MDT521S - Mitsubishi Electric Australia
Contents
1. 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 Th 4 6 Delimiter Packet delimiter code ASCII CR OQDh 97 52 Changes fer the Beater 5 Message type 5 1 Get current Parameter from a monitor oP code page 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 1 byte STX Start of Message ASCII STX 02h a 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 O 30h OP code page Lo ASCII 2 32h Refer to Operation code table Appendix A 4 P_5 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 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 pa2. 49 52 Item OP code OP code Parameter Remarks page fT Temperature N n 09 G p G CO K aa O p 5 L sensor Picture Mode PIP ON OFF Still ON OFF _ ile Still Capture Off Momentary all ell RGB3 D SUB RGB4 BNC RGB1 HDMI RGB2 DVI D DVD HD VIDEO Composite S VIDEO CATS5 Reserved SRGB SRGB Hi Bright PC mode only Standard Cinema et aal ee ee Cinema A V mode only This operation has limitation of selection Please RGB 3 D SUB RGB 4 BNC RGB 1 HDMI RGB 2 DVI D DVD HD VIDEO Composite S VIDEO CATS Reserved refer tothe monitor instruction manual Se eo ET Mm GC NO KA Of FY ND FE Audio 1 4 HDMI Audio 2 Audio 3 CO l LO N FR Mute a UNMUTE eee Volume UP Down pra a A Select sensor Temperature Readout a temperature AutoBrightness On Off AutoBrightness Control Li ai of of 00 52 K left side Of F oO MAX right side 0 UP side Max Down 1 Sensor 1 2 Sensor 2 Returned value is 2 s complement Refer to section 6 2 0 Off 1 Local 2 Remote na 0 Secondary 1 Primary Changes fer the Berjer B Application Note for RS485 based communication using CAT5 Tx BOX 1 RS 485 is half duplex communication So data flow control in HOST side is required 2 Data flow control is done by following procedure HOST send data
3. 23 17h MN Minutes 0 0 30h 30h U 3 B 33h 42h 59 3Bh DS Daylight saving Summer time LD T Y DT 30h 30h NO POTS iL 4 SO SOR YEG 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 STX C 3 1 2 ST YY MM DD WW HH MN DS ETX ee ee Start Of Header O 30h Reserved Message receiver is the controller Monitor ID This portion should depend on the monitor ID of Monitor A 41h 2 5Ah B 42h Message type is Command reply 1 6 31h 36h Message length Message STX 02h Start of Message Eh 37 1 2 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 26 32 Ore a 11T 1 eh MM Month rer ragi oli 2 PQS SEC SUD Tet DD Day POST SU ob Cte 1S Lig ASS Late an Aon WW weekdays 63h oe SE Changes fer the Berjer This parameter if no use since the week is automatically calculated by Monitor based on the date data HH Hours dA e 2575 Ae T L OT MN
4. 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 gt Send 0C 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 Oln 30h 41h S0n 41h 30h 34h 02n 30h 4 3h 03h CHK 0Dh SOS OHA ta Oa pian a ATR ka Oa Ca XH Cnn CR The monitor replies the packet for confirmation as follows DOH OR Ob te lt a eae ke Oe Oe Cea a CR 5 5 2 Get Timing Report and Timing reply The controller reguests the monitor to report the displayed image timing 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 ACIL Ola s0h 4ih 30n 41b 20h 34h 02n 3s0h 2 n O sh Cak 0Dn SORSA DT ATAT AP ae Te ta ee g ra Xe Chk CR 13 92 The monitor replies status as the following format SS Timing status byte Bit 7 1 Sync Frequency is out of range Bit 6 1 Unstable count Bit 5 2 Reserved Don t care Bit 1 1 Positive Horizontal sync polarity 0 Negative Horizontal sync polarity Bit 0 1 Pos
5. Ree 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 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 C 3 2 3 41h 33h 32h 33h Auto Brightness Sensor Read Reply Command RES Result code 0 30h 0 30h 2Normal 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 41 52 LH Changes fer the Besser BCC
6. The byte data 20h is encoded as ASCII characters 2 and 0 32h and 30h Message STX 02h Start of Message O Q 30h 30h Result code No error C 2 0 3 D 6 43h 32h 30h 33h 44h 36h power control reply command gt The monitor replies same as power control command to the controller 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 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 217 52 Changes fer the Better 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 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 A 30h 41h Message length is 10 bytes Message STX 02h Start of Message C O O B 43h 30h 30 42h Asset read request command 0 0 30h 30h Offset data from top of the Asset data At first set 00h Read data from the top of Ass
7. 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 93 92 LH Changes fer the Berjer 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 81 Cooling fan 2 abnormality gt 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 34 52 Changes fer the Berjer 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 SD eC alae el L Header SOH Olh Start Of Header O 30h Reserved AY 41h Monit 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 M
8. Minutes TORO 30n 20h 2 fot BY 35h 42h DS Daylight saving 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 Summer time 0 0 30h 30h 0 1 30h 31h 47 32 Changes fer the Better 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 code pike tat ZS Sa 3 PG n Tx 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 C 2 1 3 43h 32h 31h 33h Schedule read request command PG Program No gt The data must be ASCII characters strings ETX 03h End of Message Check code BCC Block Cheek 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 Check code Sige a St I 1 Ea LON HOURS ON N T NOE E HOURS OFF Min INPUT WD FL ETX SOH Olh Start of Header Q
9. 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 B 42h Message type is Command reply 1 6 31h 36h Message length Message STX 02h Start of Message C 3 1 3 43h 33h 31h 33h Schedule read reply command PG ON HOURS ON MIN OFF HOURS OFF MIN INPUT WD FL Schedule data PG Program No 0 0 30h 30h Program No 1 0 6 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 YON aa SOs U 28 92 LH Changes fer the Better vo Bolly Se en Om ay 42h 43h 59 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 Turn off time minute 0 0 30h 30h U 3 B 33h 42h 59 3Bh 3 C 33h 43h Off timer isn t set INPUT Timer input PO O 30h 30h REBLTHDML 0 1 30h 31h RGB2 DVI D LOT hZ T 30h 32h RGB3 D SUB 0 3 30h 33h RGB4 BNC YOY Sta 30h 34h DVD HD LO Tae ST 30n E VIDEO TO T TET 30h 360 VIDEO S O 7 30h 37h It is operates by last memory input O 6 30h 38h RGBS CATS WD Week setting bit 0 Monday bit 1 Tuesday bit 2 Wednesday pit 3 Thur
10. Block Check Code Refer to the section 4 5 Check code for a BCC calculation 42 52 LH Changes fer the Better 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 check code OIX Cte h oie AP VAL HH FVAL_HL FVAL_LH FVAL_LL BVAL_HH BVAL_HL BVAL_LH BVAL_LL APL_HH APL_H1L APL_ LH APL_LL ETX 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 41h Message type is Command 1 2 31h 32h Message length Message STX 02h Start of Message Eh 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 BVAL_LH Back Sensor Detected Data 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 f
11. End of Message Check code BCC Block Check Code Refer Delimiter CR QDh to the section 4 5 Check code for a BCC calculation End of packet 44 52 oe SEE Changes fer the Berjer LH Changes fer the Better 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 RS232C based daisy chained connection but not applicable 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 RS232C communication mode to ID assignment Mode NOTE This command is only applicable for RS232C based daisy chained connection but not applicable CATS 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 STROE ETE S G Header SOH Olh Start Of Header HUT 30h Reserved 2Ah Monitor ID Use as ALL for Broadcasting of parameter O 30h Message sender is the controller A ee Message type is Command O 4 30h 34h Message length is 4 bytes Message STX 02h Start of Message O
12. Language German French Spanish Chinese Screen Gamma 02h DBh normal Saver screen saving gamma Brightness 02h DCh 1 normal 2 decrease brightness En 1 Auto 2 Forced ON Ne oe vl Ae S O j5 K 5 OD wy S O O o Color System NTSC PAL gt SECAM Auto 4 43NTSC PAL 60 S 48 52 LH Changes fer the Bester Item OP code OP code Parameter Remarks page N CC O p 0 K 5 oy uy CC O O Advanced Option y f f q Hy Q D Information OSD 02h 3Dh 0 disable information OSD 3 10 OSD timer seconds Off Timer 02h 2Bh 0 OFF 1 1 hour 24 24 hours OSD Turn Off U Uh O 4 Do not set A 096p 120 120sec OSD H 02h 38h Position Position V 02h 39h Position ae a a a eee eee Se SOS SOO Input Resolution 02h DAh Auto gt 1024x768 1280x768 1360x768 Black Level gt OFF Expansion MIDDLE HIGHT Gamma Selection 02h 68h Gamma Table Selection 1 Native Gamma 4 Gamma 2 2 8 Gamma 2 4 7 S Gamma S Option Dicom porns OFF INTERLACE Enable Film Mode Monitor LID sd Monitor LID sd a i 1 26 ID o ID IR 02h li Lock Orr s2Prinery ee Tiling H monitor Number V monitor Number 5 Position 02h Deh 1 Upper left Mode 02h D3h y Disable ica Frame ae Power On Delay 0 OFF 2 4 6 8 10 20 30 40 50 50sec Advanced Option Reset 02 CES TI RESET Momentary
13. Of Header O 30h Reserved 2Ah Monitor ID Use as ALL for Broadcasting of parameter 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 Ch 12 12 2 43h 32h 32h 32h Auto Brightness Parameter Write command VAL AutoBrightness setting parameter bit0O LIGHT FROM BACK 1 Yes 0 No bitl BACK WALL 1 Near 0 Far bit2 FRONT SENSOR 1 0n 0 0ff bit3 BACK SENSOR 1 0n 0 0ff bit4 Saturation 1 Un U OLE T bit5 Video Detect 1 Qn U OTT bit6 7 Not used VAL_H ASCII code of bit4 7of 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 ODh 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 Check code AN STX 3 2 2 RES RES VAL_H S Header SOH Olh Start Of Header O 30h Reserved O 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 TC Teh Aah 2 41h 33h 32h 32h Auto
14. 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 O y P enter ea ee eee Ask about the power status of monitor Structure of the Read command HEX a ee a E gaua z650 lt 1 O O ovo Mm J2 ss zzy Oo YPbPr 76 49 76 32 S VIDEO 76 49 76 33 Picture mode HIGHBRIGHT 76 4D E 31 STANDARD PVM ph 76 4D 7099 32 resolution of Internal monitor resolution 4 52 LH Changes fer the Besser 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 MDT521S The command packet consists of four parts Header Message Check code and Delimiter Seguence of a typical procedure to control a monitor is as follows A controller and a monitor two way communication composition figure Get Parameter gt The controller sends a command to you want to change lt _ Get Parameter Repl a The monitor replies with the Header Message Check Code Delimiter current value of the requested Set Parameter gt me Check joa e eee The controller sends commands to set an adjusted value Set Parameter Reply The monitor replies to the controller for confirmation Get Parameter get a value for confirmatio
15. 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 Bena from the PC LCD monitor g 40 30 21 0D command for OO TAO POWER ON 30 30 21 OD Command received OO PF oy Command echoed back 3 92 Changes fer the Berjer 3 Operation commands The operation commands execute the basic operation setting of this LCD monitor It may not operate when changing the signal Operation POWER ON POWER OFF INPUT HDMI INPUT DVI D INPUT D SUB INPUT BNC INPUT CAT5 Reserved INPUT VIDEO INPUT YPbPr Eh 76h 32h INPUT S VIDEO E Eh 76h 33h e POWER OFF command should be operated over 1 minute after the power is turned on e POWER ON command should be operated over 1 minute after the power is turned off S VIDEO is SEPARATE only 4 Read command Host computer sends the command without Data code to monitor After receiving this command the monitor
16. 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 3 Following chart shows more detailed timing of data flow control by RTS RTS amp DTR a C RE b lt lt gt 1 RxD Monitor gt Host a l e Ep 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 4 Example of programming System Casel OS Windows XP Professional SP2 CPU Centrino Duo 1 66GHz Case2 0S Windows XP Home SP1 CPU Pentium4 2 8GHz Case3 OS Windows XP Professional SP2 CPU Pentium3 933MHz Procedure 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 7Omsec 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 51 52 Changes fer the Besser All data are subject to change without notice Cop
17. 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 0 0 30h 30h Program No 1 0 6 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 Turn off time minute 0 0 30h 30h 0min 3 B 33h 42h 59 3Bh 3 C 33h 43h Off timer isn t set INPUT E input 0 0 30h 30h RGB1 HDMI ra 30h 31h RGB2 DVI D dy 30h 220 RES D sUB PO 3 30h 33h RGB4 BNC rO 4 30h 34h DVD HD 2 4 6 an 3 T 1 TO a 30h 35h VIDEO dA 30h VIDEO S Cor 30h 37h It is operates by last memory input a 30h 38h RGB5 CATS 1 1 1 WD Week setting bit 0 Monday bit 1 Tuesday bit 2 Wednesday 30 92 ETX LH Changes fer the Better pit 3 Thursday bit 4 Friday bit 5 Saturday pit 6 Sunday EX 0 17 30h 31h Monday O 4 30h 34h Wednesday O F 30h 46h Monday Tuesday Wednesday and Thursday rT Ft 37
18. 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 Ex The byte data 20h is encoded as ASCII characters 2 and 0 34h and 30h Message STX 02h Start of Message O O Result code No error C 0 0 E 43h 30h 30 45h Asset Data write command 0 0 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 23 342 Changes fer the Beater 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 E Ree Header SOH Olh Start Of Header O 30h Reserved TAY 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 OT 6 S0h ooh length Message STX 02h Start of Message Eh 2 1 1 43h 32h 31h 31h Date amp time read req
19. Brightness Parameter Write reply Command RES Result code 0 30h 0 30h Normal lt lt 0 30n 1 31h Abnormal VAL_H VAL_L 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 39 52 LH Changes fer the Better Delimiter CR ODh End of packet 40 52 Changes fer the Berjer 13 3 Auto Brightness Sensor Read Read light sensor detected data from Monitor to Host PC 1 Read Request from PC to Monitor check code are ESEE E S Sender 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 6 30h 36h Message length Message STX 02h Start of Message Ch 2 STAN 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 ODh 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 RA eat teh lt a SIS IG Aes et Ze eto Ras
20. Changes fer the Besser RS232 485 Serial Communication Control for MDT521S 1 Application This document defines the communication protocols for serial control of the MDT521S Release Jun 11 2009 H Tanizoe K Kawashima 1 52 LH Changes fer the Beater 2 Connectors and wiring A RS232C connection Connector D Sub 9 pin Cable Cross reversed cable or null modem cable to RS 237C from R5 232C to RS 232C from RS 232C IN terminal OUT terminal IN terminal OUT terminal RS 232C Cable tet Lt B CAT5 RS485 connection Connector D SUB 9pin or USB Either one can be used for communication between PC and CATS Tx BOX 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 Cross reversed cable or null modem cable USB Standard USB cable terminal o terminal a terminal a terminal gece ge L anons f L cA caie f L 3 Communication Parameter 1 Communication system Asynchronous half duplex RS485 Full duplex RS232 2 Interface RS232C USB or RS232C DB9 between HOST and CAT5 Tx BOX 3 Baud rate 9600bps 4 Data length Sbits 5 Parity None 6 Stop bit 1 bit 7 Communication code ASCII 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 MDT521S Important Information HOST system shall send next comm
21. 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 GIX 1C 121 121 0 VAL VAL ETX Header SOH Olh Start Of Header 0 30h Reserved 2Ah Monitor ID Use as ALL for Broadcasting of parameter O 30h Message sender is the controller A 41h Message type is Command O 8 30h 38h Message length is 8 bytes Message STX 02h Start of Message Chet aeea TU 4ih 32h 32h 30n Exec ID Assignment VAL Value Start Monitor ID No 1 26 Exes 1 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 ODh 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 s STX RES RES VAL ETX Header SOH Olh Start Of Header Q 30h Reserved O 30h Message receiver is the controller SRC Monitor ID This portion depends on the monitor ID of Monitor A 41h Z 5Ah B 42h Message type is Command reply HUT A 30h 41h Message length Message STX 02h Start of Message RES Result code 0 30h 0 30
22. 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 X 2Ah should 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 Ct 27 0 3 D 6 43h 32h 30h 33h 44h 36h 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 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 20 32 LH Changes fer the Better 2 The monitor replies a data for confirmation If command is sent as Broadcast then no reply should be sent back check code STX 10 1 01 1 C att 0 0 0 1 ETX Header SOH Olh 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 A 41h 2Z 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 Ex
23. TRT 30h 45h Command code is OEh 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 ODh 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 _ 1 OESR B T Header SOH Olh Start Of Header Q 30h Reserved O 30h Message receiver is the controller SRC Monitor ID This portion should depend on the monitor ID of Monitor A 41h 2Z 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 30h 0 30h Normal 0 30h 1 31h Abnormal 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 45 52 LH Changes fer the Beater 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 RS232C based daisy chained connection but not applicable CAT5
24. Y 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 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 TXT 2Ah should be applied Message STX 02h Start of Message 16 52 Changes fer the Bester O C 30h 43h Command code is OCh 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 MDT521S 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 T 5Ah which is corresponding to monitor ID from Nol to No 26 should be set to this portion O 30h Message sender is the c
25. 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 Check code Header SOH Olh Start Of Header O 30h Reserved AY 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 25 32 LH Changes fer the Bester YY MM DD WW HH MN DS Date amp Time data YY Year offset 2000 0 0 30h 30h 2000 6 3 Sol 33h 2099 99 63h MM Month 0 1 30h 31h January 0 C 30h 43h December DD Day Urera Um eaa T 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 U 1 7 31h 37h
26. and 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 2 92 LH Changes fer the Bester 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 MDT521S 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 ASCII Address code 30h 30h In 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 1 1 fixed 2 Control sequence 1 The command from a computer to the LCD monitor will be sent in 600ms 2 The LCD monitor will
27. d 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 C 2 1 7 43h 32h 31h 37h Model Name 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 0 A B N N STX C 3 1 7 Data 0 Data 1 Data n ETX 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 2 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 C 3 1 7 41h 33h 31h 37h Model Name reply Command Data 0O Data 1l Data n Model name gt The data must be ASCII characters strings ETX 03h End of Message Check code BCC Block C
28. e 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 2 3 bytes Result code ASCII 0 0O 30h 30h No Error ASCII 0 1 30h 31h Unsupported operation with this monitor or unsupported operation under current condition 4 _5 hvtes 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 UT and 2 30h and 32h Refer to Operation code table 6 7 bytes 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 g _o bytes Type Operation type code 12 532 LH Changes fer the Bester ASCII O Q 30h 30h Set parameter ASCII 0 1 30h 31h Momentary Like Auto Setup function that automatically changes the parameter 10 13 bytes Max value Maximum value that monitor can accept 16bits Reply data from the monitor is encoded to ASCII characters Ex 0 1 2 3 means 0123h 291 14 17 bytes Requested setting Value Echoes back the parameter for confirmation 16bits Reply data from the monitor is encoded to ASCII characters Ex O 1 2 3 means 0123h 291 18 byte ETX End of Message
29. eck 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 requests the monitor to send the temperature from the selected sensor check code GOTAS UTS ee ea ay 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 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 O2h ri 9 370 398 Operation code 1s 79h an 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 ODh End of packet Step 4 The monitor replies a temperature of selected sensor Check code STX HOT HOT HOT UZ fT OT HOT 10 0 0 F F 0 0 3 2 ETX Start of Header O 30h Reserved POY o Message receiver is the controller A 41h Monitor ID This portion should depend on the monitor ID of Monitor TAT 41h 2 5Ah D 44h Message Type is Get parameter reply 2T 2 31h 32h Message length is 18 bytes Message 18 52 C
30. eserved 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 If it is rar 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 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 C O O EK 43h 30h 30 45h Asset Data writes command O O Offset address from top of Asset data 00h Write data from top of the Asset data area Dat aU 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 0 A B N N SiH OS Oe St CS Sa at ee i ea oe Header SOH Olh Start Of Header OT 10 rA Message receiver is the controller 30h Reserved Monitor ID This portion should depend on the monitor ID of Monitor A 41h 2 5Ah
31. essage 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 0 A B N N SIX CIT n Data 0 Data 1 Data n 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 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 Ex The byte data 20h is encoded as ASCII characters 2 and 0 32h and 30h Message STX 02h Start of Message Otet gtt ero 41h 33h sln 30h Serial No reply command Data 0 Data l1 Data n Serial Number gt 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 35 92 Changes fer 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 OCTET ee Header SOH Olh Start Of Header O 30h Reserved TA 41h Monitor ID If the command shoul
32. et 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 Check ode SOH 0 0 A B N N GTS TAD et Ota RBT Data 0 Data 1 Data N 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 2 5Ah 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 C 1 O B 43h 31h 30 42h Asset read reply command Data 0O 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 22 32 Changes fer the Beater CR ODh End of packet 8 2 Asset Data write This command is used in order to write Asset Data 1 The controller requests the monitor to write Asset data Check code SOH O A O A STX C OQ O EH Q OQ T Data 0 Data 1 Data N Header SOH Olh Start Of Header O 30h R
33. ge ee ee ee ee eee ee ee E ps pe MDT521S 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 10 92 LH Changes fer the Better QUZ No Errors 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 01h is encoded to ASCII character 0 and 1 30h and 31h 4 r_5 hvtes 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 6 T pyres 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 1 and A 31h and 41h gt _o bytes Type Operation type code This returned value from the monitor is encoded to ASCII characters Ex The byte data 01h 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 Maximu
34. h 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 Turn off time minute 0 0 30h 30h U 3 B 33h 42h 59 3Bh 3 C 33h 43h Off timer isn t set INPUT Timer input O 0 30h 30h REBI C BRT 0 1 30h 31h RGB2 DVI D VOT L ZT SUR 32h RGB3 D SUB 07 13 30h 33h RGB4 BNC TO T 30h 34h DYD ED LO Tee hS 30h 350 VIDEO O Yes TET 30h 26h VIDEO S O 7 OR 37h It is operates by last memory input PUT eT ET 30h 36h s REBS CATS WD Week setting bit 0 Monday bit 1 Tuesday bit 2 Wednesday bit 3 Thursday bit 4 Friday pit 5 Saturday bit 63 Sunday EX 07 11 300 Sih Monday O 4 30h 34h Wednesday O F 30h 46h Monday Tuesday Wednesday and Thursday T F 37h 46h Monday to Sunday Ft Option bit 0 Everyday bit 1 Every week bit 2 Schedule Disable Enable When bitO and bitl are 1 it behaves as Everyday SER 30h Peo Schedule Disable rnn C O Of Schedule Disable Once Follow WD Week setting Po laveryday OSS Everyweek Follow WD Week setting o everyday SS 32 52 Changes fer the Beater ETX 03h End of Message Check code BCC Bl
35. h 46h Monday to Sunday FL Option bit 0 Everyday bit 1 Every week bit 2 Schedule Disable Enable When bitO and biti are l1 it behaves as Everyday FL sei Schedule Everyday Schedule behavior Schedule Disable O o0 Schedule DiS ole o Schedule Disable Once Follow WD Week setting Po averyday SSCS PO Everyday SSS 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR 2 The monitor replies a data for confirmation ODh End of packet If command is sent as Broadcast then no reply should be sent back Check code ole Ce LA eae SSP GH ON HOURS ON MIN OFF HOURS OFF Min NPUT WD FL ETX 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 B 42h Message type is Command reply 1 8 31h 38h Message length Message STX 02h Start of Message Ue E i a 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 EOP I SON Ott G 30h Program No 1 30h 36h Program No 7 31 52 LH Changes fer the Better ON_HOUR Turn on time hour 0 0 30h 30h 00 1 7 31
36. h 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 46 52 LH Changes fer the Beater Appendix A Operation Code OP code Table Item OP code OP code Parameter Remarks page a o a i td S D fH l o o Du Noise Reduction Color control Red 16h Green 18h Blue 1Ah ee O Color Temperature 2 0 2600K 100K step 74 10000K H Position 00h 20h Depends ona display timing V Position Depends ona display timing Clock U Uh QEN Clock phase U Uh 3Eh H Resolution 02h 50h z 2 td ad T V Resolution 02h 51h Zoom Mode 02h CEh custom Dynamic 6 Normal FULL Zoom H Expansion 02h 6Ch 100 100 300 Zoom V Expansion 02h 6Dh 100 300 47 52 Item OP code OP code Parameter Remarks page Japanese Italian Swedish Zoom H Position 02h Left side Right side Zoom V Position GG Down side Balance U Uh 93h 50 Center 100 Right Treble O Min 50 Center 100 Max Bass Min 50 Center aan Max audis ceset oa ata Reset onentaey PIP Size 71ih Small 2 Middle 3 Large Auto Setup 00h imn 1 Execute Momentary a a a ca Power n pr ON Language EE OSD
37. hanges fer the Bester STX 02h Start of Message rOf t0 30h 30h 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 T0 101 Tt3 1 2 30h 30h 33h 32h The temperature 1s 50 degrees Celsius Readout value is 2 s complement Readout value Temperature Celsius E Hexadecimal 125 0 0000 0000 0111 1101 007Dh 0000 0000 0001 1001 0019h Co f 0000 0000 0000 0000 oooon 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 7 Power control procedure 7 1 Power status read 1 The controller requests the monitor to reply a current power status Check code TA S 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 6 30h 36h Message length is 6 bytes Message STX 02h Start of Message O 1 D o Get power status command ETX 03h End of Message Check code BCC Block Check Code Refer t
38. heck Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR ODh End of packet 36 52 LH Changes fer the Beater 13 Control Commands for Auto Brightness function MDT521S supports the Auto Brightness function via RS232c 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 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 check code SOn the St ha Oe SIX Creat Ztat2t 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 6 30h 36h Message length Message STX 02h Start of Message Eh 2 121 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 ODh End of packet 2 Reply from Monitor to PC The monitor replies
39. ion Delimiter CR ODh End of packet Step 4 The monitor replies with a message for confirmation If command is sent as Broadcast then no reply should be sent back check code STX 0 0 0 0 1 0 0 0 0 0 6 4 10 0 51 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 1 2 31h 32h Message length is 18 bytes Message STX 02h Start of Message 0 0 30h 30h Result code No error 0 0 30h 30h Operation code page number is 0 2T 0 31h 30h Operation code is 10h in the page U O O 30h 30h This operation is Set parameter type O 0 6 4 30h 30h 36h 34h Brightness max value is 100 0064h O O0 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 gt 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 SST a aS G Header SOH Olh Start Of Header O 30h Reserved A
40. itive Vertical sync polarity O Negative Vertical sync polarity gt H Freq Horizontal Frequency in unit 0 01kHz gt V Freq Vertical Frequency in unit 0 01Hz Ex When H Freg is 1 2 A 9 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 gt A timeout error has occurred The default timeout is 10sec gt The monitor receives an unsupported message type gt The monitor detects a packet BCC Block Check Code error gt To tell the controller that the monitor does not have any answer to give to the host not ready or not expected gt 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 O1h 30h 30h 41h 41h 30h 34h 02h 42h 45h 03h CHK ODh SOH O t Oat Aya tA ra OY aia aS TX b TX CoK 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 ws AT ae LAE a Header SOH Olh Start Of Header O 30h Reserved A 41h Monitor ID If the command should be sent to cer
41. m value which monitor can accept 16bits This returned value from the monitor is encoded to ASCII characters Ex 0 1 2 and 3 means 0123h 291 14 17 bytes 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 Set Value M E E NN po 3h Ege eet 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 Ima bytes OP code page Operation code page This OP code page data must be encoded to ASCII characters 11 32 Changes fer the Bester Ex The byte data 02h must be encoded to ASCII UT and 2 30h and 32h Refer to the Operation code table 4 _5 hvtes 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 bytes Set value 16bit This data must be encoded to ASCII characters Ex 0123h S 1 MSB ASCII 0 30h De ASCTT YL 31h a ASOT 12 67K 4 LSB ASCII 3 33h 10 byte ETX End of Message ASCII ETX 03h 5 4 Set parameter reply Requested setting ox Leo slant ec ETX E ETE Hi Lo MSB LSB MSB LSB 15 L t t t t id T 10 4h 17 The Monitor echoes back th
42. mber is 0 Li 0 31h 30h Operation code 1s 10h in the page U O 0 30h 30h This operation is Set parameter type O 0 6 4 30h 30h 36h 34h Brightness max value is 100 0064h LU Te Rhea T Shah 30h 30h 33h 32h Current Brightness setting 1s AU UO SZP as 50 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 Check code 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 E 45h Message Type is Set parameter command O A 30h 41h Message length is 10 bytes Message STX 02h Start of Message 157342 LH Changes fer the Bester O O 30h 30h Operation code page number is 0 rLt 0 3ih 30h Operation code is 10h in the page 0 OPH hea S hah UE 30h 30h 3oh 30h Set Brightness satting 30 0050h as 30 ETX 03h End of Message Check code BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculat
43. n lt __ Get Parameter Repl Message Check Code The monitor replies with an adjusted value Save Current Setting Command gt the adjusted value tothe monitor 5 52 LH Changes fer the Bester 4 1 Header block format fixed length 1 byte SOH Start of Header ASCII SOH 01h 2 byte Reserved Reserved for future extensions MDT5215 mu st be ASCIL 0 30h 3 byte Destination Destination equipment 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 4byte Source Source equipment ID Sender Specify a sender address The controller must be 0 30h 5 byte 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 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 characte
44. 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 HOT UZ HOT HOT TmT 6 HOT o Q O Q qd t OQ Q Q ETX Header SOH Olh Start Of Header 197 32 LH Changes fer the Bester 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 B 42h Message Type is Command reply 2T 2 31h 32h Message length is 18 bytes Message STX 02h Start of Message rO 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 0 0 0 1 30h 30h 30h 31h Current power mode lt otatus gt 0001 ON 002 Stand bytpewer save 003 _Suspend _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 Delimiter CR ODh End of packet 7 2 Power control 1 The controller requests the monitor to control monitor power check code STR TGT L RHD TT ST TO O Q ETX Header SOH Olh Start Of Header O 30h
45. ock 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 Oo Px B 1 e Tx 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 4 30h 34h Message length Message STX 02h Start of Message B LY 42h 31h Seli 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 nret AT N N HD G AAE h STO o T 1 Header SOH Start Of Header Q 30h Reserved POY af Message receiver is the controller TAY 1 Monitor ID This portion should depend on the monitor ID of Monitor A 41h 2 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 Ex
46. ontroller E 45h Message Type is Set parameter command O A 30h 41h Message length is 10 bytes Message STX 02h Start of Message O 2 30h 32h Operation code page number is 02h 7 8 37h 38h Operation code is 78h on page 2 UTD a TUD Tae E 30h 30b 30h 31h Select the temperature sensor F1 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 10 STX HOT HOT HOT UZ UI QMr_ HOT ea a 0 2 10 0 0 1 ETX 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 1 2 30h 32h Message length is 18 bytes 13754 Changes fer the Bester Message STX 02h Start of Message 0 0 30h 30h Result code No error O 2 30h 32h Operation code page number is amp 02h 7 8 37h 38h Operation code is 78h in the page 2 O O 30h 30h This operation is Set parameter type O O O0 2 30h 30h 30h 32h Number of temperature sensors 2 0002h Ot QO 0 1 30h 30h 30h 31h temperature sensor is 1 ETX 03h End of Message Ch
47. or a BCC calculation Delimiter CR ODh 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 pie Gta e A Re PRES F VAL STE 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 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 VC Taa Aha LET 14 41h 33h 32h 34h Auto Brightness Sensor Write reply Command RES Result code 0 30h 0 30h tNormal 07 30h 31h tAbnormal 43 52 FVAL_HH FVAL_HL FVAL_LH Front Sensor Detected Data Low Low byte BVAL_HH BVAL_HL BVAL_LH BVAL_LL FVAL_LL Front Sensor Detected Data High High byte Front Sensor Detected Data High Low 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
48. rs 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 6 52 LH Changes fer the Beater 4 2 Message block format Header Message check code Delimiter 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 osx Qe cove page Eee em Hi bo Hi Io 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 op code page Current Value Tai to mi to use tse se tse 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 monitor Message format of the Set parameter is as follows sax FOE e soge set my mi to i to MB Refer to sec
49. sday bit 4 Friday bit 5 Saturday pit 0 Sunday EX LO Tee hT 30h 31h Monday EI es 30h 34h Wednesday O F 30h 46h Monday Tuesday Wednesday and Thursday 7 F 37h 46h Monday to Sunday FL Option ETX Check code bit 0 Everyday bit 1 Every week Schedule Disable Enable bit 2 x When bitO and bitl are V Omar ale an 30h 03h End of Message BCC Block Check Code Refer to the section 4 5 Check code for a BCC calculation Delimiter CR ODh End of packet 1 it behaves as Everyday EX FL setting Schedule Everyday Schedule behavior Po schedule Disable o Schedule Disable o Everyday Everyweek Follow WD Week setting PO Everyday 29 32 LH Changes fer the Better 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 Check code SLASH tC Tet ZS 1 Ye 43 PG ON HOURSG ON MIN 0FF 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 X 2Ah should be applied O 30h Message sender is the controller A 41h Message
50. tain 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 X 2Ah should be applied 14 52 Changes fer the Berjer 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 0 30h 30h Operation code page number is 0 2T 0 31h 30h Operation code is 10h in the OP code page D 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 SKS OT F ahah t T T0 t t HL 10 0 6 1 4 1 0 0 3 2 ETX 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 D 44h Message Type is Get parameter reply Pit 2 31h 32h Message length 18 18 bytes Message STX 02h Start of Message 0 0 30h 30h Result code No error O 0 30h 30h Operation code page nu
51. the packet for confirmation as follows Check code hee STX 131 12 T 11 RES RES VAT H S Header SOH Olh Start Of Header O 30h Reserved O 30h Message receiver is the controller A 41h Monitor ID B 42h Message type is Command reply YUT 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 Normal UT 30h 1 31h tAbnormal VAL Auto Brightness setting parameter bitO LIGHT FROM BACK 1 Yes 0 No bitl BACK WALL 1 Near 0 Far bit2Z FRONT SENSOR 120n 0 GfT bits BACK SENSOR 120n 0 Off DILA Saturation 1 Un U OLE T bits Video Detect 1 Qn U OTT 31 92 bit6 7 Not used VAL_H ASCII code of bit4 VJVof data VAL _L ASCII code of bit0 3 of data Example If BitO and 1 1 and the other bits 0 00000011 VAL B 0x30 VAL 3 0xs3 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 52 oe SEE Changes fer the Berjer LH Changes fer the Better 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 STX Uall UZ UZ UZ _H VAL_L ETX Header SOH Olh Start
52. tion 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 Refer to section 5 4 Set parameter we 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 7 52 Changes fer the Berjer 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 Sas aaae T _Delinices 8 52 E ELECTRIC Changes fer the Better 4 5 Check code Check code is the Block Check Code BCC between the Header and the End of Message except SOH SOH Do Reserved Dy Destination D source D3 Type D4 Length Ds STX De Data D ETX S Check code Dnt Dae Dy XOR Dy XOR Ds KOR ore Da XOR Exclusive OR Following is an example of a Check code BCC calculation Header Check Destination Source Message OP code code Delimiter n De ra Ds Check code BCC Di7 D xor D xor D3 xor xor D44 xor Djs xor Dig
53. uest 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 DT Oreto r M ERIX 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 2 5Ah B 42h Message type is Command reply 1 4 31h 34h Message length Message STX 02h Start of Message C 3 1 1 43h 33h 31h 31h Date amp Time read reply command YY MM DD WW HH MN DS Date amp Time data YY Year offset 2000 PO 0 30h 30h 2000 6 3 36h 33h 2099 99 63h MM Month 24 52 LH Changes fer the Better 0 1 30h 31h January 0 C 30h 43h December DD Day FUT AUR 31h 1 1 E 31h 45h 30 LEh 1 F 31h 46h 31 1Fh WW weekdays PRAT 300 30h Sunday 0T t I 30b 31h Monday 0 2 30h 32h Tuesday 0 3 30h 33h Wednesday n LAE P 30h 34h Thursday LA LH 30h Sony Friday 0 6 30h 36h Saturday HH Hours 0 0 30h 30h U 1 7 31h 37h 23 17h MN Minutes 0 0 30h 30h U 3 B 33h 42h 59 3Bh DS Daylight saving Summer time T SE 30n 30h s NO V LA R 30hm 31h
54. yright 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 52 52
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