1 / 16
RS232 protocol
document
Commercial Display RS-232 Protocol
Revision 1.x
by
Tony Kao
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Table of Contents
Related Manuals for ViewSonic CD4233
Summary of Contents for ViewSonic CD4233
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Page 1: Table Of Contents
Applicable model CD5233 CD4233 Introduction This document describes the hardware interface spec and software protocols of RS232 interface communication between Viewsonic Commercial Display and PC or other control unit with RS232 protocol. Viewsonic CD5233 CD4233 contain with 2 set of protocol command... -
Page 2: Description
This set protocol allow user to assign the ID in the command to control the specify ID monitor Protocol 2, without ID The set protocol is best for single display control and for Viewsonic NMP-530. Both sets protocol contain three sections command: ... -
Page 3: Set-Function Listing
Commercial Display RS-232 Protocol Revision 1.x TV ID Identification for each of TV Command Identify command type, Type “s” (0x73h) : Set Command “g” (0x67h) : Get Command “r” (0x72h) : Reply Command “p” (0x70h) : RCU Pass-through “+” (0x2Bh) : Valid command Reply “-“... - Page 4 Value1 Value2 Value3 Type 0x38 0x39 0x73 0x24 0x30 0x37 0x36 0x0D 0x39 No Reply. CD5233/CD4233 set-function table Set Function Length Command Command Value Range Comments Type Code (ASCII) Code (Hex) (Three ASCII bytes) Power 000: STBY Controlled power ________________________________________________________________...
- Page 5 Commercial Display RS-232 Protocol Revision 1.x 001: ON status: ON or Standby Input Select “ 000 : VGA 001 : HDMI 002 : DVI-D 003 : AV 004 : YPbPr 005 : S-Video Contrast 000 ~ 100 Brightness 000 ~ 100 Sharpness 000 ~ 100 Color...
- Page 6 Commercial Display RS-232 Protocol Revision 1.x 005 : S-Video Monitor ID 001 ~ 026 Key Pad 000 : POWER 001 : SOURCE 002 : MENU/EXIT 003 : UP 004 : DOWN 005 : LEFT 006 : RIGHT 007 : MUTE Remote Control 000: Disable Disable: RCU has...
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Page 7: Get-Function Listing
Commercial Display RS-232 Protocol Revision 1.x Get-Function Listing The PC can interrogate the LCD Monitor for specific information. The Get-Function packet format consists of 5 bytes which is similar to the Set-Function packet structure. Note that the “Value” byte is always = 00. Get-Function description: Length: Total Byte of Message excluding “CR”... - Page 8 Commercial Display RS-232 Protocol Revision 1.x Example2: Get Brightness from TV-05 , but the Brightness command ID is error and it is NOT in the command table. Send (Hex Format) Name Length Command Command Value1 Value2 Value3 Type 0x38 0x30 0x67 0XD3 0x30...
- Page 9 Commercial Display RS-232 Protocol Revision 1.x PC Get-function command to CD5233/CD4233 LCD Monitor Get Function Length ID Command Command Response Comments Type Range Code Code (Three ASCII (ASCII) (Hex) bytes) Get-Contrast 000 ~ 100 Gets Contrast value Get-Brightness 000 ~ 100...
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Page 10: Protocol 2 : Without Id
LCD Monitor will send “-” (02Dh) and “CR” bytes to PC if the command is not valid. Value Range: Three bytes ASCII value range Command Code: Function command code in ASCII CD5233/CD4233 set command table ________________________________________________________________ May 28, 2007 10 / 16... - Page 11 Commercial Display RS-232 Protocol Revision 1.x Set Function Length Command Command Value Range Comments Code (ASCII) Code (Hex) (Three ASCII bytes) Power 000: STBY Controlled power status: ON or Standby 001: ON Input Select “ 000 : VGA 001 : HDMI 002 : DVI-D...
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Page 12: Get-Function Listing
Commercial Display RS-232 Protocol Revision 1.x 004 : YPbPr 005 : S-Video Monitor ID 001 ~ 026 Number 000 ~ 009 Key Pad 000 : POWER 001 : SOURCE 002 : MENU/EXIT 003 : UP 004 : DOWN 005 : LEFT 006 : RIGHT 007 : MUTE Remote Control... - Page 13 Commercial Display RS-232 Protocol Revision 1.x Byte Count 1 Byte 1 Byte 1 Byte 1 Byte Bytes order Response packet (to Get-Function): Length: Total bytes of packet = 5 ASCII excluding “CR” Exception: Total bytes for On-Hours = 6 Value[1-4]: Four ASCII codes: Value range is from 0000 ~ 9999 Exception: Value[1-5] for On-Hours LCD Monitor will send “+”...
- Page 14 Commercial Display RS-232 Protocol Revision 1.x Get Function Length Command Command Response Range Comments Code Code (Three ASCII bytes) (ASCII) (Hex) Get-Contrast 000 ~ 100 Gets Contrast value Get-Brightness 000 ~ 100 Gets Brightness value Get-Sharpness 000 ~ 100 Gets Sharpness value Get-Color 000 ~ 100 Gets Color value...
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Page 15: Remote Control Pass-Through Mode
Commercial Display RS-232 Protocol Revision 1.x Remote Control Pass-through mode When PC sets the LCD monitor to Remote Control Pass through mode, the LCD shall send a three bytes packet (followed by “CR”) in response to RCU button activation. Note, that in this mode the RCU shall have no effect on the monitor function. - Page 16 Commercial Display RS-232 Protocol Revision 1.x PIP INPUT PIP CHANGE PICTURE MODE AUDIO INPUT SCREEN SAVER MOTION SCREEN SAVER BRIGHTNESS DISPLAY AUTO SETUP EXIT ________________________________________________________________ May 28, 2007 16 / 16 Commercial Display RS-232 Protocol...