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1. LENH Data length LENH and LENL form one 16bit unsign integer It represents the DATA length high byte the unit is in byte When there is no data the value is 0 LENL Data length low byte CMD Command code which refers to the command that the monitoring program sends to MPD ACK Acknowledge code which refers to the acknowledge that MPD sends to the monitoring program When the command is successfully executed ACK CMD or otherwise ACK 0x00 WAR Warning code which refers to the warning that MPD initiatively sends to the monitoring N program Its value is always 0x11 DATA In Command or Acknowledge frame it is an optional item and its length is changeable In Warning frame it shows 4 or 1 byte warning information SUM Check summary which is the byte summary of LENH LENL CMD ACK DATA carry omitted SYNE Sync End total is 0x55 100 M0081X1 16 of 29 www cobham com gms The range of DATA length value is 072040 When DATA length is 2040 LENH LENL 0x07F8 The whole data frame length at this time happens to be 2048B 1B SYNH 2B ID 2B LENH LENL 1B CMD ACK 2040B DATA 1B SUM 1B SYNE 4 3 2 Command Acknowledge and Warning The command and acknowledge of MPD include the following three operations System operation Monitor operation Control operation In addition MPD has the function of automatic alarming System Operation System Operation Note DATC X represents
2. None Set up the hue of current analog video output 1 DATC O Hue 0 lt Hue lt 100 eg when DATC 0 0x37 it means Hue 55 Set up the color saturation of current analog video output 1 DATC 0 Color 0 lt Color lt 100 e g when DATC 0 0x37 it means Color 55 SetAudOVol OxC8 DATC 0 DATC 1 OxC8 DATA 0 Set up the volume of current audio channel 0 1 6DATC 0 0x00 represents channel 0 2 DATA 0 0x00 represents channel 0 3 DATC 1 Audio0Volume 0 lt Audio0Volume lt 100 e g when DATA 1 0x37 it means Audio0Volume 55 SetAud1Vol OxC8 DATC 0 DATC 1 OxC8 DATA 0 Set up the volume of current audio channel 1 1 DATC 0 0x01 represents channel 1 2 DATA 0 0x01 represents channel 1 3 DATC 1 Audio1Volume 0 lt Audio 1Volume lt 100 e g when DATC 1 0x37 it means Audio0Volume 55 SetOSDOnoff OxC7 DATC 0 OxC7 None Open or close OSD 1 DATC 0 0x00 OSD is open OSD displays operating information of MPD 2 DATC 0 0x01 OSD is closed 3 DATC 0 0x02 OSD is in automatic mode When MPD finds some info change it automatically opens OSD and display the change info on the OSD When the info keeps stable for about 10 seconds the OSD is then automatically closed SetOSDTnsp OxC6 DATC 0 OxC6 None Set up OSD transparency 1 DATC 1 0x00 set OSD transparency as 0 2 DATC 1 0x0
3. Up button means to vertically move the OSD window upward 2 pixels Press Down button means to vertically move the OSD window downward 2 pixels GetPsiInfo Get TS Stream PSI Information Press GetPsiInfo to read PSI information of current bit stream Please refer to MPD Serial Port Communication Protocol for details 4 3 MPD Serial Port Communication Protocol MPD MPEG 2 Decoder has one RS2 32 serial port and one USB interface The external equipment usually PC or Host can achieve the monitoring and control on the working status of MPD which makes it easy for the applications such as secondary development production test engineering commissioning and operation maintenance etc This file consists of the following parts MPD serial port communication mode equivalent to physical layer Protocol format of the serial port communication between MPD and monitoring program Handshake acknowledge time order of MPD serial port communication Host monitoring program the host can monitor the operation status and execute control on MPD by the monitoring program Serial Port Communication Mode Serial Port Communication Mode is as follows Serial Port Communication Mode Serial Port Parameters Communication Mode Start 1 bit Stop 1 bit Data 8 bits Odd even check No Baud Rate 38400bps Flow Control No Normal Mode 4 3 1 Protocol Format Data Frame Format Data Frame Format inclu
4. 00 01 E3 E6 55 Psilnfo AA 00 00 00 01 E2 E3 55 100 M0081X1 26 of 29 www cobham com gms Control Operation SetVidPID AA 00 00 00 03 CF 00 C8 9A 55 SetAudPID AA 00 00 00 04 CE 00 00 C9 9B 55 SetProgNo AA 00 00 00 03 CD 00 01 D1 55 Set_Bright AA 00 00 00 02 CC 00 CE 55 10 AA 00 00 00 02 CC 64 32 55 100 Set_Contrast AA 00 00 00 02 CB 0A D7 55 1110 AA 00 00 00 02 CB 5A 27 55 90 Set Hue AA 00 00 00 02 CA 00 CC 55 Il 0 AA 00 00 00 02 CA 64 30 55 11100 Set_Color AA 00 00 00 02 C9 00 CB 55 II 0 AA 00 00 00 02 C9 64 2F 55 11100 SetAudVol AA 00 00 00 03 C8 00 00 CB 55 Il cho 0 AA 00 00 00 03 C8 00 64 2F 55 cho 100 SetOSDOnoff AA 00 00 00 02 C7 00 C9 55 open AA 00 00 00 02 C7 02 CB 55 lauto AA 00 00 00 02 C7 01 CA 55 Iclose SetLogoOnoff AA 00 00 00 02 C3 00 C5 55 open AA 00 00 00 02 C3 01 C655 close SetOsdTnsp AA 00 00 00 02 C6 00 C8 55 1 00 AA 00 00 00 02 C6 01 C9 55 Il 25 AA 00 00 00 02 C6 02 CA 55 Il 50 AA 00 00 00 02 C6 03 CB 55 Il 75 SetOsdPosY AA 00 00 00 02 C4 01 C7 55 Il down AA 00 00 00 02 C4 00 C6 55 up SetOsdPosX AA 00 00 00 02 C5 01 C855 right AA 00 00 00 02 C5 00 C7 55 Il left SetPrepara AA 00 00 00 01 C2 C3 55 100 M0081X1 27 of 29 www cobham com gms Get MPEG 2 Program Specs Information After running Psilnfo command listED in Monitor Operation you will get a group of acknowledge data as follows AA 0000 01
5. ISO IEC 11172 2 constrained parameter video stream 0x0003 ISO IEC 11172 3 Audio 0x0004 ISO IEC 13818 3 Audio 0x0005 ITU T Rec H 222 0 ISO IEC 13818 1 private_sections 0x0006 ITU T Rec H 222 0 ISO IEC 13818 1 PES packets containing private data 0x0007 ISO IEC 13522 MHEG 0x0008 Annex A DSM CC 0x0009 ITU T Rec H 222 1 0x000A ISO IEC 13818 6 type A 0x000B ISO IEC 13818 6 type B 0x000C ISO IEC 13818 6 type C l Refer to ISO IEC 13818 1 100 M0081X1 21 of 29 www cobham com gms 0x000D ISO IEC 13818 6 type D 0x000E ISO IEC 13818 1 auxiliary 0x000F 0x007F ITU T Rec H 222 0 I ISO IEC 13818 1 reserved 0x0080 0x00FF User private ProviderName is a character string with fixed length 20B in which the name of the program provider is stored When the length of provider name is less than 20B the rest characters are filled up with 0 It is stored in SDT ProgramName is a character string with fixed length 20B in which the name of the program is stored When the length of the program name is less than 20B the rest characters are filled up with 0 It is stored in SDT Control Operation Note DATC X represents command data DATA X represents acknowledge data Control Operation Command Acknowledge CMD DATA ACK DATA Explanation SetVidPID OxCF DATC O 1 OxCF None Set up current video PID 1 DATC 0 1 VideoPID e g when DATC 0 0x01 DATC 1 0xC2 it means that the
6. Level 100 M0081X1 18 of 29 www cobham com gms AudioSamp OxED None OxED DATA 0 Read current audio sampling rate As MPD s two audio channels can only work on the same sampling rate so the reads apply to both of the audio channels at the same time 1 DATA 0 0x00 48000k s 2 DATA 0 0x01 44100k s 3 DATA 0 0x02 32000k s VideoPID OxEC None OxEC DATA 0 1 Read current video PID 1 DATA O 1 VideoPID little endian e g when DATA 0 0x01 DATA 1 0xC2 it means VideoPID 0x01C2 Audio0PID OxEB DATC 0 OxEB DATA 0 DATA 1 2 Read PID of current audio channel 0 Audio channel 0 is output from the front panel 1 DATC 0 0x00 represents channel 0 2 DATA 0 0x00 represents channel 0 3 DATA 1 2 J Audio1PID little endian e g when DATA 1 0x02 DATA 2 0xC2 it means AudioOPID 0x02C2 Audio1PID OxEB DATC 0 OxEB DATA 0 DATA 1 2 Read PID of current audio channel 1 Audio channel 1 is output from the rear panel 1 6DATC 0 0x01 represents channel 1 2 DATA 0 0x01 represents channel 1 3 DATA 1 2 J Audio1PID little endian e g when DATA 1 0x02 DATA 2 0xC3 it means Audio1PID 0x02C3 SelProg OxEA None OxEA DATA 0 1 Read the program number of the current program being played 1 DATA O 1 ProgNumber little endian eg when DATA 0 0x00 DATA 1 0x01 it means Program 1 is playi
7. SetID Set new ID number for the currently connected MPD Fill the new ID number press the SetlD button Monitor and Control Table Get MPD System Information Monitor and Control GetTytlode fo GetVideoSpec fo GetAudi o5anp GetVi deoPID SetVi deoPID Channel Audi oPID GetAudi oPID SetAudi oPID GetSelProg SetFrogNo GetBright SetBright GetContrast SetContrast GetHue SetHue GetColor SetColor Channel Audi oVolume GetAudi oVolume SetAudVol OSDONOf OSDTnsp xPos yPos GetOsdStatus SetOSDOnof SetOSDTnsp Left Ri ght Up Down GetDecStatus Logolnoff 100 M0081X1 12 of 29 www cobham com gms 100 M0081X1 GetTvMode GetVideoSpec GetAudioSamp GetVideoPID SetVideoPID GetSelProg SetSelProg GetBright SetBright GetContrast SetContrast GetHue SetHue GetColor SetColor GetAudioPID SetAudioPID GetAudio Volume Read the current video output mode 0 means NTSC 1 means PAL 2 means SECAM Read the current video syntax subset and level 0 means MainProfile Main Level 1 means 4 2 2 Profile Main Level Read current audio sampling rate As MPD s two audio channels can only work on the same sampling rate so the reads apply to both of the audio channels at the same time 0 means 48k s 1 means 44 1K s 2
8. USB to UART Bridge Controller driver C Program Files Cygnal CP2101 USB to UART Bridge Controller Browse 1 Cancel Press Install then wait till the install process finishes Install Driver x dl CP2101 USB to UART Bridge Controller driver was installed successfully After finishing pre install driver user can connect USB cable to MPD This time new message windows will pop up OS finds a new hardware RIEN CP2102 USB to VART Bridge Controller Wait for OS to close all message windows After completely install USB driver user can configure USB to UART port as your wish 4 2 MPD Windows Control Panel Software MPD Control panel software is only a demo program for MPD serial port communication protocol System Requirements PC with free ASCO channel or free USB channel Windows 95 and above Windows NT 4 0 and above One serial cable or USB cable 100 M0081X1 9 of 29 www cobham com gms Cable Pinout Definition CIRLI CTRL 12VDC Tx Rx H V Sync GND CTRL2 CTRL2 MPD 1 vcc D Cable Connection Directly connect between MPD CTRL1 port and PC COM port RS232 OR Directly connect between MPD CTRL2 port and PC USB port Getting Started Using CTRL1 Connect serial cable Power on MPD and execute MPD control panel Using CTRL2 Install USB driver a virtual COM port is available Please refer to USB driver user manual for detail Find the virtual COM port No Connec
9. command data DATA X represents acknowledge data Command CMD DATA System Operation Acknowledge ACK DATA Explanations LinkTest OxFF None OxFF None Test the serial port connection between Host and MPD 1 2 Before sending out other commands Host should first send LinkTest command to make sure that the serial port communication is working fine Host can also periodically send out this test command to execute the real time monitoring on the serial port connection status SoftVer OxFE None OxFE DATA 0 1 Read MPD software version number 1 In Acknowledge frame DATA 0 is the integer part of the version number and DATA 1 is the decimal part of the version number Eg when DATA 0 0x02 DATA 0 0x04 this means the software version number is Ver2 4 SysRst OxFD None OxFD None Reset on MPD 1 2 When Host sends out this command and receives the acknowledge frame of MPD it only means that MPD has received the SysRst command and it does not mean the reset has done It usually takes around 20 seconds for MPD to initialize Host should then send out several LinkTest commands until it receives the LinkTest acknowledge from MPD which means that MPD has completed the reset 100 M0081X1 17 of 29 www cobham com gms AsiInput OxFC None OxFC DATA 0 Read the TS status of MPD ASI input In a
10. to 16 bits pel OSD Synchronization Information Via DB 9M on rear panel Video Synchronous Output SYNC Synchronous line field frame output Synchronous lock output 27M reference clock output Audio Outputs Analog Audio 2 channels stereo balanced via XLR M on rear panel 2 channels stereo un balanced via RCA F on front panel Digital Audio 1 channel of AES EBU SPDIF via BNC F on rear panel Status Indicators Front Panel LEDs On Standby Decoder Lock Status ASI Signal Present Control RS 232C via DB 9M on rear panel USB 1 via USB Type A on rear panel Software MS Windows Graphical User Interface Application Windows 2000 amp XP compatible 100 M0081X1 4 of 29 www cobham com gms Electrical Features Power Supply 9 to 17 VDC External In Line AC PWR Supply Optional Power Consumption lt 45W Pin1 and Pin 6 9 17VDC Pin 5 and Pin 9 GND Physical Dimensions 8 5 W x 8 5 D x 1 0 H 21 6 cm x 21 6 cm x 2 54 cm Weight 3 65 Ibs 1 656 kg Environmental Conditions Operating Temperature 0 C 50 C Storage Temperature 20 C 80 C Comparative Humidity 10 90 non condensing Digital Video Interface Oty 1 SDI via BNC F Audio Decoding Standard Supports IS011172 3 and IS013818 3 audio decoding Number of Outputs simultaneous 2 pairs of stereo 4 channels decoding Audio Outputs Analog Audio 2 channels stereo balanced via XLR M on rear panel 2 channels stereo un balanced via RCA F on fro
11. 1 represents channel 1 2 DATA 0 0x01 represents channel 1 3 DATA l Audio1 Volume 0 lt Audio1Volume lt 100 e g when DATA 1 0x37 it means Audio0Volume 55 OsdStatus 0xE4 None OxE5 DATA 0 Read current OSD status DATA 1 1 DATA 0 0x00 means OSD is closed DATA 2 DATA 0 0x01 means OSD is open DATA 3 2 DATA 1 0x00 OSD transparency is 0 DATA 1 0x01 OSD transparency is 25 DATA 1 0x02 OSD transparency is 50 DATA 1 0x03 OSD transparency is 75 3 DATA 2 xPos represents the horizontal position of the OSD window 0 lt xPos lt 80 e g when DATA 2 0x20 it means xPos 32 4 DATA 3 yPos represents the vertical position of OSD window 0 lt yPos lt 40 eg when DATA 3 0x20 it means yPos 32 DecStatus 0xE3 None OxE4 DATA 0 Read the current decode status DATA 0 X represents the X digit of DATA 0 1 DATA 0 0 1 means the video decode channel is working DATA 0 0 0 means video decode channel is closed 2 DATA 0 1 1 means audio channel 0 is working DATA 0 1 0 means audio channel 0 is closed 3 DATA 0 2 1 means audio channel 1 is working DATA 0 2 0 means audio channel 1 is closed e g when DATA 0 0x05 DATA 0 0 1 DATA 0 1 0 DATA 0 2 1 it means video channel and audio channel 1 is working and video channel 0 is closed 100 M0081X1 20 of 29 www cobham com gms Psilnfo OxE2 None OxE3 DATA O N Read PSI informatio
12. 1 set OSD transparency as 20 3 DATC 1 0x02 set OSD transparency as 40 4 DATC 1 0x03 set OSD transparency as 60 5 DATC 1 0x04 set OSD transparency as 80 6 Note this command will keep OSD and LOGO of MPD in open status 100 M0081X1 23 of 29 www cobham com gms SetOSDPosX OxC5 DATC 0 OxC5 DATA 0 Set up OSD horizontal position 1 2 3 4 DATC 0 0x01 it means to horizontally move the OSD window to the right by one unit 2 pixels DATC 0 0x00 it means to horizontally move the OSD window to the left by one unit 2 pixels DATA 0 xPos 0 lt xPos lt 120 xPos refers to the current OSD horizontal offset When xPos reaches its limit this command will not further increase or decrease the OSD horizontal offset Note this command will keep OSD and LOGO of MPD in open status SetOSDPosY OxC4 DATC 0 OxC4 DATA 0 Set up OSD vertical position 1 2 3 4 DATC 0 0x01 it means to vertically move OSD window downward by one unit 2 lines DATC 0 0x00 it means to vertically move OSD window upward by one unit 2 lines DATA 0 yPos 160 lt yPos lt 200 yPos refers to the current OSD vertical offset When yPos reaches its limit this command will not further increase or decrease the OSD vertical offset Note this command will keep OSD and LOGO of MPD in open status LogoOnoff OxC3 DATC 0 OxC3 Non
13. 100 M0081X1 05 18 09 Messenger Portable Decoder MPD MPR Messenger Portable Decoder Cobham Surveillance GMS Products 1916 Palomar Oaks Way Ste 100 Carlsbad CA 92008 T 760 496 0055 F 760 496 0057 v cobham com gms TABLE OF CONTENTS 1 INTRODUCTION alli 3 2 TECHNICAL SPECIFICATIONS rrersssversssveseserssssasssessssssassssvssssesssssassserssssessssssssseessssasssersssssessserssssenssssnnsser 3 3 MPD LOCAL CONTROL rrsesesssevasssersssssssesessssessssseasssesssssassserssssasssssssssesssssassseessssasssessssenssssnssseessssensserssssenssssnneser 6 3 1 MPD Controls Indicators and Connectors nssssnssevssresssseevssseesssrersssseesserssssseeesssesssseessssesssseesssennes 6 3AA Panels and Siae 6 3 2 Uperatne Instrucgtions pcdl4 oinlacni 7 3 2 1 Standalone Operation without OSD ssersssssrseerevssssererssssssssrversssssssevsssssssersesssssssssversssssssrssesssssessessessssss 7 3 2 2 Standalone Operation with OSD suuessesesimeasekentemtlagiseunsdaunirsvtisndusdneinnie 7 4 REMOTE OPERATION ipa 8 4 1 USB Driver Installation ruserseeseeesrsvevsserevsserssssseesseressseeeeseressssersssseesssvesssssevsssesssseeesssseeesesesssseressssessseessseenes 8 4 2 MPD Windows Control Panel Software cccsccssssssscsssssssssssessssssscssssssessssssssssssssecsssssessssssscsesssessessssseessssssees 9 4 3 MPD Serial Port Communication Protocol ussrsssevvsssresssresssesersserssssreessssessssersssss
14. 59 E3 07 CB transfer id 00 06 progNum prog0 0001 0080 00 64 00 02 00 64 00 02 00 65 0004 52 6F 68 64 65 20 26 20 53 63 68 77 61 72 7A 00 00 00 00 00 42 6F 75 6E 63 65 00 00 00 00 00 00 00 00 00 00 00 00 00 00 I prog1 0002 0081 00C8 0003 00 C8 00 02 00 C9 00 04 00 CA 00 04 52 6F 68 64 65 20 26 20 53 63 68 77 61 72 7A 00 00 00 00 00 48 2D 53 77 65 65 70 20 31 00 00 00 00 00 00 00 00 00 00 00 prog2 00 03 00 82 01 2C 0002 01 2C 0002 012D 0004 52 6F 68 64 65 20 26 20 53 63 68 77 61 72 7A 00 00 00 00 00 52 61 6D 70 20 59 20 43 00 00 00 00 00 00 00 00 00 00 00 00 prog3 00 04 00 83 0190 0002 0190 0002 0191 0004 52 6F 68 64 65 20 26 20 53 63 68 77 61 72 7A 00 00 00 00 00 4E 6F 6E 6C 69 6E 65 61 72 69 74 79 00 00 00 00 00 00 00 00 I prog4 0005 0084 01F4 0002 01F4 0002 01F5 0004 52 6F 68 64 65 20 26 20 53 63 68 77 61 72 7A 00 00 00 00 00 52 47 42 20 53 77 65 65 70 00 00 00 00 00 00 00 00 00 00 00 I prog5 00 06 00 85 02 58 00 02 02 58 00 02 0259 00 04 52 6F 68 64 65 20 26 20 53 63 68 77 61 72 7A 00 00 00 00 00 43 43 49 52 31 37 00 00 00 00 00 00 00 00 00 00 00 00 00 00 BB 55 100 M0081X1 28 of 29 www cobham com gms Then transform these data from HEX to ASCII form PSI information is shown as PSI_INFO TotProgNum 6 Porg0 PidNum 2 PmtId 0001 PmtPid 0080 PcrPid 0064 Type 0002 PID 0x0064 Type 0004 PID 0x0065 Provider Rohde amp Schwarz ProgName Bounce P
15. ID searching function MPD will go to the following operations 1 Check ASI input signal 2 Set PID filters and get PAT and PMT information 3 Set A V decoder parameters If PID searching turns out all right A V signal will be played The results of PID searching and other mode information are given as PROGRAM 01 03 Table Tennis TS Lock MP ML SAMP 44100 SPS PAL PID VID 0x006F A1 0x0070 A2 0x1FFF Where PROGRAM 01 03 display the number of program streams found in the Transport Stream The first program will be decoded automatically Table Tennis display the service_id information defined in the SDT TS Lock ASI link is stable otherwise display No TS message MP ML main profile main level 422 profile main level SAMP 44100 SPS audio sample ratio 44 1k 48k 32k PAL Video mode PAL NTSC PID VID 0x006F video PID Video signal output from front and rear panel have same PID A1 0x0070 audio PID Audio 1 always output from front panel A2 Ox 1FFF audio PID Audio 2 always output from rear panel A V PID value can be manually set by M S Windows Control Application as well MPD will retain new parameters after change 4 Remote Operation 4 1 USB Driver Installation Find pre install USB drivers file under current_driver setup exe Run setup exe This operation will install pre install software V1 16 to your PC 100 M0081X1 8 of 29 www cobham com gms Install Driver xi Ready to install CP2101
16. VideoPID is set as 0x01C2 SetAudOPID OxCE DATC 0 DATC 1 2 OxCE DATA 0 Set up PID of current audio channel 0 1 DATC 0 0x00 represents channel 0 2 DATA 0 0x00 represents channel 0 3 DATC 1 2 J AudioOPID eg when DATC 1 0x01 DATC 2 0xC3 it means AudioOPID 0x01C3 SetAud1PID OxCE DATC 0 DATC 1 2 OxCE DATA 0 Set up PID of current audio channel 1 1 DATC 0 0x01 represents channel 1 2 DATA 0 0x01 represents channel 1 3 DATC 1 2 J Audio1PID eg when DATC 1 0x01 DATC 2 0xC4 it means Audio 1PID 0x01C4 SetProgNo OxCD DATC 1 2 OxCD None Set up the number of program which is playing 1 DATC 0 1 ProgNumber eg when DATC 0 0x00 DATA 1 0x00 it means Channel 0 program is playing when DATA 0 0x00 DATA 1 0x10 it means Channel 16 program is playing SetBright OxCC DATC 0 OxCC None Set up the brightness of current analog video output 1 DATC 0 Bright 0 lt Bright lt 100 e g when DATC 0 0x37 it means Bright 55 SetContrast OxCB DATC 0 OxCB None Set up the contrast of current analog video output 1 DATC 0 Contrast 0 lt Contrast lt 100 eg when DATC 0 0x37 it means Contrast 55 DVB EN 300 468 100 M0081X1 22 of 29 www cobham com gms SetHue SetColor OxCA OxC9 DATC 0 DATC 0 OxCA OxC9 None
17. a frame and only when Host sends out one command MPD replies with one acknowledge data frame Host should send out commands at an interval of more than 50ms 100 M0081X1 25 of 29 www cobham com gms Within the same command the bytes should be consecutive with interval of less than 1ms After sending out one command Host should wait for the acknowledgement or time out before sending out another command MPD Serial Port Communication Protocol Quick reference Meeting the serial port communication protocol v1 0 the form of serial data frame is defined as HEAD BYTE ID WORD LEN WORD COM BYTE SUM System Operation Cmd Data format show as HEX form Comment LinkTest AA 00 00 00 01 FF 00 55 SoftVer AA 00 00 00 01 FE FF 55 GetlD AA 00 00 00 01 FB FC 55 SetlD AA 00 00 00 03 FA 00 1D 1A 55 SysRst AA 00 00 00 01 FD FE 55 Asilnput AA 00 00 00 01 FC FD 55 Monitor Operation Cmd Data format show as HEX form Comment TvMode AA 00 00 00 01 EF FO 55 VideoSpec AA 00 00 00 01 EE EF 55 AudioSamp AA 00 00 00 01 ED EE 55 VideoPID AA 00 00 00 01 EC ED 55 AudioPID AA 00 00 00 02 EB 00 ED 55 SelProg AA 00 00 00 01 EA EB 55 Bright AA 00 00 00 01 E9 EA 55 Contrast AA 00 00 00 01 E8 E9 55 Hue AA 00 00 00 01 E7 E8 55 Color AA 00 00 00 01 E6 E755 AudioVolume AA 00 00 00 02 E5 01 EA 55 OsdStatus AA 00 00 00 01 E4 E5 55 DecStatus AA 00 00
18. be updated and operational parameters need to be set by remote control application The MPD has a clear cut and automatic OSD display Users will easily find out operation information according to the decoder OSD Screen structure is given as PROGRAM 01 03 Table Tennis TS Lock MP ML SAMP 44100SPS PAL PID VID 0x006F A1 0x0070 A2 Ox 1FFF 100 M0081X1 7 of 29 www cobham com gms The working status of MPD is determined by input TS signal from ASI interface As MPD is powered on for the first time the system will automatically pick up original set up parameters and examine the input TS Users can modify the original set up parameters to get a new set of parameters using the M S Windows Remote Control Software See Section 4 As MPD is powered on next time the system will pick up the user s parameters Users of course can either recover original parameters or re modify the parameters Once power is on MPD begins its self examination and initialization which may take a few seconds At this time the monitor displays blue screen It is normal even if the screen jitters a little As initialization and self examination finish MPD will setup initial parameters from flash and check the status of ASI input port Should relevant parameter setting turn out correct and ASI connects ready both image and sound will be shown Otherwise black screen appears and PID analysis operations need to be run under background PID searching MPD has P
19. cknowledge frame 1 DATA 0 0 1 with TS input 0 without TS 2 DATA 0 1 1 TS abnormal normal 3 DATA 0 2 1 TS lock unlock 0 TS 0 TS GetID OxFB None OxFB None Get the ID number of the currently connected MPDAYID 1 In command frame ID 0x0000 2 In acknowledge frame ID ID number of the currently connected MPD SetID OxFA Monitor Operation Monitor Operation Note DATC X represents Command Data DATA X represents Acknowledge Data DATC 0 1 OxFC DATA 0 1 Set new ID number for the currently connected MPD 1 The ID in command frame is the old ID or is 0x0000 2 DATCIO 1 NewID e g when DATC 0 0x12 DATC 0 0x34 it means NewID 0x1234 3 The ID in acknowledge frame is the old ID number 4 DATA 0 1 NewID eg when DATA 0 0x12 DATC 0 0x34 it means NewID 0x1234 5 When the SetID command is successfully executed the monitoring program should use NewID or 0x0000 as the ID number to communicate with the corresponding MPD Monitor Command Acknowledge Explanation Operation CMD DATA ACK DATA TvMode OxEF None OxEF DATA 0 Read the current video output mode 1 DATA 0 0x00 NTSC 2 DATA 0 0x01 PAL 3 DATA 0 0x02 SECAM VideoSpec OxEE None OxEE DATA 0 Read the current video syntax subset and level 1 DATA 0 0x00 Main Profile Main Level 2 DATA 0 0x01 4 2 2 Profile Main
20. dditional information on the incoming stream See Section 3 2 2 The OSD function and all other MPD controls can be controlled using the MPD M S Windows Control Panel Software See Section 4 3 2 1 Standalone Operation without OSD Before activating MPD please carefully check all the cable connections and ensure that the appropriate power supply voltage 12 VDC is applied to the unit Connection between RS232 or USB interface and PC is not necessary which is generally used when micro code is to be updated and operational parameters need to be set by remote control application Once power is on MPD begins its self examination and initialization which may take a few seconds At this time the monitor displays blue screen It is normal even if the screen jitters a little As initialization and self examination finish MPD will setup initial parameters from flash and check the status of ASI input port Should relevant unit and TS parameter setting turn out correct both image and sound will be shown Otherwise black screen appears and the MPDs PID analysis operations will be run until a properly formatted TS is supplied to the MPD s ASI input 3 2 2 Standalone Operation with OSD Before activating MPD please carefully check all the cable connections and ensure that the appropriate power supply voltage 12 VDC is applied to the unit Connection between RS232 or USB interface and PC is not necessary which is generally used when micro code is to
21. des Command Format Acknowledge Format and Warning Format Command Format is the command data format that the host monitoring program sends to MPD Acknowledge Format is data format that MPD acknowledges the host monitoring program Warning Format is warning information that MPD initiatively submit to the host monitoring program 100 M0081X1 15 of 29 0 Wwww cobham com gms Command Format ENH TD LENH LENL CMD DATA SUM SYNE LENH LENL B DAR D number Length or Command N Bytes of Sam of xs of the CMD DATA Code optional DATA ID LENH connected In unit of Byte LENL CMD DAT MPD A Acknowledge Format SYNH JO LENH LEN LACK DATA SUM SYNE LENH LENL B DAR D number Lene oF heknowledg N Bytes of Sum of 85 of the MPD ACK DATA e Code optional DATA ID LENH In unit of Byte LENLACK DATA Warning Format SYNH ID LENH LENL WARN DATA SUM SYNE 4B or 1B ID number Length of Warning 4 or 1 bytes of Sum of of the MPD WARN DATA Code DATA ID LENH In unit of Byte 0x11 LENL WARN DAT A Definition of Data Segment Data Definition and Explanation Segm ent SYNH Sync flag is OxAA ID ID number for each MPD The monitoring program should use the right ID number to communicate with the corresponding MPD ID 0x0000 refers to one reserved ID and the monitoring program can use ID 0x0000 to communicate with any one of MPD
22. ditionally an optional in line AC DC power supply is available When used in conjunction with GMS MDT B transmitter and MSR receiver system latencies down to 2 3 frames are provided The combination of Broadcast Quality Audio Video and ultra low latency make this system perfect for sports and ENG applications 2 Technical Specifications Audio Video Decoding Support IS013818 1 TS demultiplexing up to 32PID Support IS013818 2 Main Profile Main Level and 422 Profile Main Level video decoding Support IS011172 3 and IS013818 3 audio decoding provide simultaneous 2 pairs of stereo 4 channels decoding Support graphic display up to 16 bits pel OSD 100 M0081X1 3 of 29 www cobham com gms Transport Stream Input Type DVB ASI via BNC F Rear Panel Rate 1 b Sec to 213 Mb Sec TS Demultiplexing In accordance with IS013818 1 with up to 32 PIDs Output Type DVB ASI loop via BNC F Rear Panel Rate 1 b Sec to 213 Mb Sec Video Decoding Type MPEG 2 Standard Supports IS013818 2 Profiles Main Profile Main Level Simple Profile Main Level and 422 Profile Main Level Decoding Rates 4 2 2 P ML 1 5 50MHz 4 2 0 MP ML 1 5 15MHz 4 2 0 SP ML 1 5 15MHz GOP Length From adapt to input TS Video Outputs Analog Video Interface Qty 2 CVBS w OSD Rear BNC F Front BNC F Video Format PAL B G I M N D NTSC and SECAM L B G K1 Screen Proportion 4 3 16 9 Graphic Process OSD Support graphic display up
23. e Open or close Logo 1 2 3 DATC 0 0x00 Logo is open DATC 0 0x01 Logo is closed Note the relative position of logo and OSD is fixed so the commands of SetOSDPosX and SetOSDPosY will also influence the position of the Logo As Logo s transparency consists with that of OSD the command of SetOSDTnsp also influence Logo s transparency PresetPara OxC2 None OxC2 None Restore default parameters 1 2 When MPD sends out acknowledge frame it only means that MPD has received this command and the actual restore of all the parameters will happen in 20 seconds This command will cause the re start of MPD system Host should then sends out several LinkTest command until MPD s LinkTest acknowledges which means that MPD has completed the re start and has restored all the default settings 100 M0081X1 24 of 29 www cobham com gms WriteTxt TBD Warning Warning frame is the warning message that MPD initiatively sends out to the monitoring program There are two cases one is wrong command report and the other is operation status report The monitoring program does not need to send out acknowledge frame in both cases Wrong command report When MPD sends out wrong command report it means that MPD has received a non analysable report from the monitoring frame The definitions of related bit field in the wrong command report a
24. e g fill 0 at Channel item and fill 0x01C2 at AudioPID item then press SetAudioPID It means set Audio channel 1 PID 0x01C2 Fill 1 at Channel item and fill 0x01C2 at AudioPID item then press SetAudioPID It means set Audio channel 2 PID 0x01C2 Read the volume of audio channel 1 and audio channel 2 Fill O at Channel item and press GetAudioVolume you can get PID of audio channel 1 13 of 29 www cobham com gms 100 M0081X1 SetAudVol GetOsdStatus SetOSDOnOff SetOSDTnsp Left Right Fill 1 at Channel item and press GetAudioVolume you can get PID of audio channel 2 Except for 0 and 1 the others are invalid Set the volume of audio channel 1 and audio channel 2 e g fill 0 at Channel item and fill 55 at AudioVolume item then press SetAudVol It means set Audio channel 1 volume 55 Fill 1 at Channel item and fill 55 at AudioVolume item then press SetAudVol It means set Audio channel 2 volume 55 Read current OSD status OSDOnOff 1 means OSD is close OSDOnOff 0 means OSD is open OSDTnsp 0 means OSD transparency is 0 OSDTnsp 1 means OSD transparency is 25 OSDTnsp 2 means OSD transparency is 50 OSDTnsp 3 means OSD transparency is 75 xPos represents the horizontal position of the OSD window 0 lt xPos lt 80 i
25. esssressseseessessssseereses 14 4 3 1 Protocol Format iseeessseesssserssesevssevvssssvevseressssersssrsessserssssseessersssseeesseressssersssseesssrtessseeessssessssevsssseesseressseneeses 14 4 3 2 Command Acknowledge and Warning sseressssrrevsvssssserersssssssevvrrssssssesssssssssereesssssssevessssssssrssssssssssns 16 4 3 3 MPD Serial Port Communication Protocol Quick reference sesseevsrssvevsssravssssvervssssvevsssns 25 100 M0081X1 2 of 29 www cobham com gms 1 Introduction Messenger Portable Decoder MPD MPEG 2 Digital Audio Video Decoder NIPD messenger Portante Decoder A SN o 093 ams MPD Key Features Broadcast Quality 4 2 2 MPEG 2 Decoder Low Delay MPD with MSR Mounted Compact Design Designed to mate with MSR Runs on 12VDC VVVVV The GMS Messenger Portable Decoder MPD is a compact professional 4 2 2 MPEG 2 digital audio video decoder that is designed to be a companion to GMS MSR Diversity Receiver A mounting plate is provided that allows the MSR to be mounted on top of the MPD Two fans in the MPD provide cooling for both the MPD and the MSR The ASI output of the MSR is feed into the MPD which receives the MPEG2 TS stream decodes it and output signals via analog video audio ports SDI AES ports These units can be controlled via either the RS 232C or USB control ports An optional 19 inch Rack Mounted shelf is available that can mount up to two MPD MSR in just 5 25 of rack space Ad
26. means 32K s Read current video PID Set current video PID e g fill 0x01C2 at the left blank item and press the SetVIdeoPID button It means that the VideoPID is set as 0x01C2 Read the program number of the current program being played e g 1 means Program 1 is playing Set the number of program which is playing e g fill 3 at the left blank item and press the SetSelProg button It means Channel 3 program is playing Read the brightness of current analog video output Set the brightness of current analog video output e g fill 55 at the left blank item and press the SetBright button It means Bright 55 0 lt Bright lt 100 is available Read the contrast of current analog video output Set the contrast of current analog video output e g fill 55 means Contrast 55 0 lt Contrast lt 100 is available Read the hue of current analog video output Set the hue of current analog video output e g fill 55 means Hue 55 0 lt Hue lt 100 is available Read the color of current analog video output Set the color of current analog video output e g fill 55 means Color 55 0 lt Color lt 100 is available Read PID of audio channel 1 and audio channel 2 Fill 0 at Channel item and press GetAudioPID you can get PID of audio channel 1 Fill 1 at Channel item and press GetAudioPID you can get PID of audio channel 2 Except for 0 and 1 the others are invalid Set PID of audio channel 1 and audio channel 2
27. n of current bit stream For the definition of DATA O N please refer to the following Get MPEG 2 Program Specs Information Get MPEG 2 Program Specs Information Format of DATA O N Program Specs Information DATA O N Syntax No Byte Data Type MPEG2_PSI TransportStreamId 2B little endian INT16U TotalProgramNumber 2B little endian INT16U For I 0 I lt ProgramNumber I PmtID 2B little endian INT16U PmtPid 2B little endian INT16U PcrPid 2B little endian INT16U PidNum 2B little endian INT16U For j 0 J lt PidNum J PID 2B little endian INT16U Type 2B little endian INT16U ProviderName 20B Char ProgramName 20B Char TransportStreamId ID number of transport steam which is in PAT TotalProgramNumber The total program numbers in the current transport stream PmtID The current program number which represents channel PmtID program of TS It is in PAT PmtPid PID number of current program mapping table PMT PcrPid PID number of current program clock reference PCR PidNum The numbers of Elementary Stream in the current program or the numbers of PID when independent PcrPID is not used PID PID of elementary stream ES Type The type of the elementary stream e g audio or video The definition of the Type complies with ISO IEC 13818 1 Type Value Type 0x0000 ITU T ISO IEC reserved 0x0001 ISO IEC 11172 2 Video 0x0002 ISO IEC 13818 2 Video or
28. ng when DATA 0 0x00 DATA 1 0x10 it means program 16 is playing when DATA 0 0x00 DATA 1 0x00 it means no program is currently playing Bright OxE9 None OxE9 DATA 0 Read the brightness of current analog video output 1 DATA 0 Bright 0 lt Bright lt 100 e g when DATA 0 0x37 it means Bright 55 Contrast OxE8 None OxE8 DATA 0 Read the contrast of current analog video output 1 DATA 0 Contrast 0 lt Contrast lt 100 eg when DATA 0 0x37 it means Contrast 55 Hue OxE7 None OxE7 DATA 0 Read the hue of current analog video output 1 DATA 0 Hue 0 lt Hue lt 100 eg when DATA 0 0x37 it means Hue 55 100 M0081X1 19 of 29 www cobham com gms Color OxE6 None OxE6 DATA 0 Read the color saturation of current analog video output 1 DATA 0 Color 0 lt Color lt 100 e g DATA 0 0x3 7 it means Color 55 Audio0Volume 0xE5 DATC 0 OxE5 DATA 0 Read the volume of current audio channel 0 DATA 1 Audio channel 0 is output from the front panel 1 DATC 0 0x00 represents channel 0 2 DATA 0 0x00 represents channel 0 3 DATA 1 Audio0Volume 0 lt AudioOVolume lt 100 e g when DATA 1 0x37 it means Audio0Volume 55 Audio1Volume OxE5 DATC 0 OxE5 DATA 0 Read the volume of current audio channel DATA 1 1 Audio channel 1 is output from the rear panel 1 DATC 0 0x0
29. nt panel Digital Audio 1 channel of AES EBU SPDIF via BNC F on rear panel Status Indicators Front Panel LEDs On Standby Decoder Lock Status ASI Signal Present Control RS 232C via DB 9M on rear panel USB 1 via USB Type A on rear panel Software MS Windows Graphical User Interface Application Windows 2000 amp XP compatible Electrical Features Power Supply 9 to 17 VDC External In Line AC PWR Supply Optional Power Consumption lt 45W Pin1 and Pin 6 9 17VDC Pin 5 and Pin 9 GND Physical Dimensions 8 5 W x 8 5 D x 1 0 H 21 6 cm x 21 6 cm x 2 54 cm Weight 3 65 Ibs 1 656 kg Environmental Conditions 100 M0081X1 5 of 29 www cobham com gms Operating Temperature 0 C 50 C Storage Temperature 20 C 80 C Comparative Humidity 10 90 non condensing 3 MPD Local Control 3 1 MPD Controls Indicators and Connectors 3 1 1 Panels and Keys Front Panel MPD Messenger Portable Decoder Where POWER Power Switch PWR Power On Standby Indication TS ASI Signal Present Status LOCK Decoder Lock Status 1 R Analog Audio Signal Channel 1 Right T L Analog Audio Signal Channel 1 Left 1 CVBS Composite Video Broadcast Signal Channel 1 Rear Panel SUOMI N SEU O ITEM ETRAEIPTI AN 6110011607090064 Where ASTIN Asynchronous Serial Interface Signal Input ASI OUT Asynchronous Serial Interface Signal Output SDI Serial Digital Interface Digital Video Ou
30. org1 PidNum 3 PmtId 0002 PmtPid 0081 PcrPid 00C8 Type 0002 PID 0x00C8 Type 0004 PID 0x00C9 Type 0004 PID 0x00CA Provider Rohde amp Schwarz ProgName H Sweep 1 Porg2 PidNum 2 PmtId 0003 PmtPid 0082 PcrPid 012C Type 0002 PID 0x012C Type 0004 PID 0x012D Provider Rohde amp Schwarz ProgName Ramp Y C Porg3 PidNum 2 PmtId 0004 PmtPid 0083 PcrPid 0190 Type 0002 PID 0x0190 Type 0004 PID 0x0191 Provider Rohde amp Schwarz ProgName Nonlinearity Porg4 PidNum 2 PmtId 0005 PmtPid 0084 PcrPid 01F 4 Type 0002 PID 0x01F4 Type 0004 PID 0x01F5 Provider Rohde amp Schwarz ProgName RGB Sweep Porg5 PidNum 2 PmtId 0006 PmtPid 0085 PcrPid 0258 Type 0002 PID 0x0258 Type 0004 PID 0x0259 Provider Rohde amp Schwarz ProgName CCIR17 100 M0081X1 29 of 29 www cobham com gms
31. re as follows LENH 0x00 LENL 0x02 means its data segment length is 1 byte WARN 0x22 means it is a warning frame DATA 0 0xBD means it is a wrong command report Operation Status Report When MPD tests any status change it will initiatively send out corresponding report to the monitoring program The definitions of related bit field in the operation status report are as follows LENH 0x00 LENL 0x05 means its data segment length is 4 bytes WARN 0x22 means it is a warning frame DATA 0 3 forms a 4 byte status change bit field Please refer to the Table below for its definition Status change bit field DATA 3 DATA 2 Bit31 24 Bit23 19 Bit18 Bit17 Bit16 RES RES AUDI AUDO VID DATA 1 DATA 0 Bit15 10 Bit9 Bit8 Bit7 3 Bit2 Bit1 Bit0 RES PSI TS RES AS PL TVMD 1 RES is always 0 2 If some bit is 1 it means the corresponding status changes if it is 0 it means the corresponding status has not changed 3 TVMD Format of analog video output 4 PL Syntax byte and level of digital video 5 AS Audio sampling rate 6 TS Bit stream status of ASI input 7 PSI Bit stream PSI information 8 VID video decode module abnormal 9 AUDO Audio channel 0 decode abnormal 10 AUD1 Audio channel 1 decode abnormal Handshake Acknowledge Time Order Handshake Acknowledge rules is given as Expect for warning MPD does not initiatively send out acknowledge dat
32. s available yPos represents the vertical position of the OSD window 0 lt yPos lt 40 is available Open or close OSD Fill 0 at OSDOnOff item and press SetOSDOnOff button It means that OSD is open Fill 1 at OSDOnOff item and press SetOSDOnOff button It means that OSD is close Fill 2 at OSDOnOff item and press SetOSDOnOff button It means that OSD is in auto matic mode When MPD finds some info change it automatically opens OSD and displays the change info on the OSD When the info keeps stable for about 10 seconds the OSD is then automatically closed Set up OSD transparency Fill O at OSDTnsp item and press SetOSDTnsp button Set OSD transparency as 0 Fill 1 at OSDTnsp item and press SetOSDTnsp button Set OSD transparency as 20 Fill 2 at OSDTnsp item and press SetOSDTnsp button Set OSD transparency as 40 Fill 3 at OSDTnsp item and press SetOSDTnsp button Set OSD transparency as 60 Fill 4 at OSDTnsp item and press SetOSDTnsp button Set OSD transparency as 80 This command will keep OSD and LOGO of MPD in open status Set up OSD horizontal position Press Left button means to horizontally move the OSD window to the left 2 pixels Press Right button means to horizontally move the OSD window to the right 2 pixels 14 of 29 www cobham com gms Up Down Set up OSD vertical position Press
33. t USB cable Power on MPD and execute MPD control panel 100 M0081X1 10 of 29 www cobham com gms S s 1301Serial 100 M0081X1 11 of 29 www cobham com gms Open COM port and press Open button E g if COM 1 is connected with CTRLO fill 1 at COM item Open it you can control MPD using serial port If COM 3 is connected with CTRL2 fill 3 at COM item Open it you can control MPD using USB port Open a corresponding port first when you execute this control panel com fr i Open Close LinkTest SysRst PresetPara Exit LinkTest Test the serial port connection between Host and MPD SysRst Reset on MPD When you press this button MPD needs around 20 seconds to initialize PresetPara Restore default parameters When you press this button it will cause the re start of MPD system System Table a GetSoftVer GetAsiInput GG _ Se Set GetSoftVer Read MPD software version number GetAsiInput Read the TS status of MPD ASI input It is a decimal value value 0 1 with TS input 0 without TS value 1 1 TS abnormal 0 TS normal value 2 1 TS lock 0 TS unlock value 3 value 7 is fixed 0 e g if the value 5 means the input TS stream is normal and locked GetID Get the ID number of the currently connected MPD Note you must fill 0 at blank item and press the GetID button you can get correct ID value
34. tput AES Advanced Encryption Standard digital Audio Output 2 CVBS Composite Video Broadcast Signal Channel 2 2 R Analog Audio Signal Channel 2 Right 2 L Analog Audio Signal Channel 2 Left CTRL RS232 Interface CTRL2 USB Interface POWER DC Power Line 100 M0081X1 6 of 29 www cobham com gms MPD has three status indicators and analog A V output interfaces on the front panel and various interfaces on the rear panel There are power switch power standby TS and Lock indication LEDs and analog A V output interfaces of channel 1 on the front panel There is a pair of DVB ASI interfaces on the rear panel for receiving MPEG 2 TS and loop back The rear panel provides analog A V output interfaces of channel 2 and digital A V interface RS232 interface on the rear panel is for upgrading micro code and sending out test signal comprised 27 MHz clock and h v sync All kinds of local control and operation can be executed through RS232 or USB interface 3 2 Operating Instructions local For single program Transport Streams TSs like those that are typically output from GMS Wireless Audio Video Links the Messenger Portable Decoder MPD is a plug amp play device It will automatically select and decode any compliant compressed Video or Audio and provide uncompressed outputs With the OSD function turned off the user can monitor status via the MPD s Front Panel LEDs With the OSD function turned on the video output provides a

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