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2. Connectors and wiring A: RS-232C

1. 0 30h Normal 0 30h 1 31h Abnormal FVAL HH Front Sensor Detected Data High High byte Maximum F 0x46 FVAL HL Front Sensor Detected Data High Low byte Maximum F 0x46 FVAL LH Front Sensor Detected Data Low High byte Maximum F 0x46 FVAL LL Front Sensor Detected Data Low Low byte Maximum F 0x46 BVAL HH Back Sensor Detected Data High High byte Maximum F 0x46 BVAL HL Back Sensor Detected Data High Low byte Maximum F 0x46 BVAL LH Back Sensor Detected Data Low High byte Maximum F 0x46 BVAL LL Back Sensor Detected Data Low Low byte Maximum F 0x46 APL HH APL data High High byte Maximum F 0x46 APL HL APL data High Low byte Maximum F 0x46 APL LH APL data LowHigh byte Maximum F 0x46 APL LL APL data Low Low byte Maximum F 0x46 ETX 03h End of Message Check code 45 58 Changes fer the Bester BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation 46 58 oe SS Changes for the Besser 13 4 Auto Brightness Sensor Write Broadcast light sensor data from Host PC or Primary Monitor to Secondary Monitors 1 Write Parameters from PC to Monitors gter Leag gi 1 STX C 2 2 4 FVAL HH FVAL HL FVAL LH FVAL LL BVAL HH BVAL HL BVAL LH BVAL LL APL HH APL HL APL LH APL LL ETX Header SOH Olh Start Of Header 0 30h Reserved n
2. O 0 6 4 30h 30h 36h 34h Brightness max value is 100 0064h Orereta T 30n 30h 33hy 325 Current Brightness setting is SO 0032n as DU3 ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR ODh End of packet Step 3 The controller request the monitor to change the Brightness setting Header Message Check code Delimiter Header SOH Olh Start Of Header O 30h Reserved A 41h Monitor ID If the command should be sent to certain monitor only the either of character A 41h to Z 5Ah which 1S corresponding to monitor ID from Nol to No 26 should be set to this portion If it is a broad cast command only set command is available then the 2Ah should be applied O 30h Message sender is the controller E 45h Message Type is Set parameter command O A 30h 41h Message length is 10 bytes Message STX 02h Start of Message O 0 30h 30h Operation code page number is 0 2T O 31h 30h Operation code is 10h in the page 0 O 0 5 0 30h 30h 35h 30h Set Brightness setting 80 0050h as 80 ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR ODh End of packet Step 4 The monitor replies with a message for confirmation If command is sent as Broadcast then
3. 3 The byte data 70 is encoded as ASCII characters 7 and 0 37h and 30h ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR ODh End of packet 38 58 Changes for the Besser 12 Serial No amp Model Name Read 12 1 Serial No Read This command is used in order to read a serial No 1 The controller requests the monitor to read a serial No Check code 0 ETX a p a Header SOH Olh Start Of Header O 30h Reserved A 41h Monitor or ID If the command should be sent to certain monitor only the either of character A 41h to Z which is corresponding to monitor ID from Nol to No 26 should be set to this portion SAh O 30h Message sender is the controller A 41h Message type is Command O 6 30h 36h Message length Message STX 02h Start of Message C 2 1 6 43h 32h 31h 36h Serial No command ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR ODh End of packet 2 The monitor replies a data for confirmation If command is sent as Broadcast then no reply Should be sent back Check code SOH 0 Q A B N N STX C 3 1 6 Data 0 Data l Data n Header SOH Start Of Header O 30h Reserved nO q Message receiver is the contr
4. O 30h Message receiver is the controller SRC Monitor ID This portion should depend on the monitor ID of Monitor A 41h 2 5Ah B 42h Message type is Command reply O 6 30h 36h Message length is 6 bytes Message STX 02h Start of Message RES Result code 0 30n 0 30h Normal 0 30h 1 31h sAbnormal O E 30h 45h Force Change Mode reply command ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR ODh End of packet 49 58 oe SS Changes for the Besser 14 2 Automatic ID Assignment This command executes the Automatic ID assignment operation by Monitor itself Only start ID should be suggested by Host to 1 connected Monitor and daisy chained monitor can assign own Monitor ID one by one sequentially NOTE This function is only applicable for RS 232C based daisy chained connection but not applicable CAT5 RS485 based daisy chained connection If you send this command to Monitor with RS485 connection communication control problem will be occurred 1 Write Parameters from PC to Monitors check code gy STRAT C T et Arety te VAL Vals ETX Header SOH Olh Start Of Header Q 30h Reserved Monitor ID Use as ALL for Broadcasting of parameter g Message sender is the controller A 41h Message type is Command O 8 30h 38h
5. REB2 DVI D OO l 2 300 3220 REBS D 5UB 0 3 30h 33h RGB4 BNC oreta r 30h anrs DVD ED oreta 0n 352 VIDEO VO 6F S50n S68 VIDEO S 0 7 30h 37h It is operates by last memory input O 8 30h 38h RGBS OPTION CAT5 Digital O 9 30h 39h RGB6 DisplayPort WD Week setting bit 0 Monday bit 1 Tuesday bit 2 Wednesday bit 3 Thursday bit 4 Friday bit 5 Saturday bit 6 Sunday EX O 1 30h 31h Monday O 4 30h 34h Wednesday O F 30h 46h Monday Tuesday Wednesday and Thursday 7 F 37h 46h Monday to Sunday FL Option bit 0 Everyday bit 1 Every week bit 2 Schedule Disable Enable x When bitO and bitl are 1 it behaves as Everyday EX Schedule Disable SSCS fo Schedule Disable S Po Schedule Disable S O73 30h 33h fo 0 Schedule Disable SSS 4 T Tt oe Ter 30h 30 r 30h 36 BOP TT 0 3 Th 0 eo everyday 0O h Everyweek Follow WD Week setting po 0 O Everyday 30h 3m oO once Follow WD Week setting ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR ODh End of packet 33758 Changes fer the Bester 10 2 Schedule Write This command is used in order to write the setting of the Schedule 1 The controller requests the monitor to write Schedule c
6. 0 C 30h 43h December DD Day rOre 1 20h oh J 1 E 31h 45h 30 1Eh 1 F 31h 46h 31 1Fh WW weekdays This parameter if no use since the week is automatically calculated by Monitor based on the date data HH Hours 0 0 30h 30h 0 1 7 31h 37h 23 17h MN Minutes 0 0 30h 30h 0 3 B 33h 42h 59 3Bh DS Daylight saving Summer time O 0 30h 30h NO POL 30h 1al YES ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR ODh End of packet 31 58 Changes for the Besser 10 Schedule read and write 10 1 Schedule Read This command is used in order to read the setting of the Schedule 1 The controller requests the monitor to read Schedule check Lode STX C 2 1 3 PG ETX BCC Header SOH Olh Start Of Header O 30h Reserved A 41h Monitor ID If the command should be sent to certain monitor only the either of character A 41h to Z 5Ah which is corresponding to monitor ID from Nol to No 26 should be set to this portion O 30h Message sender is the controller A 41h Message type is Command O 8 30h 38h Message length Message STX 02h Start of Message Mre Atest T erT 43h 32h 31h 33h Schedule read request command PG Program No 3 The data must be ASCII characters strings ETX 03h End of Me
7. When the remote commands are sent while stand by mode the stand by mode is only canceled Some remote control operations can be achieved by the remote command codes The remote commands have no data codes VOLUME 09 Example When executing the AUTOSETUP Figures and symbols enclosed in quotation marks are ASCII codes Sending commands Status code Description from the PC etc from the projector 30 30 72 30 39 0D Command operating the same 00r09I4 as the MENU button 30 30 72 30 39 0D Command receipt confirmation OOr09f s Command echo back 8 58 wrsunst ELECTRIC Changes for the Beger 4 2 Extended command his command set supports multi monitor control by daisy chained connection This command set will NOT be written in the user s manual of MDT551S The command packet consists of four parts Header Message Check code and Delimiter Sequence of a typical procedure to control a monitor is as follows A controller and a monitor two way communication composition figure Controller Monitor Get Parameter gt gt The controller sends a command to you want to change lt __ Get Parameter Repl o The monitor replies with the Header Message Check Code Delimiter current value of the requested Set Parameter gt item set an adjusted value lt _ Set Parameter Reply n The monitor replies to the Heade
8. Message C O 0 B 43h 30h 30 42h Asset read request command O 0Q 30h 30h Offset data from top of the Asset data At first set 00h Read data from the top of Asset data area 2 0 32h 30h Read out data length is 32bytes Maximum readout length is 32bytes at a time ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR ODh End of packet 2 The monitor replies Asset data to the controller ore ok SOH 0O OQ A B N N STX C 1 0 B Data 0 Data 1 Data N ETX Header SOH Olh Start of Header O 30h Reserved QO 30h Message receiver is the controller A 41h Monitor ID This portion should depend on the monitor ID of Monitor A 41h Z S5Ah 26 58 oe SS Changes for the Better B 42h Message type is Command reply N N Message length Ex The byte data 20h is encoded to ASCII characters 2 and 0 32h and 30h Note This length is includes STX and ETX Message STX 02h Start of Message Crer p B 43h 31h 30 42h Asset read reply command Data 0 Data N Retuned Asset data ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR ODh End of packet 8 2 Asset Data write This command is used in order to write Asset Data 1 The controll
9. Message length is 8 bytes v r Zan Message STX 02h Start of Message TO TtTA t 4lh 32n 3430h Exec ID Assignment VAL Value Start Monitor ID No 1 26 EX 1 see 0 30h 1 31h 26 1 31h A 41h ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR QDh End of packet 2 Reply from Monitor to PC Basically No need reply because it is broadcasting request This is only for reference if the write command is done with certain destination ID check code Header SOH Olh Start Of Header O 30h Reserved O 30h Message receiver is the controller SRC Monitor ID This portion depends on the monitor ID of Monitor A 4lh 2 5Ah B 42h Message type is Command reply O A 30h 41h Message length Message STX 02h Start of Message RES Result code O 20h 0 308 Normal 0 30h 1 31h Abnormal C 2 2 0 41h 32h 32h 30h Exec ID Assignment reply command VAL ID No suggested from Host ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR ODh End of packet 50 58 MITSUBISHI he MPS Changes for the Besser Appendix A Operation Code OP code Table Item OP code OP code Parameter Remarks page Brightness 00h 10h 0 dark MA
10. P a setup time of TxD by HOST up to programming b Data transmission time of TxD by HOST up to data length c Margin time of TxD period by HOST up to programming d Reply preparation time by Monitor approx 140msec min HOST PC should keep RTS signal LOW while above b period at least a and c is required in order to make reliable communication between HOST and Monitor 8 Example of programming System Casel OS Windows XP Professional SP2 CPU Centrino Duo 1 66GHz Case2 O0S Windows XP Home SP1 CPU Pentium4 2 8GHz Case3 OS Windows XP Professional SP2 CPU Pentium3 933MHz Procedure l Send Data EscapeCommFunction hFile CLRRTS CLEAR RTS amp DTR SLEEP 20 put 20msec delay for above a setup time of TxD by HOST WriteFile Data transmission of TxD SLEEP 70 put 70msec delay for above c Margin time of TxD period by HOST EscapeCommFunction hFile SETRTS SET RTS amp DTR Receive Data Ex by Polling timer at 100msec interval ReadFile Data Receive of RxD 56 58 oe ae Changes fer the Bester C Application Note for LAN based communication The RS 232C command code is been able to execute on LAN When you make your application program you use socket port as a TCP IP client Please refer general technical documents commercially available of network control Preparation of system setup 1 Connect with the PC the displays and LAN HUB with LAN cable See
11. The controller requests the monitor to send the temperature from the selected sensor OR 10 1Cr SSA SRE e a E e Header SOH Olh Start of Header O 30h Reserved 22 58 oe SS Changes for the Besser TA 41h Monitor ID If the command should be sent to certain monitor only the either of character A 41h to Z 5Ah which is corresponding to monitor ID from Nol to No 26 should be set to this portion O 30h Message sender is the controller C 43h Message Type is Get parameter O 6 30h 36h Message length is 6 bytes Message STX 02h Start of Message O 2 30h 32h Operation code page number is 02h 7 9 37h 39h Operation code is 79h in the page 2 ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR QDh End of packet Step 4 The monitor replies a temperature of selected sensor Header check code 1 12 STX 0 0 0 2 7 9 1 10 1 1 0 BCC CR 0 0 F F 0 0 3 2 ETX Header SOH Olh Start of Header ro 30h Reserved O 30h Message receiver is the controller A 41h Monitor ID This portion should depend on the monitor ID of Monitor A 41h 2 5Ah D 44h Message Type is Get parameter reply 1 2 31h 32h Message length is 18 bytes Message STX 02h Start of Message 0 0 30h 30
12. Z which is corresponding to monitor ID from Nol to No 26 should be set to this portion a broad cast command only set command is available then the O 30h Message sender is the controller A 41h Message type is Command O 4 30h 34h Message length is 4 bytes 5Ah If it is 2Ah should be applied Message STX 02h Start of Message O C 30h 43h Command code is 0Ch as Save current settings ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR ODh End of packet 6 2 How to read the measurement value of the built in temperature sensors MDT551S has two built in temperature sensors The controller can monitor inside temperatures by using those sensors through RS 232C The following shows the procedure for reading the temperatures from the sensors Step 1 Select a temperature sensor which you want to read Header Message Check code Delimiter Header SOH Olh Start of Header O 30h Reserved A 41h Monitor ID If the command should be sent to certain monitor only the either of character A 41h to z 5Ah which is corresponding to monitor ID from Nol to No 26 should be set to this portion O 30h Message sender is the controller 21 58 Changes for the Bester E 45h Message Type is Set parameter command O A 30h 41h Message length is 10 by
13. of RGB 4 BNC selection Please RGB 1 HDMI refertothemonitor RGB 2 DVI D Instruction DVD HD manual VIDEO Composite S VIDEOQ OPTION CAT5 Digita DisplayPort HSPE Hp Still Capture Audio Input Audio 1 PC Audio 2 Audio 3 HDMI t DisplayPort eS Volume ee o a PIP V Position UP side Down side Select Temperature Sensor 1 sensor Sensor 2 Readout a temperature 02h 79h Returned value is 2 s Read only complement Refer to section 6 2 MY O 6p S Q 6p Temperature 54 58 Item OP code OP code Parameter Remarks page CONTROL LOCK CONTROL LOCK of Front 00h O UN LOCK Off This LOCK is button and IR control 1 LOCK ON unlocked inthe same ON OFF manner as LOCK status of IR CONTROL 55 58 oe SS Changes fer the Besser B Application Note for RS485 based communication using CAT5 Tx BOX Legacy mode only 5 RS 485 is half duplex communication So data flow control in HOST side is required 6 Data flow control is done by following procedure HOST send data to Monitor while both of RTS and DTR signal is LOW Clear status HOST receive data from Monitor while RTS signal is HIGH Set status 7 Following chart shows more detailed timing of data flow control by RTS RTS amp DTR a C i a a TxD Host gt Monitor Request l l l b l m A I l 1 l l RxD Monitor gt Host erty i I l d i I lt
14. parameter reply 6 7 bytes Message Length Specify the length of the message that follows the header from STX to ETX This length includes STX and ETX The byte data must be encoded to ASCII characters Ex The byte data 3Ah must be encoded to ASCII characters 3 and A 33h and 41h The byte data OBh must be encoded to ASCII characters 0 and B 30h and 42h 10 58 Changes for the Bester 4 2 Message block format Message block format is allied to the Message Type in the Header Refer to the section 6 Message format for more detail 1 Get current parameter The controller sends this message when you want to get the status of the monitor For the status that you want to get specify the OP code page and OP code refer to Appendix A Operation code table Message format of the Get current parameter is as follows 1 Refer to section 5 1 Get current parameter from a monitor for more details 2 Get Parameter reply The monitor will reply with the status of the requested item specified by the controller in the Get parameter message Message format of the Get parameter reply is as follows OF code page Current Value 2 a o m to m 0 m to we tse mse rs Refer to section 5 2 Get parameter reply for more details 3 Set parameter The controller sends this message to change a setting of the mon
15. to Host PC 1 Read Request from PC to Monitor Check code E sa ee o o SOH 01h Start Of Header O 30h Reserved A 41h Monitor ID If the command should be sent to certain monitor only the either of character A 41h to Z 5Ah which is corresponding to monitor ID from Nol to No 26 should be set to this portion O 30h Message sender is the controller A 41h Message type is Command O 6 30h 36h Message length Message STX 02h Start of Message Ch 2 TZT 3 43h 32h 32h 33h Auto Brightness Sensor Read command ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR QDh End of packet 2 Reply from Monitor to PC The monitor replies sensed data of light sensor as follows Note If AutoBrightness Off then retun Null Message check code O At BI STX C 3 2 A3 RES RES FVAL HH FVAL_HL FVAL LH FVAL LL BVAL HH BVAL HL BVAL LH BVAL LL APL HH APL HL APL LH APL LL ETX Header SOH O1lh Start Of Header O 30h Reserved O 30h Message receiver is the controller TAY 41h Monitor ID B 42h Message type is Command reply 1 4 31h 34h Message length Message STX 02h Start of Message terg etr 3 41h 33h 32h 33h Auto Brightness Sensor Read Reply Command RES Result code 0 30h
16. 0ff bits BACK SENSOR 120n 070fT bit4 Saturation 1 0n 0 O0ff bits Video Detect 1 0n 0 0ff bit6 7 Not used VAL H ASCII code of bit4 Vof data VAL Li ASCII code of bi t0 3 0r data Example If BitO and 1 1 and the other bits 0 00000011 VAL H 0 0x30 VAL L 3 0x33 ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR QDh End of packet 2 Reply from Monitor to PC Basically No need reply because it is broadcasting request only for reference if the write command is done with certain destination ID oe NSAR TET AT SA Ces Tet 2a RE S RES VAL H VAL L ETX Header SOH 01h Start Of Header O 30h Reserved QO 30h Message receiver is the controller A 41h Monitor ID B 42h Message type is Command reply O A 30h 41h Message length Message STX 02h Start of Message C 3 2 2 41h 33h 32h 32h Auto Brightness Parameter Write reply Command RES Result code 0 30h 0 30h Normal 0 30h 1 31h Abnormal VAL H VAL Li AutoBrightness setting parameter ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation 43 58 Changes fer the Bester Delimiter CR QDh End of packet 44 58 Changes for the Besser 13 3 Auto Brightness Sensor Read Read light sensor detected data from Monitor
17. 52 58 Item OP code OP code Parameter page Configuration z2 SG O q p Q O O co UO G gt O L MITSUBISHI he MPS Changes for the Besser Remarks OSD Turn Off 00h FCh 0 4 Do not set 5 5seCc 120 120sec Information OSD 02h 3Dh O disable information OSD 3 10 OSD timer seconds Off Timer 02h 2Bh 0 OFF 1 hour step 1 1 hour 24 24 hours OSD H 02h 38h Position Position V 02h 39h Position Input Resolution 02h DAh I 2 1024x768 3 1280x768 4 1360x768 5 1400x1050 6 1680x1050 7 1600x1200 8 1920x1200 Black Level 02h 22h 1 OFF Expansion 2 MIDDLE 3 HIGHT Gamma Selection 02h 68h Gamma Table Selection 1 Native Gamma 4 Gamma 2 2 8 Gamma 2 4 7 S Gamma as Option Dicom Simulate 6 Programmable Scan Conversion 02h 25h OFF INTERLACE Enable et Tiling H monitor 02h DOh Number of H division V monitor 02h Dih Number of V division 02h D2h Upper left Position 92758 Lower right oe EE ELECTRIC Changes for the Better Item OP code OP code Parameter Remarks page Mode 02h D3h Disable a Frame sabre a Power On Delay QO OFF Input GUR 60h RGB3 D SUB RGB4 BNC RGB1 HDMI RGB2 DVI D DVD HD VIDEO Composite S VIDEO PTION CAT5 Digital DisplayPort Picture Mode SRGB Hi Brignt PC mode only Standard Cinema A V mode only PIP ON OFF Still ON OFF O PIP Input No mean This operation has RGB 3 D SUB limitation
18. 6bits Reply data from the monitor is encoded to ASCII characters Exe TOI 2 t3 means 0120n 4291 14 17 bpytes Requested setting Value Echoes back the parameter for confirmation 16bits Reply data from the monitor is encoded to ASCII characters EX T0 I t2 means 0120n 291 18 byte ETX End of Message ASCII ETX 03h 5 5 Commands Command message format depends on each command Some commands are shown with usage Refer to section 7 to 10 5 5 1 Save Current Settings The controller requests for the monitor to store the adjusted value C d d sox Sommers core ex gt Send OC 30h 43h as Save current settings command gt Complete Save Current setting command packet as follows The destination A monitor ID of 1 is only an example It should be changed according to the target monitor ID ASCII 0O1h 30h 41h 30h 41h 30h 34h 02h 30h 43h 03h CHK ODh Dona tat O at tea Glen aa The monitor replies the packet for confirmation as follows DORs Ota Oa Aa BS Dao TA Oat teh aC SH Xe CHK 1CR 5 5 1a Save Current Settings Quick The controller requests for the monitor to store the adjusted value This command supports only following items in order to shorten execute time in monitor inside CONTRAST BRIGHT Color Temperature IRControl Inoformation OSD H Position V Position Sharpness Black Level Tint Color OSD Turn Off Off Timer OSD H Position OSD V Position Power On Delay Gamma Select
19. 8 Changes for the Beer 3 1 Communication timing The controller should wait for a packet interval before next command is sent The packet interval needs to be longer than 600msec for the MDT551S Important Information HOST system shall send next command after receiving a reply command from Monitor if it is sequential commands communication If Host do not wait for monitor s reply communication error may happen Communication disabled period after power on After Monitor Power on either by AC switch Remote Controller or Serial communication command Monitor goes initialize mode of controller and can not handle the remote control commands correctly during the mode So do NOT send any command at least 7 sec after monitor power on If you make the code which send any command after Power ON command please put a wait at least 7 sec after sending the command Available Command list at DC power off status MDT551S can t accept and reply any command except for the following commands when it is in DC power off or power saving Power status Read Read Model name Read Serial number Read Power on Power off Example of communication timing Command 1 Command 2 PC lll Ill Reply 1 Reply 2 Display Characters of Command 1 SEEE Seesesosceoesososocosoooscesosesosoeesososcesosososocosocosoesosososocosocosoesosososeeosooosoeoes x Command interval from PC Wait sending next command for processing in display a gt 7
20. ASCII code 0 0 fixed Function code A code of each fixed control move Data code A code of each fixed control data number and not always indicated End code ODh In ASCII code fixed 2 Control sequence 1 The command from a computer to the LCD monitor will be sent in 600ms 2 The LCD monitor will send a return command 600ms after it has received and encoded If the command isn t received correctly the LCD monitor will not send the return command 3 The personal computer checks the command and confirms if the command which has been sent has been executed or not 4 This LCD monitor sends various codes other than return code When having a control sequence by RS 232C reject other codes from personal computers side The sending time of return command may delay depending on the condition during changing of the input signal etc Example Turn the power ON is for ASCII code Sending commands Status code from Meant fram the PC LCD monitor saning 40 30 21 0D Command for p o T POWER ON 30 30 21 0D Command received OO FP oy Command echoed back Note The replied status is for communication confirmation When you want to know the display condition please use the Read command See page 7 6 58 Changes fer the Besser 3 Operation commands The operation commands execute the basic operation setting of this LCD monitor It may not operate when changing the signal FOR
21. CE POWER OFF INPUT HDMI l 9Fh 72h 31h INPUT DVI D E 9Fh 72h 32h INPUT D SUB 9Fh 72h 33h INPUT BNC 5Fh 72h 34h INPUT INPUT VIDEO 5Fh 76h 31h INPUT DVD HD 5Fh 76h 32h INPUT S VIDEO 5Fh 76h 33h A command should be sent over 14 sec after POWER OFF or POWER ON command was sent e A command should be sent over 5 sec after any INPUT command was sent S VIDEO is SEPARATE only POWER ON POWER OFF FORCE POWER OFF WITH OPS commands are discarded if the commands are applied from OPS PC module 4 Read command Host computer sends the command without Data code to monitor After receiving this command the monitor returns the command with Data code of current status to host computer lt ex gt When Host computer ask Power status of monitor the status of monitor is powered on Command fram Monitor Detail of command 4030 765000 O 0 v P enter ae Ask about the power status of monitor Structure of the Read command ASCII 76 50 a POWER oao ea e OFF stand by PvP 7850 HDMI wooo n Tew 7231 DVI D pve 78 49 72 32 Input BNC 8 49 72 34 D SUB vwo B 78 49 7233 OPTION CAT5 Digita v SC 7849 72 35 DisplayPort pv C7849 72 36 76 49 76 31 DVD HD pw 7 49 76 32 S VIDEO 76 49 76 33 Picture mode HIGHBRIGHT 76 4D a 31 STANDARD PVM fp 76 4D 7032000 32 Around resolution of Internal board monitor resolution 7 58 oe SES Changes fer the Beter 5 Remote command Not executable in stand by mode
22. Changes for the Bester 2 Connectors and wiring A RS 232C connection Connector D Sub 9 pin Cable Cross reversed cable or null modem cable to RS 232C from RS 232C to RS 232C from RS 232C IN terminal OUT terminal IN terminal OUT terminal geen I Lenta i era at a B CAT5 OPTION RS 485 connection Connector USB or D SUB 9pin When you don t use USB for communication between PC and CATS Tx BOX you use D SUB 9pin In order to use the USB you need USB driver with your PC installed Please check User s manual for details Cable D SUB 9pin Three wired TXD RXD GND Cross reversed cable for Auto conversion mode only Full wired Cross cable for both of conversion mode See bellow USB Standard USB cable A B eee ae GAT5 TX BOX oF 1 from from terminal OUT terminal m terminal OUT terminal _ CATS Gabl 4 GAT5 Gable 4 peace gH ATS cabio e a to Note USB control is converted to RS 232C in before conversion to CAT5 RS 485 control in CAT5 Tx BOX The CAT5 Tx BOX has the following two mode of RS 232C to RS 485 conversion 1 Auto conversion mode Using simple RS 232C 3 wired control and full wired control 2 Legacy mode Using full wired RS 232C control for half duplex signal control for RS 485 Since the CAT5 serial communication function requires half duplex communication control by DTR and RTS control the Legacy mode can t control with simple RS 232C cable Please check Ap
23. F Min NPUT WD FL ETX Header SOH 01h Start Of Header rO 30h Reserved O 30h Message receiver is the controller A 41h Monitor ID This portion should depend on the monitor ID of Monitor A 41h Z 5Ah B 42h Message type is Command reply 1 8 31h 38h Message length Message STX 02h Start of Message MCM 3 1 4 43h 33h 31h 34h Schedule writes reply command ST Schedule Status command 0 30h No error 1 31h Error PG ON HOURS ON MIN OFF HOURS OFF Min NPUT WD FL Schedule data PG Program No 35 90 Changes fer the Bester POtS O S0h 30h Program No 1 rO 6 30h 30n Program Nos ON HOUR Turn on time hour 0 0 30h 30h 00 1 7 31h 37h 23 17h 1 8 31h 38h ON timer isn t set ON MIN Turn on time minute 0 0 30h 30h 0 3 B 33h 42h 59 3 C 33h 43h On timer isn t set OFF HOUR Turn off time hour 0 0 30h 30h 00 1 7 31h 37h 23 17h 1 8 oth 38h Off timer isn t set OFF MIN Turn off time minute 0 0 30h 30h 0 3 B 33h 42h 59 3Bh 3 C 33h 43h Off timer isn t set INPUT Timer input OP 0F 30h 30h REBI HDMI Q 1 30h 31h RGB2 DVI D Ot 30b 321 REBS D SUB O S S0h 330 RGB4 BNC 0 4 30h 34h DVD HD O t9 30h 390 VIDEO Oe Or 30n 36h s VIDEO S O 7 30h 37h It is operates by last memory i
24. GB3 D SUB O 3 30h 33h RGB4 BNC 0 4 30h 34h DVD HD 0r rg9r 30h 355 VIDEO FO 6F 30h 30n VIDEO S 0 7 30h 37h It is operates by last memory input 0 8 30h 38h RGB5 OPTION CAT5 Digital 0 19 30h 390 RGBO DisplayPort WD Week setting 34 58 Changes fer the Bester bit 0 Monday bit 1 Tuesday bit 2 Wednesday bit 3 Thursday bit 4 Friday bit 5 Saturday bit 6 Sunday EX g 30h 31h s Monday 0 4 30h 34h Wednesday O F 30h 46h Monday Tuesday Wednesday and Thursday 7 F 37h 46h Monday to Sunday FL Option bit 0 Everyday bit 1 Every week bit 2 Schedule Disable Enable x When bitO and bitl are 1 it behaves as Everyday EX Schedule Disable SS T 30h 3h Po schedule Disable SSS 0172 30h 32h az schedule Disable SS fo 0 Schedule Disable 0 4 30h 34h ae Once Follow WD Week setting mocs Bon 35h 0 Po fiveryday OSS S one Gon 36m of Everyweek Follow WD Week setting Pom 30h 3m o o o Everyday ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR ODh End of packet 2 The monitor replies a data for confirmation If command is sent as Broadcast then no reply should be sent back check code Sone le Oe Ra he ete ole tat Ste Lae eS T FG ON HOURS 0N CR MIN OFF HOURS OF
25. OR Following is an example of a Check code BCC calculation Header Message SOH Reserved Pectnaton Source Message Message length STX OF coge OP code Set Value ETX Address Address type page Check code BCC D D xor D xor D3 xor xor Dy xor Dis xor Dig 30h xor 41h xor 30h xor 45h xor 30h xor 41h xor 02h xor 30h xor 30h xor 31h xor 30h xor 30h xor 30h xor 36h xor 34h xor 03h 77h 4 6 Delimiter Check code Packet delimiter code ASCII CR ODh 13 58 Changes for the Bester 5 Message type 5 1 Get current Parameter from a monitor ae Ste Send this message when you want to get the status of a monitor For the status that you want to get specify the OP code page the OP code refer to Appendix A Operation code table i byte STX Start of Message ASCII STX 02h 277 3 bytes OP code page Operation code page Specify the OP code page for the control which you want to get the status Refer to Appendix A Operation code table for each item OP code page data must be encoded to ASCII characters Ex The byte data 02h must be encoded to ASCII characters 0 and 2 30h and 32h OP code page 02h gt OP code page Hi ASCII Q 30h OP code page Lo ASCII 2 32h Refer to Operation code table Appendix A 45 bytes OP code Operation code Refer to Appendix A Operation code table for each item OP code data must be encoded to ASCII characters Ex
26. Primary Remote control mode All of monitors are controlled by Host PC as slave Secondary 13 1 Auto Brightness Parameter Read Read parameters about AUTO BRIGHTNESS from A monitor to Host PC 1 Read Request from PC to Monitor TIE naea e PR T SOH 01h Start Of Header O 30h Reserved A 41h Monitor ID If the command should be sent to certain monitor only the either of character A 41h to Z 5Ah which is corresponding to monitor ID from Nol to No 26 should be set to this portion O 30h Message sender is the controller A 41h Message type is Command O 6 30h 36h Message length Message STX 02h Start of Message Ch 2 2 1 43h 32h 32h 31h Auto Brightness Parameter Read command ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR QDh End of packet 2 Reply from Monitor to PC The monitor replies the packet for confirmation as follows Vd ee ee eee Gs SAH Cle oat 2 a RES A RES val a VAL L EIX Header SOH 01h Start Of Header O 30h Reserved 0 30h Message receiver is the controller A 41h Monitor ID B 42h Message type is Command reply 0 A 30h 41h Message length Message STX 02h Start of Message C 3 2 1 41h 33h 32h 31h Auto Brightness Parameter Read reply Command RES Result code 0 30h 0 30h Nor
27. The byte data 3Ah must be encoded to ASCII characters 3 and A 33h and 41h OP code 3Ah gt OP code Hi ASCII 3 33h OP code Lo ASCII A 41h Refer to Operation code table 6 byte ETX End of Message ASCII ETX 03h 5 2 Get parameter reply OP code page Current Value Par e ai to ai to a to we tse se TT se a eo ee MDT551S replies with a current value and the status of the requested item operation code 1 byte STX Start of Message ASCII STX 02h 2 _3 bytes Result code These bytes indicate a result of the requested commands as follows 14 58 oe SS Changes fer the Bester 00h No Error Olh Unsupported operation with this monitor or unsupported operation under current condition This result code from the monitor is encoded to ASCII characters Ex The byte data Olh is encoded to ASCII character 0 and 1 30h and 31h 4 _5 bytes OP code page Operation code page These bytes indicate a replying item s OP code page This returned value from the monitor is encoded to ASCII characters Ex The byte data 02h is encoded to ASCII character 0 and 2 30h and 32h Refer to the operation codes table 7 bytes OP code Operation code These bytes indicate a replying item s OP code This returned value from the monitor is encoded to ASCII characters Refer to the operation code table Ex The byte data 1Ah is encoded to ASCII character 11 and A 31h and 41h gth 9 hvte
28. X bright em B a o mm o i D ee Noise Reduction 02h 20h Color control 00h Red 16h Green 18h Blue 1Ah Color Temperature 2 00h Och 0 lt 2600K 100K step 74 10000K H Posicion 00h 20h 0 Left side Depends on a display timing V Position 00h 30h 0 Down side Depends onadisplay Up side Clock 00h OEh iE Max Clock phase 00h 3Eh 0 Max H Resolution 02h 50h 0 e Max u o E Zoom Mode 02h CEh REAL custom Dynamic 6 Normal gt FULL Zoom H Expansion 02h 6Ch 100 100 300 Zoom V Expansion 02h 6Dh 0 100 j a 100 300 51 58 Item OP code OP code Parameter Remarks page Zoom H Position 02h CCh Left side Right side Zoom V Position 02h CDh Down side Max Up side 6h Momentary Balance 00h 93h O Left 50 Center Treble 100 Max Bass 00h 91h Min 50 Center 100 Max 100 Right O Min 50 Center Momentary PIP Size 02h 71h Small Middle AE e O OA Momentary Eh _ 1 Execute Momentary Oo OMA pf Power Save Elh 7 ai English OSD Language German French Spanish Japanese Italian Swedish Chinese normal screen saving DE AE a ee Screen Gamma DBh Saver w S gamma i Brightness 02h 1 normal Cooling 02h 1 Auto 0 900s Color System 21h NTSC PAL SECAM Auto gt 4 43NTSC mau PAL 60 F Side Border Color DFh Black Middle
29. a are subject to change without notice Copyright 2008 2009 Mitsubishi ElectricCorporation All Right Reserved This document provides the technical information for users Mitsubishi ElectricCorporation reserves the right to change or modify the information contained herein without notice Mitsubishi ElectricCorporation makes no warranty for the use of its products and bears no responsibility for any errors or omissions which may appear in this document 58 58
30. able CAT5 RS485 based daisy chained connection Stepl Change the communication mode to ID assignment mode by Mode change command Step2 Apply Monitor ID by Automatic ID assignment Command 14 1 Mode Change Command Change the RS 232C communication mode to ID assignment Mode NOTE This command is only applicable for RS 232C based daisy chained connection but not applicable CAT5 RS485 based daisy chained connection If you send this command to Monitor with RS485 connection communication control problem will be occurred 1 Write Parameters from PC to Monitors check code SOHO ST 0 1B ETX a a E Header SOH Olh Start Of Header O 30h Reserved 2Ah Monitor ID Use as ALL for Broadcasting of parameter O 30h Message sender is the controller A on Message type is Command O 4 30h 34h Message length is 4 bytes Message STX 02h Start of Message O E 30h 45h Command code is OEFh as Force Mode Change ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR QDh End of packet 2 Reply from Monitor to Host Basically No need reply because it is broadcasting request only for reference if the write command is done with certain destination ID Check code SOH 0 0 SRC B STX RES RES 0 E ETX ae oe Header SOH Olh Start Of Header O 30h Reserved
31. ata 0 Data 1 Data N ETX Header SOH Olh Start Of Header 27 58 oe SS Changes for the Besser O 30h Reserved O 30h Message receiver is the controller A 41h Monitor ID This portion should depend on the monitor ID of Monitor A 41h Z 5Ah B 42h Message type is Command reply N N Message length Note The maximum data length that can be written to the monitor at a time is 32bytes Ex The byte data 20h is encoded as ASCII characters 2 and 0 34h and 30h Message STX 02h Start of Message O Q Result code No error C O O E 43h 30h 30 45h Asset Data write command O OQ Offset address from top of Asset data 00h Write data into from top of the Asset data area Data 0 Data N Asset data The data must be ASCII characters strings ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR ODh End of packet 9 Date amp Time read and write 9 1 Date amp Time Read This command is used in order to read the setting of Date amp Time 1 The controller requests the monitor to reply with the Date amp Time check code S E oS Header SOH Olh Start Of Header O 30h Reserved A 41h Monitor ID If the command should be sent to certain monitor only the either of character A 41h to z 5Ah which is corresponding to monitor ID fr
32. atime is 32bytes Ex The byte data 20h is encoded as ASCII characters 2 and 0 32h and 30h Message STX 02h Start of Message 0 0 30h 30h Result code No error Cte TAr p Diet preto 43h 32h 30h 33h 44h 36h power control reply command 2 The monitor replies same as power control command to the controller Oa Oe OTH LY 30h 30h 30h 31 Power mode 0001 ON 25 58 Changes for the Besser 0002 0003 Do not set 0004 OFF same as the power off by IR OOOF FORCE power OFF with OPS PC ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR QDh End of packet POWER CONTROL ON OFF FORCE commands are discarded if the commands are applied from OPS PC module 8 Asset Data read and write 8 1 Asset Data Read Request and reply This command is used in order to read Asset Data 1 The controller requests the monitor to reply with Asset data Check code g PELS TOTS ee Ee a ee Header SOH Olh Start Of Header 0 30h Reserved A 41h Monitor ID If the command should be sent to certain monitor only the either of character A 41h to Z 5Ah which is corresponding to monitor ID from Nol to No 26 should be set to this portion O 30h Message sender is the controller A 41h Message type is Command O A 30h 41h Message length is 10 bytes Message STX 02h Start of
33. e Message sender is the controller A 41h Message type is Command 1 2 31h 32h Message length E 2Ah Monitor ID Use as ALL for Broadcasting of parameter Message STX 02h Start of Message Ch 2 2 4 43h 32h 32h 34h Auto Brightness Sensor Write command FVAL HH Front Sensor Detected Data High High byte FVAL HL Front sensor Detected Data High Low byte FVAL LH Front Sensor Detected Data Low High byte FVAL LL Front Sensor Detected Data Low Low byte BVAL HH Back Sensor Detected Data High High byte BVAL HL Back Sensor Detected Data High Low byte BVA LHiBack Sensor Detected Dara Low High byte BVAL LL Back Sensor Detected Data Low Low byte APL HH APL data High High byte APL HL APL data High Low byte APL LH APL data LowHigh byte APL LL APL data Low Low byte ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR QDh End of packet 2 Reply from Monitor to Host Basically No need reply because it is broadcasting request only for reference if the write command is done with certain destination ID Note If AutoBrightness is not Remote then return Null Message check code STX C 3 2 s14 RES RES FVAL HH FVAL HL FVAL LH FVAL LL BVAL HH BVAL_HL BVAL LH BVAL LL APL HH APL HL APL LH APL LL ETX Header SOH Olh Start O
34. er requests the monitor to write Asset data Check code SOH jT A 0 STX PC tet le T Poe B ies T Pe Data 0 Data 1 Data N ETX Header SOH Olh Start Of Header O 30h Reserved A 41h Monitor ID If the command should be sent to certain monitor only the either of character A 41h to Z which is corresponding to monitor ID from Nol to No 26 should be set to this portion a broad cast command only set command is available then the 5Ah LE it 15 2Ah should be applied O 30h Message sender is the controller A 41h Message type is Command N N Message length Note The maximum data length that can be written to the monitor at a time is 32bytes Ex The byte data 20h is encoded as ASCII characters 2 and O 32h and 30h Message STX 02h Start of Message C O O E 43h 30h 30 45h Asset Data writes command O OQ Offset address from top of Asset data 00h Write data from top of the Asset data area Data DataN Asset data The data must be ASCII characters strings ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR ODh End of packet 2 The monitor replies a data for confirmation If command is sent as Broadcast then no reply Should be sent back Check code SOH 0 OQ A B N N STX 0 0 C 0 0 E 0 0 D
35. f Header O 30h Reserved O 30h Message receiver is the controller A 41h Monitor ID B 42h Message type is Command reply 1 4 31h 34h Message length Message STX 02h Start of Message MCM 3 2 4 41h 33h 32h 34h Auto Brightness Sensor Write reply Command RES Result code 0 30h 0 30h Normal 0 30h 1 31h Abnormal 47 58 FVAL HH Front Sensor Detected Data High Low byte FVAL LH Front Sensor Detected Data Low Low byte FVAL HL FVAL LL BVAL HH BVAL HL BVAL LH BVAL LL Front Sensor Detected Data High High byte Front Sensor Detected Data Low High byte Back Sensor Detected Data High High byte Back Sensor Detected Data High Low byte Back Sensor Detected Data Low High byte Back Sensor Detected Data Low Low byte APL HH APL data High High byte APL HL APL data High Low byte APL LH APL data LowHigh byte APL LL APL data Low Low byte ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR QDh End of packet 48 58 Changes for the Bester Changes fer the Bester 14 Control Commands for Automatic ID Assignment function You can set sequential Monitor ID automatically for daisy chained monitors This function is executed by following 2 steps NOTE This function is only applicable for RS 232C based daisy chained connection but not applic
36. h Result code No error O 2 30h 32h Operation code page number is 2 7 9 37h 39h Operation code is 79h in the page 2 O O 30h 30h This operation is Set parameter type 0 0 F F 30h 30h 46h 46h Maximum value rrtt TTE 30h 30h 33h 32h The temperature is 50 degrees Celsius Readout value is 2 s complement Readout value Temperature Celsius 125 0 0000 0000 0111 1101 007Dh pot 0000 0000 0000 0000 ooooh 25 0 1111 1111 1110 0111 FFE7h 1111 1111 1100 1001 FFC9h ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR ODh End of packet 23 58 Changes for the Bester 7 Power control procedure 7 1 Power status read 1 The controller requests the monitor to reply a current power status check code _ T_ _ Re 1 STRO ID TOT ETR Header SOH Olh Start Of Header 0 30h Reserved A 41h Monitor ID If the command should be sent to certain monitor only the either of character A 41h to Z 5Ah which is corresponding to monitor ID from Nol to No 26 should be set to this portion 0 30h Message sender is the controller A 41h Message Type is Command O 6 30h 36h Message length is 6 bytes Message STX 02h Start of Message 0 1 D 6 Get power status command ETX 03h End of Message Check code BCC Block Check Code Refer t
37. h 43h December DD Day Otet LY 0n adne I 1 E 31h 45h 30 1Eh WW weekdays This parameter if no use since the week is automatically calculated by Monitor based on the date data HH Hours 0 0 30h 30h 0 1 7 31h 37h 23 17h MN Minutes 0 0 30h 30h 0 3 B 33h 42h 59 3Bh DS Daylight saving Summer time Oreto 30n 30h NO Dret 30n Gn YES ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR 0Dh End of packet 2 The monitor replies a data for confirmation If command is sent as Broadcast then no reply should be sent back check code Sty MDDS ETE eR 30 58 oe SS Changes fer the Bester Header SOH Olh Start Of Header O 30h Reserved O 30h Message receiver is the controller A 41h Monitor ID This portion should depend on the monitor ID of Monitor A 41h Z 5Ah B 42h Message type is Command reply 1 6 31h 36h Message length Message STX 02h Start of Message Otet eT e 43h 33h 31h 32h Date amp Time write reply command ST Date amp Time Status command 0 0 30h 30h No error 0 1 30h 31h Error YY MM DD WW HH MN DS Date amp Time data YY Year offset 2000 0 0 30h 30h 2000 6 3 36h 33h 2099 99 63h MM Month POt F1 30m 3silh s January
38. heck code DEAS Ct et Ze 1 a 4 PG ON HOURS ON MIN OFF HOURS OFF Min INPUT WD FL ETX Header SOH Olh Start Of Header O 30h Reserved A 41h Monitor ID If the command should be sent to certain monitor only the either of character A 41h to Z 5Ah which is corresponding to monitor ID from Nol to No 26 should be set to this portion If it is a broad cast command only set command is available then the 2Ah should be applied O 30h Message sender is the controller A 41h Message type is Command 1 6 31h 36h Message length Message STX 02h Start of Message C 2 1 4 43h 32h 31h 34h Schedule writes command PG ON HOURS ON MIN OFF HOURS OFF Min INPUT WD FL Schedule data PG Program No tO T 07 30n 10 6 30h Program No 1 30h 36h Program No 7 ON HOUR Turn on time hour 0 0 30h 30h 00 1 7 31h 37h 23 17h 1 8 31h 38h ON timer isn t set ON MIN Turn on time minute 0 0 30h 30h 0 3 B 33h 42h 59 3 C 33h 43h On timer isn t set OFF HOUR Turn off time hour 0 0 30h 30h 00 1 7 31h 37h 23 17h 1 8 31h 38h Off timer isn t set OFF MIN Turm Off time minute 0 0 30h 30h 0min 3 B 33h 42h 59 3Bh 3 C 33h 43h Off timer isn t set INPUT ere input 0 0 30h 30h RGB1 HDMI Vote cea 31h RGB2 DVI D tO Pe 30h 32h R
39. iday POTe O 30h Sols sacurday HH Hours 0 0 30h 30h 0 1 7 31h 37h 23 17h MN Minutes 0 0 30h 30h 0 3 B 33h 42h 59 3Bh DS Daylight saving Summer time Oe 0 30h 30n NO YO 30m 31h gt YES ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR ODh End of packet 9 2 Date amp Time Write This command is used in order to write the setting of the Date amp Time 1 The controller requests the monitor to write Date amp Time 29 58 check code STR 1211212 YY MM DD WHC HE MN DS ETE Header SOH Ulih Start Of Header O 30h Reserved A 41h Monitor ID If the command should be sent to certain monitor only the either of character A 41h to Z 5Ah which is corresponding to monitor ID from Nol to No 26 should be set to this portion If it is a broad cast command only set command is available then the 2Ah should be applied O 30h Message sender is the controller A 41h Message type is Command 1 4 31h 34h Message length Message STX 02h Start of Message C 2 1 2 43h 32h 31h 32h Date amp Time write command YY MM DD WW HH MN DS Date amp Time data YY Year offset 2000 0 0 30h 30h 2000 6 3 36h 33h 2099 99 63h MM Month 0 11 30n 31h January 0 C 30
40. ion Tiling Monitor ID Clock Clock Phase Zoom H Resolution V Resolution STX Command code any 17 58 Changes for the Bester gt Send OD 30h 44h as Save current settings quick command gt Complete Save Current setting command packet as follows ASCII 01h 30h 41h 30h 41h 30h 34h 02h 30h 44h 03h CHK ODh SOS St Ate tS at ete aor k Oe eTR CR The monitor replies the packet for confirmation as follows OHS let Oh S aa eat e aoe Oa Oa DY ht x Cik CR 5 5 2 Get Timing Report and Timing reply The controller requests the monitor to report the displayed image timing Command code ue gn ee i gt Send 07 30h 37h as Get Timing Report command gt Complete Get Timing Report command packet as follows The destination A monitor ID of 1 is only an example It should be changed according to the target monitor ID ASCII 01h 30h 41h 30h 41h 30h 34h 02h 30h 37h 03h CHK 0Dh SORT OTe A ToT eA T e TRA T0 er a xa Chh CR The monitor replies status as the following format gt a p e m to mse iss s a SS Timing status byte Bit 7 1 Sync Frequency is out of range Bit 6 1 Unstable count BLE 52 Reserved Don t care Bit 1 1 Positive Horizontal sync polarity O Negative Horizontal sync polarity Bit 0 1 Positive Vertical sync polarity O Negative Vertical sync polarity gt H Freq Horizontal Frequency in unit 0 01kHz gt V Freq Vertical Frequency in uni
41. itor Message format of the Set parameter is as follows B E Hi o mi to ue is 3 Refer to section 5 3 Set parameter for more details 4 Set Parameter reply The monitor replies with this message for a confirmation of the Set parameter message Message format of the Set parameter reply is as follows Requested setting Hi to Hi to Hi to Hi to ms usp us s 4 Refer to section 5 4 Set parameter reply for more details 5 Command Command message format depends on each command Usually this command message is used for some non slider controls and some special operations such as Save current settings Get timing report power control Schedule etc Refer to section 5 5 Commands message for more details 11 58 Changes fer the Bester 6 Command reply The monitor replies to a query from the controller Command reply message format depends on each command Refer to section 5 5 Commands message for more details 12 58 oe NEES ELECTRIC Changes for the Better 4 5 Check code Check code Check code is the Block Check Code BCC between the Header and the End of Message except SOH SOH Di Reserved D Destination D gt source D3 Type Da Length Ds STX De Data D ETX De Check code Dr P Po P P P P Disa D XOR D XOR D3 XOR Dh XOR Exclusive
42. itor only the either of character A 41h to Z 5Ah which 1S corresponding to monitor ID from Nol to No 26 should be set to this portion O 30h Message sender is the controller A 41h Message type is Command O 4 30h 34h Message length Message STX 02h Start of Message Bi 1 42h 31h Self diagnosis command ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR ODh End of packet 2 The monitor replies a result of the self diagnosis check code 0 0 A B N N STX A 1 ST 0 ST 1 Header SOH Olh Start Of Header 0 30h Reserved O 30h Message receiver is the controller A 41h Monitor ID This portion should depend on the monitor ID of Monitor A 41h Z 5Ah B 42h Message type is Command reply N N Message length Note The maximum data length that can be written to the monitor at atime is 32bytes 37 58 oe Changes for the Bester Ex The byte data 20h is encoded as ASCII characters 2 and 0 34h and 30h Message STX 02h Start of Message A 1 41h 31h Application Test Report reply command ST Result of self tests 00 Normal 70 Analog 3 3V abnormality 71 Analog 12V abnormality 72 Analog 5V abnormality 73 Audio amplifier 12V abnormality 78 Panel 12V abnormality 80 Cooling fan 1 abnormality 8l Cooling Tan 2 abnormality
43. mal 0 30h 1 31h Abnormal VAL Auto Brightness setting parameter bit0 LIGHT FROM BACK 1 Yes 0 No bitl BACK WALL 1 Near 0 Far bit2 FRONT SENSOR 1 0n 0 0ff baits BACK SENSOR 1 0n 070rT bit4 Saturation 1 0n 0 0ff bit5s Video Detect 1 0n 0 0ff 41 58 bit6 7 Not used VAL H ASCII code of bit4 Vof data VAL L ASCII code of bit0 3 of data Example If BitO and 1 1 and the other bits 0 00000011 VAL H 0 0x30 VAL L 3 0x33 ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR QDh End of packet 42 58 Changes for the Bester oe SS Changes for the Besser 13 2 Auto Brightness Parameter Write Send AutoBrightness Parameters from Host PC or Primary Monitor to Slave Secondary Monitors 1 Write Parameters from PC to Monitor Check code STR Ch Da 30 eA _H VAL_L ETX O1h 30h 2Ah Monitor ID Use as ALL for Broadcasting of parameter 30h Header SOH Olh Start Of Header O 30h Reserved 0 Message sender is the controller A 41h Message type is Command O 8 30h 38h Message length Message STX 02h Start of Message Ch SIAT 2 2 43h 32h 32h 32h Auto Brightness Parameter Write command VAL AutoBrightness setting parameter bitO LIGHT FROM BACK 1 Yes 0 No bitl BACK WALL 1 Near 0 Far bit2 FRONT SENSOR 1 0n 0 O
44. no reply should be sent back check code STX Oh yt Ft te Pet eS 10 T ro T ari 0 6 4 0 0 5 1 10 ETX Header SOH Olh Start Of Header O 30h Reserved O 30h Message receiver is the controller A 41h Monitor ID This portion should depend on the monitor ID of Monitor A 41h 2 5Ah F 46h Message Type is Set parameter reply 2 2 31h 32h Message length is 18 bytes 20 58 Changes for the Besser Message STX 02h Start of Message O 0 30h 30h Result code No error O 0O 30h 30h Operation code page number is 0 1 O 31h 30h Operation code is 10h in the page 0 O 0 30h 30h This operation is Set parameter type O 0O 6 4 30h 30h 36h 34h Brightness max value is 100 0064h O 0 5 0 30h 30h 35h 30h Received a Brightness setting was 80 0050h as 80 ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR ODh End of packet 1 Repeat Step 1 and Step 2 if you need to check the Brightness setting Recommended Step 5 Request the monitor to store the Brightness setting Save Current Settings Command check code SIx 0 1 CTE Tx ae a Header SOH Olh Start Of Header O 30h Reserved A 41h Monitor ID If the command should be sent to certain monitor only the either of character A 41h to
45. nput O 8 30h 38h RGB5 OPTION CATS Digital O 9 30h 39h RGB6O DisplayPort WD Week setting bit 0 Monday bit 1 Tuesday bit 2 Wednesday bit 3 Thursday bit 4 Friday DLE 53 Saturday bit 6 Sunday EX T 30h 3h Monday O 4 30h 34h Wednesday O F 30h 46h Monday Tuesday Wednesday and Thursday 7 F 37h 46h Monday to Sunday FL Option bit 0 Everyday bit 1 Every week bit 2 Schedule Disable Enable When bitO and bitl are 1 it behaves as Everyday EX Schedule Schedule behavior 0 0 30h 30h Schedule Disable 0 1 30h 31h Schedule Disable 1 LOR 82 30n 32 a Schedule Disable 36 58 0 3 30h 33h O Schedule Disable 0 4 30h 34h ai Once Follow WD Week setting os 30n 35h OSI Everyday rot nae 36h Fs f 2 Everyweek Follow WD Week setting OT 30h sm o o Oi Bveryday SSS ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR ODh End of packet 11 Self diagnosis 11 1 Self diagnosis status read This command is used in order to read the Self diagnosis status 1 The controller requests the monitor to read Self diagnosis status Check code T STRB ET BC Header SOH Olh Start of Header O 30h Reserved A 41h Monitor ID If the command should be sent to certain mon
46. o the section 4 5 Check code for a BCC calculation Delimiter CR ODh End of packet 2 The monitor returns with the current power status check code STX 10 2 Ot t OH 1D 6 Livi OQ 0 STA r t T A tT ce ee Py Pe A Ee Header SOH Olh Start Of Header O 30h Reserved O 30h Message receiver is the controller A 41h Monitor ID This portion should depend on the monitor ID of Monitor A 41h Z 5Ah B 42h Message Type is Command reply 2 2 31h 32h Message length is 18 bytes Message STX 02h Start of Message O 2 30h 32h Reserved data 0 0 30h 30h Result code 00 No Error 01 Unsupported D 6 44h 36h Display power mode code O 0 30h 30h Parameter type code is Set parameter O 0 0 4 30h 30h 30h 34h Power mode is 4 types O O 0 1 30h 30h 30h 31h Current power mode lt Status gt 0001 ON O60 Sp ard bi Sewer Sore 003 Suspencd tpewer save 0004 Stand by power save OFF same as IR power off ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation 24 58 Changes for the Bester Delimiter CR ODh End of packet 7 2 Power control 1 The controller requests the monitor to control monitor power check code STX 1C re i OS rah D 6 10 10 0 1 ETX Header SOH Olh Start Of Header 0 30h Re
47. of Monitor ID 1 26 This ID is used for Extended Command Basic command is independent from this setting CONTROL TIME OUT If you use the HYPER TERMINAL with manual typing operation of ASCII characters then change the setting from default 10msec to 2sec or 30sec 3 58 Changes for the Besser 3 Communication Parameter Set each communication parameters to the PC connected with each kind of cable A RS 232C connection 1 RS 232C direct connection between PC and Displa RS 232C Asynchronous Full duplex B CAT5 OPTION RS 485 connection 1 USB connection between PC and CATS Tx BOX Control switch is Legacy mode or Auto conversion mode RS 232C Asynchronous Half duplex via USB driver Note Set the parameters on to USB driver properties RTS is negative polarity 2 RS 232C connection between PC and CAT5 Tx BOX Control switch is Legacy mode or Auto conversion mode RS 282C Asynchronous Half duplex TXD RXD DTR DTR is on Legacy mode only Note DTR is negative polarity C LAN connection 1 LAN connection between PC and Displa Interface Changeable default 192 168 0 1 depends on model Note Communication speed depends on the baud rate 9600bps with internal conversion from LAN to RS 232C D UART connection by OPS PC 1 UART direct connection between OPS PC and Display via OPS slot UART Asynchronous Full duplex 475
48. oller A Monitor ID This portion should depend on the monitor ID of Monitor A 41h Z 5Ah B 42h Message type is Command reply N N Message length Note The maximum data length that can be written to the monitor at a time is 32bytes Ex The byte data 20h is encoded as ASCII characters 2 and O 32h and 30h Message STX 02h Start of Message PChHt3 17 6 41h Ssh 31h 30h Serial No reply command Data 0 Data 1 Data n Serial Number 4 The data must be ASCII characters strings ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR ODh End of packet 39758 Changes for the Besser 12 2 Model Name Read This command is used in order to read the Model Name 1 The controller requests the monitor to read Model Name check code ETX cc e Header SOH O1h Start Of Header O 30h Reserved A 41h Monitor ID If the command should be sent to certain monitor only the either of character A 41h to Z 5Ah which is corresponding to monitor ID from Nol to No 26 should be set to this portion O 30h Message sender is the controller A 41h Message type is Command O 6 30h 36h Message length Message STX 02h Start of Message 2 1 7 43h 32h 31h 37h Model Name command ETX 03h End of Message Check code BCC Block Check Code Refer
49. om Nol to No 26 should be set to this portion O 30h Message sender is the controller A 41h Message type is Command POS 6 30h 26h Length Message STX 02h Start of Message Orere I I 43h 32h 31h 31h Date amp time read request command ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR ODh End of packet 2 The monitor replies Date amp Time to the controller check code Header 28 58 oe SS Changes fer the Better SOH Olh Start of Header O 30h Reserved O 30h Message receiver is the controller AY 41h Monitor ID This portion should depend on the monitor ID of Monitor A 41h Z 5Ah B 42h Message type is Command reply 1 4 31h 34h Message length Message STX 02h Start of Message lO retra Tatr Ter YY MM DD WW HH MN DS 43h 33 31h 31h Date amp Time read reply command Date amp Time data YY Year offset 2000 0 0 30h 30h 2000 F6of 3 36h 33h 2099 99 63h MM Month 0 11 30b 31h January 0 C 30h 43h December DD Day 0t 1T1 SO 31h 1 1 E 31h 45h 30 LEh 1 F 31h 46h 31 1Fh WW weekdays fO 0 30h 300 Sunday O t1 30h 31h Monday FO 2 30h 32h Tuesday O 3 30h 33h Wednesday O 4 30h 34h Thursday POT ats 300 Sons Fr
50. page 2 2 The Main Power Switch AC of the display is ON So the modes of the display are DC mn DC OLE or Sranchy 3 The PC is on 4 Set the OSD menu LAN SETTING DHCP CLIENT Select whether to use DHCP client or not Select OFF when not using it and select ON when using it IP ADDRESS Set the IP address of the monitor Default address is 192 168 0 10 It depends on model SUBNET MASK Set the gateway mask Sel it to 255 255 205 0 for normal use DEFAULT GATEWAY set the IP address of the gateway router to externally connect the local area including the monitor Default address is 192 168 0 1 It depends on each model 5 Read the OSD menu LAN SETTING for control program PORT Read the port number Default number is 63007 It depends on model Communication protocol order 1 Open socket port 63007 of the display IP address on the PC as a TCP IP client On Windows PC the port is Winsock On Linux PC the port is socket 2 Send RS 232C command code on TCP IP protocol from the PC Sending Read command at first is recommended for confirming communication condition and display condition 3 Receive RS 232C command code on TCP IP protocol from the display Note This LAN command protocol has no NETWORK CERTIFICATION feature When you don t use in private network you may change the IP address sometimes for low level security 57 58 Changes for the Bester All dat
51. pendix B for more details f C LAN connection Connector Modular 8pin RJ45 Cable Modular 8pin RJ45 Strait CAT5 6 7 LAN cable If you connect one PC and one display without LAN HUB you use Cross LAN cable LAN HUB Display 1 Display 2 LAN cable LAN cables Ep nen ES Pen ES Note LAN control is converted to RS 232C control in the display 2 58 Changes fer the Better D OPS connection Connector OPS slot Cable No need You can control Monitor by using UART COM port of OPS PC As for the available OPS PC module please contact sales representative from MITSUBISHI in your area Option slot OPS PC Module Note 1 Following functions are disabled if you control display from OPS PC via UART interface POWER CONTROL function POWER ON OFF commands OSD settings for Serial Communication Please confirm following OSD settings prior to use the serial interface SERIAL COMMUNICATION Set appropriate type of connection RS232 Select if you use RS232C RS485 Select if you use CATS LAN Select if you use LAN OPS Select if you use OPS PC RS485 Termination If you use the RS485 with CATS option with multiple displays connected as a daisy chain tern on only 1 unit in the chain Ifyou use only one display then turn on it LAN SETTING If you use LAN control set appropriate parameters for DHCP CLIENT IP ADDRESS SUBNET MASK and DEFAULT GATEWAY MONITOR ID Set appropriate number
52. r Message Check Code Delimiter controller for confirmation Get Parameter gt get a value for confirmation lt Get Parameter Repl adjusted value Save Current Setting Command gt Check code message Header The controller requests to store the adjustedvaluetothemonitor 9 58 oe SS Changes fer the Better 4 1 Header block format fixed length Reserved Destination Message Message SOH a a ci Type Length 1 byte SOH Start of Header ASCII SOH 01h 2 byte Reserved Reserved for future extensions MDT551S must be ASCII 0 30h 3 byte Destination Destination eguipment ID Receiver Specify a command s receiver s address If the command should be sent to certain monitor only the either of character A 41h to Z 5Ah which is corresponding to monitor ID from Nol to No 26 should be set to this portion If it is a broad cast command only set command is available then the 2Ah should be applied A pyte Source Source equipment ID Sender Specify a sender address The controller must be 0 30h 5pyte Message Type Case sensitive Refer to section 4 2 Message block format for more details ASCII A 41h Command ASCII B 42h Command reply ASCII C 43h Get current parameter from a monitor ASCII D 44h Get parameter reply ASCII E 45h Set parameter ASCII F 46h Set
53. rs Ex 0123h gt 1 MSB ASCII 0 30h Te e5Crr Th 3th Chae ASCII 2 32h 4 LSB ASCII 3 33h 10 byte ETX End of Message ASCII ETX 03h 5 4 Set parameter reply Requested setting Cui to m to m i m to me iss mse Is Ea ae E a a a a a e a The Monitor echoes back the parameter and status of the requested operation code If command is sent as Broadcast then no reply should be sent back 1 byte STX Start of Message ASCII STX 02h 29 3 bytes Result code ASCII 0 0 30h 30h No Error ASCII O 1 30h 31h Unsupported operation with this monitor or unsupported operation under current condition 4 _5 bytes OP code page Echoes back the Operation code page for confirmation Reply data from the monitor is encoded to ASCII characters Ex OP code page 02h gt OP code page ASCII 0 and 2 30h and 32h Refer to Operation code table 6 7bytes OP code Echoes back the Operation code for confirmation Reply data from the monitor is encoded to ASCII characters Ex OP code 1Ah gt OP code Hi ASCII 1 31h OP code Lo ASCII A 41h Refer to Operation code table 16 58 Changes fer the Bester gt_g hyvtes Type Operation type code ASCII O O 30h 30h Set parameter ASCII O 1 30h 31h Momentary Like Auto Setup function that automatically changes the parameter 10 13 bytes Max value Maximum value that monitor can accept l
54. s Type Operation type code This returned value from the monitor is encoded to ASCII characters Ex The byte data Olh is encoded to ASCII character 0 and 1 30h and 31h 00h Set parameter Olh Momentary Like the AutoSetup function which automatically changes the parameter 10 13 bytes Max value Maximum value which monitor can accept l6bits This returned value from the monitor is encoded to ASCII characters Ex 0 1 2 and 3 means 0123h 291 14 17pbytes Current Value 16bits This returned value from the monitor is encoded to ASCII characters Ex 0 1 2 and 3 means 0123h 291 18 byte ETX End of Message ASCII ETX 03h 5 3 Set parameter STX OP code page oet Value PTX Hi Lo Hi Lo MSB LSB ra Send this message to change monitor s adjustment and so on The controller requests a monitor to change value 1 byte STX Start of Message ASCII STX 02h 2 3 bytes OP code page Operation code page 15 58 Changes fer the Besser This OP code page data must be encoded to ASCII characters Ex The byte data 02h must be encoded to ASCII 0 and 2 30h and 32h Refer to the Operation code table 4 _5 bytes OP code Operation code This OP code data must be encoded to ASCII characters OP code 1Ah gt OP code Hi ASCII 1 31h OP code Lo ASCII A 41h Refer to the Operation code table 6 9 hytes Set value 16bit This data must be encoded to ASCII characte
55. sec When Command 1 is power command POWER ON POWER OFF a gt 5sec When Command 1 is video input command INPUT D SUB INPUT VIDEO etc a gt 600msec When Command 1 is the others x Minimum reply time from display Additional time depends on command processing in display b 10msec Typ On RS 232C connection The time depends on models as 10 to 20msec b 140msec Typ On RS 485 connection The time depends on models as 90 to 140msec Command internal gap Don t make a longer interval gap between characters Following 3steps of time out periodis selectable by OSDmenu CONTROL TIMEOUT in CONFIGURATION2 menu C lt 10msec Normal communication mode for time out error of each character gap C lt 2sec Hand typing mode on teletype application C lt 30sec Hand typing mode with longer time out Infinity waiting isn t supported because of processing freeze 5 58 oe SES Changes fer the Better 4 Communication Format 4 1 Basic command This command set supports only the basic control of monitor and does NOT support multi monitor control by daisy chained connection This command set will be written in the user s manual of MDT551S 1 Control command diagram The command is structured by the address code function code data code and end code The length of the command is different for each function _ Address code 0Dh ASCII Address code 30h 30h In
56. served A 41h Monitor ID If the command should be sent to certain monitor only the either of character A 41h to Z which is corresponding to monitor ID from Nol to No 26 should be set to this portion a broad cast command only set command is available then the 5Ah LE ib is ZAn shou ld be applied O 30h Message sender is the controller A 41h Message type is Command O C 30h 43h Message length is 12 bytes Message STX 02h Start of Message IO A Oa Ss aI D9 6 45h 32h 30h 33n 44h 36 2 power control command 0 0 0 1 30h 30h 30h 31h Power mode 0001 ON 0002 0003 Do not set 0004 OFF same as the power off by IR 000F FORCE power OFF with OPS PC ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR ODh End of packet 2 The monitor replies a data for confirmation If command is sent as Broadcast then no reply Should be sent back check code Py STX PO te Lot 1C a Pi tS 10 0 0 1 ETX Header SOH O1h Start Of Header O 30h Reserved O 30h Message sender is the controller A 41h Monitor ID This portion should depend on the monitor ID of Monitor B 42h Message type is Command reply N N Message length A 41h 2Z 5Ah Note The maximum data length that can be written to the monitor at
57. ssage Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR ODh End of packet 2 The monitor replies Schedule to the controller SOH 0 0 STX C 3 1 3 PG ON HOURS ON MIN OFF HOURS OFF Min INPUT WD FL ETX Header SOH Olh Start of Header Q 30h Reserved O 30h Message receiver is the controller A 41h Monitor ID This portion should depend on the monitor ID of Monitor A 41h Z 5Ah B 42h Message type is Command reply 1 6 31h 36h Message length Message STX 02h Start of Message iChat atatit 3 43h 33h 31h 33h s Schedule read reply command PG ON HOURS ON MIN OFF HOURS OFF MIN INPUT WD FL Schedule data PG Program No O 0 30n 30h Program No 1 fOF T6 30h 30n Program No7 ON HOUR Turn on time hour 0 0 30h 30h 00 1 7 31h 37h 23 17h 1 8 31h 38h ON timer isn t set ON MIN Turn on time minute Oa OF oOhy 0h U 32758 Changes fer the Bester 3 B 33h 42h 59 3 C 33h 43h On timer isn t set OFF HOUR Turn off time hour rO 0 30h 30h 00 1 7 31h 37h 23 17h 1 8 31h 38h Off timer isn t set OFF MIN Turnoi time minute 0 0 30h 30h 0 3 B 33h 42h 59 3Bh 3 C 33h 43h Off timer isn t set INPUT Timer input O 0 30h 30h RGB1 HDMT PO 1 30h 31h
58. t 0 01Hz Ex When H Freg is 1 2 A Y9 31h 32h 41h 39h it means 47 77kHz 5 5 3 NULL Message The NULL message returned from the monitor is used in the following cases A timeout error has occurred The default timeout is 10sec The monitor receives an unsupported message type The monitor detects a packet BCC Block Check Code error 18 58 oe SS Changes for the Besser To tell the controller that the monitor does not have any answer to give to the host not ready or not expected Complete NULL Message command packet as follows The destination A monitor ID of 1 is only an example It should be changed according to the target monitor ID O01h 30h 30h 41h 41h 30h 34h 02h 42h 45h 03h CHK ODh OOH OS Ore ae ae Oe t TX D e bo xX Chke CR 6 Typical procedure example The following is a sample of procedures to control the monitor these are examples of Get parameter Set parameter and Save current settings 6 1 How to change the Brightness setting Step 1 The controller requests the Monitor to reply with the current brightness setting and capability to support this operation Get parameter check code T E E sc E Header SOH 01h Start Of Header O 30h Reserved A 41h Monitor ID If the command should be sent to certain monitor only the either of character A 41h to Z 5Ah which is corresponding to monitor ID from Nol to No 26 should be set
59. tes Message STX 02h Start of Message O 2 30h 32h Operation code page number is Q2h 7 8 37h 38h Operation code is 78h on page z roterte 30h 30h 30h 31h Select the temperature sensor 1 01h 00h No meaning Olh Sensor 1 02h Sensor 2 ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR ODh End of packet Step 2 The monitor replies for confirmation Check code SOH 0 STX O O OTH 12I 17TI 1BIA OTOH 0 0 2 0 1 0 1 0 1 ETX Header SOH Olh Start of Header Q 30h Reserved O 30h Message receiver is the controller A 41h Monitor ID This portion should depend on the monitor ID of Monitor A 41h 2Z 5Ah F 46h Message Type is Set parameter reply 2 2 30h 32h Message length is 18 bytes Message STX 02h Start of Message 0 0 30h 30h Result code No error O 2 30h 32h Operation code page number is 02h 7 8 37h 38h Operation code is 78h in the page 2 O 0 30h 30h This operation is Set parameter type O O 0 2 30h 30h 30h 32h Number of temperature sensors 2 0002h Tttt OTI 30h 30h 30h Sih temperature Sensor is 1 ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR ODh End of packet Step 3
60. to the section 4 5 Check code for a BCC calculation Delimiter CR ODh End of packet 2 The monitor replies a data for confirmation If command is sent as Broadcast then no reply should be sent back check code SOH 0 0 A B N N STX C 3 1 7 Data 0 Data 1 BCC CR Data n ETX Header SOH Olh Start Of Header O 30h Reserved O 30h Message receiver is the controller A 41h Monitor ID This portion should depend on the monitor ID of Monitor A 41h Z 5Ah B 42h Message type is Command reply N N Message length Note The maximum data length that can be written to the monitor at a time is 32bytes Ex The byte data 20h is encoded as ASCII characters 2 and 0 32h and 30h Message STX 02h Start of Message IO t r g r r 41h 33h 31h 37h Model Name reply Command Data 0 Data 1 Data n Model name 5 The data must be ASCII characters strings ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR ODh End of packet 40 58 oe SS Changes for the Besser 13 Control Commands for Auto Brightness function MDT551S supports the Auto Brightness function via RS 232C control in order to share a sensor detected result in a monitor with multiple monitors We have 2 modes of control Stand alone mode A monitor can control the others as Master
61. to this portion If it is a broad cast command only set command is available then the 2Ah should be applied O 30h Message sender is the controller C 43h Message is Get parameter command O 6 30h 36h Message length is 6 bytes Message STX 02h Start of Message O 0O 30h 30h Operation code page number is 0 1 O 31h 30h Operation code is 10h in the OP code page 0 ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR ODh End of packet Step 2 The monitor replies with current Brightness setting and capability to support this operation If command is sent as Broadcast then no reply should be sent back Check code POPS BS ye Net SE PO Pai Eh ot Ie Qe OMe tI 0 1 0 6 14 0 0 3 21 ETX Header SOH Olh Start Of Header 0 30h Reserved QO 30h Message receiver is the controller A 41h Monitor ID This portion should depend on the monitor ID of Monitor A 41h Z 5Ah D 44h Message Type is Get parameter reply 17 12 31h 32h Message length is 18 bytes 19 58 Changes for the Bester Message STX 02h Start of Message 0 0 30h 30h Result code No error 0 0 30h 30h Operation code page number is 0 1 0 31h 30h Operation code is 10h in the page 0 O 0Q 30h 30h This operation is Set parameter type

2. Connectors and wiring A: RS-232C

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