UDC-HD-XMUX4 CRC-HD-XMUX4 UPC-HD
Contents
1. Oro 4 3 Protect input frame 16 9 xU ms eo 4 3 Zoom to fill frame 16 9 x b 4 3 14 9 16 9 gt 5 4 4 6 Default scaling mode This mode is used when no information about the input video is detected by the ARC SD DMUX This mode uses the fixed scaling setting The scaling and offset of the output picture is fixed nevion com 21 UDC HD XMUX4 Rev 1 5 4 5 Pre defined settings Input Conversion Output ss No conversion Q Q 4 3 cropped to 16 9 full frame x Y 4 3 to 16 9 with 4 3 pillar box Ko 4 3 cropped to 16 9 with 14 9 pillar box E Mi 16 9 to 4 3 with 16 9 letterbox x 16 9 cropped to 4 3 full frame A 16 9 cropped to 4 3 with 14 9 letterbox 4 3 with 16 9 letterbox cropped to 4 3 with 14 9 letterbox zoom 1 143 16 9 with 4 3 pillarbox cropped to 16 9 with 14 9 pillarbox zoom 1 167 4 3 with 16 9 letterbox cropped to 4 3 full frame zoom 1 333 cO Top 4 3 cropped to 16 9 full frame Top 4 3 cropped to 16 9 with 14 9 pillarbox Seegecece 5 4 6 User defined settings It is possible to set the scaling values and AFD codes of twelve settings named User scaling 1 to 12 The scaling values cont2. Electrical SDI outputs Number of outputs Connectors Output Return loss Output signal level Output signal rise fall time 20 80 Amplitude overshoot Output timing jitter Rev 1 270 1485 Mbps Better than 20dBm short haul 30dBm long haul Min 3dBm 7dBm long haul version gt 1dBm 1200 1620nm 9 125um Single Mode gt 40dB w SM fiber SC UPC 75 Ohm BNC Automatic gt 300m 270Mbps w Belden 8281 with BER lt 10E 12 gt 100m 1485Mbps w Belden 1694A with BER lt 10E 12 gt 15dB 5MHz 1 5GHz SD limit 10Hz 1kHz gt 1 UI 10kHz 5MHz 0 2 UI HD limit 10Hz 100kHz gt 1 UI 100kHz 10MHz 50 2 UI 75 Ohm BNC Black amp Burst Tri level 35dB lt 10MHz 30dB 30MHz Selectable internal or external 75 Ohm termination 4 75 Ohm BNC gt 15dB 5MHz 1 5GHz 800mV 10 SD limit O 4ns 1 5ns lt 0 5ns rise fall var HD limit 270ps 100ps rise fall var 1096 SD 0 2 UI nevion com 6 UDC HD XMUX4 Output alignment jitter AES Number of inputs outputs Connectors Return loss Output jitter Impedance Input audio data rate Embedded audio word length Embedded audio Channels status Supported standards SD 270 Mbps HD 1485 Mbps Color space conversions Video switch point definition and sync AES Optical EDH Video Payload Identification Rev 1 HD lt 1 Ul SD lt 0 15 Ul HD lt 0 15 Ul 4 WECO 110R
3. audio delay for input AES 1 The audio delay is given in audio samples Audio delay is always given relative to input AES 1 dly 3 lt audio_samples gt sps dly 1 30sps tgt audio samples 5 5 audio delay for input AES 2 The audio delay is given in audio nevion com 34 UDC HD XMUX4 Rev 1 samples Audio delay is always given relative to input AES 2 dly lt audio_samples gt sps dly 1 30sps tgt audio samples 5 5 audio delay for input AES 3 The audio delay is given in audio samples Audio delay is always given relative to input AES 3 dly lt audio_samples gt sps dly 1 30sps tgt audio samples 5 5 audio delay for input AES 4 The audio delay is given in audio samples Audio delay is always given relative to input AES 4 dly lt lines gt lines lt samples gt sps dly 2 llines 30sps phase lines lines samples sps Video phase If lines 0 the resulting phase will vary with incoming video standard see dly 0 above emb 0 3 en dis acp on off use24 on off del off on del12 lt del34 gt emb 0 en emb 2 dis emb 1 acp on emb 3 acp off emb use24 on emb 2 use24 off emb 0 del off emb 2 del on 54 432 en dis use24 on off acp on off del off on del12 lt del34 gt Audio embedder block en dis Enables or disables the embedding of the group into
4. 20 0 1MHz 6 144MHz lt 0 0025UI peak 110 ohm transformer balanced 24 kHz to 100kHz converted to 48 kHz if not isochronous to either SDI input or sync input 24 bits As received when isochronous otherwise replaced by a static value SMPTE 259M SMPTE 272M AC SMPTE 292M SMPTE 274M SMPTE 291M SMPTE 296M SMPTE 299M BT 601 BT 709 SMPTE RP168 tri level SMPTE 170m ITU R BT 470 AES3 1996 SMPTE 297M SMPTE 292M Compliant to SMPTE RP165 SMPTE 352M 2002 Power consumption 5VDC Absolute maximum W o optical input module All AES configured as inputs unused UPC HD XMUX4 CRC HD XMUX4 UDC HD XMUX4 6 4W 8 0W 8 0W 0 3W 0 3W 0 3W 0 5W 0 5W 0 5W nevion com 7 UDC HD XMUX4 Rev 1 3 Configuration The board can be configured either manually or through the Network control system Multicon GYDA Only a subset of the configurable parameters is available when operating in manual mode 3 1 Manual mode To reach manual mode the DIP16 labeled OVR on the board must be switched on to the right and the board must be re booted This takes the board out of Multicon GYDA control if it was previously set to off and into DIP switches and rotary switch control Settings not affected by any of these switches are kept unchanged from previous session factory default or Multicon GYDA setup The Manual Mode configuration controls are all found on the front side of the board There are three sets of DIP
5. UDC HD XMUX4 CRC HD XMUX4 UPC HD XMUX4 HD SD SDI Format converter with Frame Synchronizer and 4x AES User manual Rev 1 MM UDC HD XMUX4 Rev 1 Nevion Support Nevion Europe Nevion USA P O Box 1020 1600 Emerson Avenue 3204 Sandefjord Norway Oxnard CA 93033 USA Support phone 1 47 33 48 99 97 Toll free North America 866 515 0811 Support phone 2 47 90 60 99 99 Outside North America 1 805 247 8560 E mail support nevion com See http www nevion com support for service hours for customer support globally Revision history Current revision of this document is the uppermost in the table below Rev Repl Date Sign Change description 1 0 2011 06 09 Added sections on difference between variants maximum audio delay and new scaling logic Added Declaration of Conformity 0 2010 06 14 JD Initial release nevion com 2 UDC HD XMUX4 Rev 1 Contents TPROGUCTOVERVIGW MEI aai a ds adden 4 T 1 Product description oe oe Re ehe e d A 4 T2 Prodicl mu tet 4 1 3 Key features for all product variants 5 1 4 Differences between the product variants ccccccceeeeeeeeeeeeeeeeeeeeeeeeeeeeenaeeeeeeeeeeeeeenaaees 5 2 SPO CHI 6 3 Configurat
6. gt SD 4 3 automatically based on the frame rate of the input ARC 14 9 Aspect ratio On Aspect ratio is forced to If on AFD SMPTE conversion 14 9 if converting from HD to SD or SD to HD Off Aspect ratio is handled by AFD VI WSS SMPTE352 control is turned off If off Aspect ratio is handled by AFD VI WSS or SMPTE352 If no such information exists the card assumes input and output have the same AR environment nevion com 9 UDC HD XMUX4 Rev 1 OPT EL OPT EL Off Optical input is main Optical Electrical input On Electrical input is main priority If the optical input is not installed this DIP will have no effect SDO1 SDI OUT 1 Off through mode In through mode the video PROC On processed mode only goes through a re clocker SDO2 SDI OUT 2 Off through mode In through mode the video PROC On processed mode only goes through a re clocker F RESET F RESET Off Use values preset by This DIP is only read at MULTICON GYDA power up See chapter On RESET to factory defaults 3 1 2 OVR Off MULTICON GYDA mode This DIP is only read at On Manual mode power up OVR is short term for MULTICON GYDA override Table 1 DIP SWITCH FUNCTIONS 3 2 Multicon GYDA mode All functions of the card can be controlled through the Multicon GYDA control system The Multicon GYDA has an information page and a configuration page 3 2 1 Information page
7. 0 11 the 12 user scalings are 12 23 24 34 represent scalings 1 11 when they are selected by the auto logic 35 and 36 represent scaling 0 no conversion for output environments 16 9 and 4 3 respectively mtx 6 11 lt ol gt mtx 600 mtx 601 size M N il i2 i3 iN Video filters mtx 6 size 5 2 controls the strength of 6 video filters 0 Low pass when up converting 1 Low pass when down converting For all filters the following filter strengths can be applied 0 Off No filtering 1 Low 2 Medium 3 High 4 Maximum pin 0 cd ncd Pin diode for optical input No control only used to report carrier detect or not carrier detect pwr 0 3 pwr 0 lt nom_voltage gt Vnom lt voltage gt V Power monitoring The nominal voltages are listet with the measured voltages For this product the following voltages are measured 0 1 2Vnom 1 2 5Vnom 2 1 2Vnom nevion com 36 UDC HD XMUX4 Rev 1 3 5 0Vnom rcl 0 lock lol Reclocker No control only used to report lock Status scale 0 11 out zoom lt Hscale gt lt Vscale gt pos lt Hpos gt lt Vpos gt afd lt AFD code gt Fixed scaler blocks 12 fixed scale settings The user can t change anything but can use the settings for his own reference scale 12 23 out zoom lt Hzoom gt lt Vzoom gt out pos lt Hpos gt lt Vpos gt out env 16 9
8. UDC HD XMUX4 R L Electrical Electrical input Signal detected Optical input Signal detected Reclocker Locked Sync source SDI Common scaler settings Video standard 576 25i Active scaling Default No AR conversion Phase delay 0 samples Video frame delay 128000 ns 3456 samples AES input 1 delay 0 samples AES input 2 delay 0 samples AES input 3 delay 0 samples AES input 4 delay 0 samples Signal integrity 1080 25i Error counter 0 Reset De embedded datalink Loss of signal Figure 3 Multicon GYDA information page nevion com 10 UDC HD XMUX4 Rev 1 The information page shows a dynamic block diagram of the board and some additional informative text The block diagram updates with the board status showing input signal selected and signals missing by red crosses over signal lines It also shows the audio matrix selections that have been made in the configuration page Note that if an audio input is not present the user will still be allowed to select this input from the matrix but the output will go to a fallback position Missing audio inputs will be shown in the block diagram as a red cross over the corresponding matrix input line The information text below the dynamic block diagram lists information not easily conveyed in a graphical manner Common scaler settings denote the output format which is selectable under the same heading in the Configuration page Active scaling This shows which aspe
9. instance the following command to nevion com 35 UDC HD XMUX4 Rev 1 set up a 10x10 audio matrix in a single line mtx 01 12 2 30 3 7 gt mtx 0 size 10 10 3 12 33333 3 il lt ol gt lt i2 gt lt 02 gt il ol 02 mtx 1 mtx10011 mtx 1 00 1 size M N il i2 i3 iN Video output matrix mtx 1 size 2 2 controls the video output switches 0 Through mode re clocked only 1 Processed mode SDI from FPGA mtx 2 il lt ol gt mtx 200 mtx 210 size M N il i2 i3 iN This block has no functions in this code mtx 3 11 ol mtx 3 230 size M N il i2 i3 iN Default scaling select mtx 3 size 24 1 controls the default scaling The 12 fixed scalings are 0 11 the 12 user scalings are 12 23 il ol lt iN gt oN il lt ol gt lt 02 gt lt oN gt il ol o2 mtx 4 or the above combined mtx4021455 mtx 400 11 22 mtx 4 0 0 9 mtx4001122 7 size M N il i2 i3 iN GPIs mapped to scalings mtx 4 size 25 16 controls how the 4 bit GPI values are mapped to the 24 available scalings The 12 fixed scalings are 0 11 the 12 user scalings are 12 23 The 25 option is to not perform any action at all mtx size M N il i2 13 iN Current scaling mtx 5 size 37 1 has no control it is only used to report the current scaling back to the system contoller The 12 fixed scalings are
10. 2 ai EE M ME EI ME EE EI MI MN EE NI ME ME EE NI ME C So E EM M EI EM EM E EM EE ME EE EE EE RE EE EE EE ME EE EE ME ME C 0 0 9 oO e e e e e e e e e e e e 9 9 9 oe Jol E EM EM OE EM E ME E EM MEM OE EN EE ME EE EE ME ME EE EN ME EE Sl E M M EE MI OMM ME ME EM M OE EE EE ME EE EE ME ME ME EE ME ME e M ME EE ME ME ME E ME EE EN ME ME ME EN ME ME EE EN ME MEC 9 oS E M OM ME ME ME M ME OE EM EM MM ME EE ME EE ME ME C 0 e e o 9 e e 9 o ai E E M OE OM E M OE M EM M ME EE EE EE MEME EE MN NI ME C 1110100107 2 2 2020200200201 o lw aaa M OE EM EM M OE EM EM OM M EM EE EM EM EE E EM NIE C Figure 9 Multicon GYDA view of the GPI to scaling map GPI value is read from left to right GPI 4 GPI 3 GPI 2 and GPI 1 5 5 Frame synchronizer The frame synchronizer consists of a frame store buffer and some control logic The frame store buffer can store up to 4 full HD frames Data is fetched from this buffer according to the nevion com 23 UDC HD XMUX4 Rev 1 user settings by force of the control logic The control logic sets the frame synchronizer into different modes dependent on the presence of a sync input For the first release of the software the Video frame delay is not implemented This means that while the frame synchronizer is working correctly with sync input it s not possible to add additional frames
11. Pas Hn vo Output environment 43 ser scalin 2 AFD 1000 Full frame J Zoom 008 v1 00 Pos Hn vo Output environment 43 User scaling 8 AFD 1000 Full frame i TEE Zoom Hr 378 vT1 000 Pos Hn vo Output environment 43 ser scalin z AFD 1000 Full frame J Zoom H 1 000 viii 00 Pos vo Output environment 43 User scaling 10 AFD 1000 Full frame Zoom H 1 000 vfi oo0 Pos vo Output environment 43 User scaling 11 AFD 1010 169 J Zoom H 1 000 v 1 000 Pos Ho vfo Output environment 43 User scaling 12 AFD 71000 Full frame Figure 7 Multicon Gyda view of scaler settings 5 4 4 1 Mode 1 Full automatic mode The aspect ratio control block will start by looking for AFD presence in the input signal to select the aspect conversion If this is not present it will look for VI then WSS and finally SMPTE S352M information If no aspect ratio information is present in the video the default scaling will be used When a valid format descriptor is present either from SMPTE 2016 VI or WSS all the conversions in the AFD code drawing in Figure 8 are possible for the given output environment In the case where only the input output environment information is available a subset of the conversions is used The desired filling method must be set This may be one of the following Zoom to fill frame The image will be zoomed and cropped No curtains e 14 9 The image
12. Sine O Sine O Black O Black O Black O Black Black O Mute O Mute O Mute O Mute O Mute 4 444 4 nevion com 29 UDC HD XMUX4 Rev 1 5 17 AES The directions of the four AES ports can be selected individually by the user This means that the user has any combination of inputs and outputs available 4 inputs 3 inputs plus 1 output 2 inputs 2 outputs 1 input 3 outputs or 4 outputs 5 17 1 Audio inputs When an AES O port is set to be an input the sample frequency of the input is monitored to see if the signal is synchronous with the system clock If not the audio input is passed through a sample rate converter After the input block the audio can be delayed with a delay individual for each AES port before it is routed to the audio matrix The audio delay for AES inputs are set relative to the AES input port If the AES input port is synchronous with the SDl input the user can select the AES input delay to track to the video delay The card will then calculate the relative delay for the audio based on the delay setting for video and audio This is useful if the SDl in and AES has a common clock source and the sync input has a different clock source 5 17 2 Audio outputs The AES outputs are routed from the audio matrix via individual audio processing blocks The outputs are always 48kHz and synchronous to the system clock The AES outputs have individual fallback options 5 18 Audio generator The
13. a serializer that re clocks the data and outputs the SDI to a buffered output switch The buffered output switch is a 2x2 cross point with input 1 being the equalized and re clocked input non processed and input 2 being the output of the video processing The two outputs are sent to two paired non inverting and inverting outputs There are also 4 I O ports for AES These can be setup to be either inputs outputs or a mix The outputs are taken from the Audio cross point and can be any stereo pair of audio channels embedded on the incoming video stream AES inputs if any the internal 1 kHz sine generator or the internal black sound generator The inputs are routed through optional audio delays and sample rate converters before they enter the audio cross point matrix 5 2 Video input selection The UDC HD XMUXA has one electrical and one optional optical input The input can be chosen either by an automatic selection with priorities and rule of switching or by manual selection When the input is selected manually the fallback if the input disappears will be frame freeze Manual selection mode Main input Electrical Video in Mode Manual Backup 1 Optical Backup2 Video gen Latch Reset Hold time 500 ms Locktime 500 ms Figure 5 Multicon GYDA view of electrical input selected in manual mode nevion com 15 UDC HD XMUX4 Rev 1 Automatic selection mode Main input Electrical x Video in Mod
14. off and not counted this is the purpose of the mask The counter itself is 16b and will wrap around but can also be reset by issuing reset 0 lglz on vprc 0 1617 on Video processing block 1617 off vprc 0 1012 off Gain and offset are both signed vprc 0 y 1 0000 0 fixed point numbers Gain is in yl cb cr gain offset vprc 0 cb 1 0000 0 2 13 format while offset for Y and vprc 0 cr 1 0000 0 the chroma channels are given in 10 2 and 9 2 respectively Gain range is 0 3 9999 Gain_o 0 Gain 1 0 Gain 4 3 9999 nevion com 39 UDC HD XMUX4 Rev 1 Luma Offset range is 511 75 511 75 Offset o 0 Chroma Offset range is 255 75 255 75 Offset 0 nevion com 40 UDC HD XMUX4 Rev 1 6 3 Commands intended for debug lab use only Block Blk Commands example Response Control spi on off spi on spi off spi off used to isolate the uC from the SPI lines during programming of the flash by external programmer spi on must be issued in order to re enable normal card operation with the uC as the SPI master spir lt address gt spir 0x0004 Read a single word or byte from SPI registers Addressing is 16b and most significant nibble determines which chip These are the address ranges 0x0000 OxOfff iChip 0x 1000 Ox1 fff de serializer 0x2000 Ox2fff FPGA 0x3000 Ox3fff flash 0x4000 Ox4fff seriali
15. output SDI standard is 625i25 a delay of one line is equal to 64us For a scenario where the card receives different HD video standards e g 1080125 and 720p50 the user may want to conserve a specific delay in microseconds for all HD video standards This is accomplished by specifying the delay in number of samples instead of frames and lines For HD video standards the sample frequency is equal over standards but the line and frame frequencies are different for the different standards If video input disappears Given that stable SDI input and sync input exists If the SDI input disappears the picture will freeze for hold time and then go to video generator if the card is in default configuration If video input reappears Given stable sync input the video will reappear after lt ock time of locked video input if card is in default settings If sync input disappears Given that stable SDI input and sync input exists If the sync signal disappears the card will act as in frame delay mode see Chapter 5 5 2 NOTE This will result in a frame roll as the delay changes nevion com 24 UDC HD XMUX4 Rev 1 If sync input reappears Given that a stable SDI input exists If the sync signal reappears the delay mode will change back to Frame Sync mode Hence the internal clock will be locked to the sync signal and the delay will again change NOTE This will result in a frame roll as the delay changes If both s
16. switches one rotary switch and two push buttons The slide switch in the lower right in Figure 2 below selects the source for the sync input backplane or frame distributed No software override exists for this switch it is active in both modes of operation 1 tuii tuii w nevion 8 x NM TTITTITIT INAS LAGNI SNLYLS any Figure 2 The figure shows a top view component printout of the board 3 1 1 Rotary switch and push buttons The rotary switch labeled DLY adjusts the phase delay from 5 to 4 video lines It is only functional when a sync signal black amp burst or tri level is present at the selected sync input The rotary switch is accessible from the card front The push buttons labeled INC and DEC are used to fine adjust the phase delay one sample at a time It can adjust within 1 2 video lines for the present video standard Pressing both buttons simultaneously will reset the number of samples to 0 3 1 2 Factory reset function The factory reset puts the card back to its initial settings at delivery These settings are just a start condition for the board and new settings applied by the user will still take effect and be stored The factory reset is initiated by setting the DIPS marked F RESET and OVR to the ON position and booting the card The card will display an orange status LED while all the other LEDs are dark The card should then be booted again with the F RESET DIP returned to the OFF pos
17. will be zoomed and cropped Narrow curtains e Protect input frame The image will not be zoomed or cropped Full curtains If the input environment is the same as the output environment no conversion will be performed nevion com 18 UDC HD XMUX4 Rev 1 5 4 4 2 Mode 2 AFD or default This mode will only use the AFD information The default scaling will be used if SMPTE 2016 VI and WSS are all missing or if the active format descriptor is set to Unknown 5 4 4 3 Mode 3 Fill mode or default This mode will only use the input aspect ratio part of the information from the SMPTE 2016 VI WSS and disregard the active format descriptor If SMPTE 2016 VI nor WSS are present the S352M packet will be used if present If S352M is also missing the default scaling will be used 5 4 4 4 AFD conversions Figure 8 shows the different transitions that are defined The incoming format is given by the AFD VI WSS and the user has supplied the output environment To avoid clutter transitions from a state to itself are not shown in the figure The corresponding AFD format is shown for reference The figure looks confusing at first but observe that each of the states have only one arrow leading from itself to the other column This arrow defines the normal conversion when the input environment is different from the output environment Find the picture type that you have on the input and follow the arrow to the other column to find the convers
18. 252 Supr 0 en font 0x4e4 Ib 0 86 73 68 69 79 10 76 65 66 69 76 Label generator A label generator can be superimposed on the video The setting en means it is always superimposed dis means it is never superimposed and auto means it is superimposed on the internal video generator only The text in the label can be set or modified by the Ib page sub command where page is 0 to operate on letters 1 16 or 1 to operate on the letters 17 32 The letters follow as a string of ASCII numbers To write more than 16 letters two commands must be issued A string is always terminated at an ASCII 0 and ASCII 10 is linefeed new line Only the first ASCII 10 will be honored In the second example command the label string is set to ABC and terminated with ASCII O If not terminated the command would ve modified the first 3 letters of the string but any remains of a previous string would still be present until ASCII 0 or 33 letter encountered Note 1 When the flash is busy programming the FPGA or is being programmed with new FPGA code label information can not be nevion com 38 UDC HD XMUX4 Rev 1 updated Note 2 At the present only one font codepage codepage 1252 is included in the module sync 0 sync 0 lol lock trilvl Frequency reference for video bb sdi output Status only no commands available uart 10 tx The embedded data link s
19. 4 3 out afd lt AFD code gt scale 12 out zoom 1 33 1 33 scale 12 out pos 0 002 0 002 scale 12 out env 16 9 scale 12 out env 4 3 scale 12 out afd 8 scale 12 out afd 11 out zoom lt Hscale gt lt Vscale gt pos lt Hpos gt lt Vpos gt env 16 9 4 3 afd lt AFD code gt User scale blocks 12 user scale settings Zoom Zoom range is from 0 5 to 1 5 Position Position when zoom is lt 0 defines where in the output frame the box is placed The box will never move outside of the frame When zoom is gt 0 the position defines which part of the input picture to use A value of 0 is center Positive values moves picture to the right or up Negative values moves picture to the left or down AFD code The AFD code that is inserted is 5 bits The user can specify the 4 least significant bits here while the 5 bit is taken from the output environment setting in scale 24 scale 24 out lt lines gt lt framerate gt 1 p out env 16 9 4 3 out fill full crop 14 9 rule lt rule value gt ins lt insert value gt Scale 24 out 1080 251 scale 24 out env 16 9 scale 24 out fill full rule 0x02 insert 0x20 scale 24 rule Ox1 use OxF ins 0x20 use Ox3E fill full out env 16 9 1080 25i Master scale control block This block sets the output video standard and the output environment In addition it also controls the conversion
20. EN 55103 2 1996 Notified Competent Body Report no Not applicable 2010 AUTHORIZED REPRESENTATIVE Established within EEA Date of Issue 2011 06 16 Place of Issue Not applicable Sandefjord Norway Administration on the Control of Pollution Caused by Electronic Information Products
21. Left Channels are swapped LL Left Left Left channel is copied into the right channel RR Right Right Right channel is copied into the left channel nLR OLeft Right The left channel is phase inverted LnR Left ORight The right channel is phase inverted MM Left Right 2 The left and right channels are summed MS MS AB The left and right channels are converted from AB stereo to MS stereo The sum products L R 2 and MS are reduced in level by 6 dB to avoid any possibility of clipping Audio gain Audio gain can be set for each stereo pair going into the audio processing block The gain range is set to 96dB 96dB with a gain step of 0 148 Note that non audio data is ignored and left unchanged by the gain function 5 20 Audio embedder Audio emb ch 14 Enable Disable Acp On Oof 24 bit O20 bit Audio emb ch 58 2Enable Disable Acp 00 Oof 224bit O20 bit Audio emb ch 9 12 2Enable Disable Acp On Oof 224 bit O20 bit Audio emb ch 13 16 2Enable Disable Acp On Oof 224 bit O20 bit Figure 22 Multicon GYDA view of the audio embedders The audio embedder can be enabled per group in Multicon GYDA When a group is disabled the audio inside that group is removed When in SD mode a 24 bit audio signal can be converted to 20 bit This means that the 4 least significant bits are removed The audio control package is left unchanged as the bit range is still present This settin
22. Support for assistance with recycling if this site does not show the information you require Where it is not possible to return the product to Nevion or its agents for recycling the following general information may be of assistance Before attempting disassembly ensure the product is completely disconnected from power and signal connections All major parts are marked or labeled to show their material content Depending on the date of manufacture this product may contain lead in solder Some circuit boards may contain battery backed memory devices nevion com 44 nevion EC Declaration of Conformity MANUFACTURER AUTHORIZED REPRESENTATIVE Established within the EEA MODEL NUMBER S DESCRIPTION DIRECTIVES this equipment complies with HARMONISED STANDARDS applied in order to verify compliance with Directive s TEST REPORTS ISSUED BY TECHNICAL CONSTRUCTION FILE NO YEAR WHICH THE CE MARK WAS AFFIXED TEST AUTHORIZED SIGNATORY MANUFACTURER N Ai gga 201 NNA Name Thomas Ohrbom Position VP of Quality Nevion authorized signature Nevion Europe AS P O Box 1020 3204 Sandefjord Norway Not applicable UDC HD XMUX4 CRC HD XMUX4 UPC HD XMUX4 HD SD SDI Format converter with Frame Synchronizer and 4x AES Low voltage EU Directive 2006 95 EC EMC EU Directive 2004 108 EC RoHS EU Directive 2002 95 EC China RoHS WEEE EU Directive 2002 96 EC REACH EN 55103 1 1996
23. andwidth fo to 0 8 fo 0 6 fo 0 4 fo and 0 2 fo respectively This can be useful to remove some of the detail information content before video compression or simply as a trade off between detail and smoothness for sources that already have severe artifacts Note that when pixels can be mapped directly from input to output an effective zoom factor of exactly 1 0 no conversion will take place and no filter will be applied Video filters Filter strength Off Low Med High Max LP up conversion 99 9 9 LP down conversion O Figure 15 Multicon GYDA view of the video filter block 5 11 EDH processing block If enabled the EDH processing block extracts the EDH package from the video updates the EDH flags according to SMPTE RP165 and inserts the EDH package into the ancillary data of the video If disabled The EDH processing block only reads processes and reports the EDH package contents without doing any modifications to the packet in the video stream 5 12 Video output selection The board has four outputs where two pairs non inverting and inverting can be routed either directly from the re clocker Through or via the processing unit Processed SDI outputs Input Through Processed SDI out 1 SDI out 2 Figure 16 Multicon GYDA view of the SDI output selection block When Processed is selected the output can also come from the internal video generators They can act as fallback when video input
24. ay be used as the video source if there is no video signal present at either of the video inputs The generator may also be switched on with Multicon GYDA even though a video input is present This will override video input but the generator signal will be synchronous to the input signal or sync input if one or both are present Video generator C Pattern Colorbar motion Flat cb fo er o Figure 11 Multicon GYDA view of the video generator 5 7 Label generator The label generator consist of 2 lines of 16 characters each that are placed at the lower left corner of the active area Its main function is to enable the user to automatically add a label to the internal generator at loss of input signal This is done by selecting the auto tick box on the Label gen block in the Multicon GYDA configuration It is also possible to superimpose the label on the incoming SDI by ticking the On box nevion com 25 UDC HD XMUX4 Rev 1 Note that to see the label on an output the video output selection must be set to processed for this specific output C Enable C Disable Auto Label generator UDC HD XMUX4 Figure 12 Multicon GYDA view of label generator 5 8 Video processing block The video processing block consists of a gain and offset adjustment and a video payload legalizer Legalize On OoOf vj l l Y Cb Cr Gain 1 00 1 00 1 00 Offset 0 00 0 00 0 00 Figure 13 Multicon GYDA view of th
25. ct ratio conversion is currently performed by the card Indirectly it also shows why this conversion has been selected If the text starts with Default it means that this is the conversion that the user has selected as the default scaling This in turn means that the user has either selected the scaling manually or that no aspect ratio information was detected in the video to select the proper scaling automatically Conversely of the text starts with Auto it means that the card has valid aspect ratio information in the form of AFD VI WSS or SMPTE352 and that the conversion has been selected automatically to suit the output environment specified by the user Phase delay denotes the time difference in samples between incoming sync source and outgoing video signal The video frame delay represents the actual delay between input and output video AES input delay shows the delay in 48 kHz audio samples between incoming AES stream and AES stream going into the cross point switch These delay blocks are not shown in the graphics Signal integrity shows the incoming video format and counts errors found on this signal The error mask is set up in the Signal integrity block on the configuration page To reset the counter to 0 press the Reset button DE embedded datalink gives the status and bitrate of the data de embedded from an AES stream Which AES stream to de embed data from is selected in the audio cross point switch This datalin
26. cted in Common scaler settings The outgoing video standard selected should be of the same frequency base as that of the incoming video standard nevion com 16 UDC HD XMUX4 Rev 1 Example 720 50p can be converted to 1080 25i 576 25i or 720 25p because they are all 50 Hz based standards 720 59p would not be OK because it is 60 Hz based 5 4 3 Aspect Ratio Converter block The aspect ratio converter block may be used to stretch or shrink a picture vertically and or horizontally The picture may also be offset with respect to the original centre of the picture The primary difficulty with selecting the conversion is the sheer number of possible conversions This can be greatly reduced by specifying the desired output aspect ratio 4 3 or 16 9 We call this setting the output environment The actual scaling will depend on the input signal The output environment setting actually describes the aspect ratio of the pixels The fill factor is a term to describe the degree to which the output picture will fill the output frame or the presence of horizontal or vertical curtains or black bars After conversion the output signal will have the appropriate AFD VI WSS and S352M embedded These types of metadata can also be individually disabled There are four operational modes for the module 1 AFD gt Frame fill setting gt default conversion 2 AFD gt default conversion 3 Frame fill setting gt default conversion 4 D
27. describes both the aspect ratio and the fill factor of the picture However the fill factor descriptor may contain a code to indicate that the fill factor of the picture is unknown In that case the selected fill factor setting is used SMPTE352M is a data packet that can be used to identify the aspect ratio of the picture and thereby the pixels nevion com 17 UDC HD XMUX4 Rev 1 Rule Default Video format 720 59p Common scaler settings Non AFD conversion Protect input frame Insert M SMPTE2016 1 Mvi M SMPTE352 Mwss T WSS Ext Output environment C Always 43 Always 16 9 C Best fit fallback to 4 3 Best fit fallback to 16 9 WSS in interpreted as C WSS Extended WSS Default scaling User scaling 6 n Zoom H 0 300 Pos Hifo vfo Output environment 43 ser scalin 4 AFD 1000 Full frame J n TEC Zoom H n 990 vfo 990 Pos H 0 vfo Output environment ser scalin a AFD 1000 Full frame TU Zoom H 1 000 Hifo vo Output environment 43 ser scalin 1 AFD 1000 Full frame TE Zoom H 1 000 Pos Ho vo Output environment 43 ser scalin a AFD 1000 Full frame J PER Zoom H fi 000 Hn vo Output environment 43 ser scalin AFD 0100 Widerthan 15 8 J i AG Zoom H fi 000 Pos vo Output environment 16 3 ser scalin 1 AFD 0010 16 9Top i ae Zoom H fi 000
28. e Auto Backup 4 Optical Backup 2 Video gen Latch Reset Hold time 500 ms Locktime 500 ms Figure 6 Multicon GYDA view of the input selection If the video in mode choice is set to auto in Multicon GYDA three input choices priorities must be made The available choices are electrical optical mute generator or none When signal is missing on the input selected as Main the change over logic will switch to the next priority and look for a signal there and so on If the user doesn t want to use all three priority levels the unused ones can be set to Should the user specify a list of priorities where it is actually impossible to reach one or both of the backup levels because the main input is selected to be an internal generator and therefore always present the card will also display the unreachable levels as The switching is always latching and to get back to the main input while the other input is still present the user must press Reset Hold time and lock time can also be adjusted These specify how long a signal can be missing before the next input in the prioritized list is attempted and how long a lost signal has to be present before it is considered OK again respectively 5 3 De glitcher The de glitcher corrects timing errors within a line The de glitcher has a 2048 samples buffer When the first signal is present we call it the initial phase signal data is taken fro
29. e eod eene on eds sacar Bode mee dE rg 29 5 EN 30 5 18 Audio getiBralor coo cts ob etos e ps AN AA eS o ME e EE 30 5 19 Audic processing DloGK epe Rte ret EE Osce t lo dore eh e to EE don 30 5 20 Audio embeddel c cte o tL tid od ttu ed t t odi 31 G S422 COMMANGS RETRO 92 p l EEPAO Tequired commahds nae encores 32 6 2 Normal eontra 33 6 3 Commands intended for debug lab use 41 General environmental requirements for Nevion 42 Product 49 Appendix A Materials declaration and recycling information 44 EC Declaration Of GOTOTWlly sce coda duxi oec ada eri cui eid net usc breeds 45 nevion com 3 UDC HD XMUX4 SDI ELECTRICAL IN 1 Product overview BYPASS gt psou SDI OUT AFD WSS AFD WSS vl gt SDIOUT De embedder Embedder SDIOUT X point SDI OPTICAL ormat i gt Video Reclocker F convertan preme Syne Processing 16 ch Audio EM gt Deglitcher Moti wi Vide c gt De serialiser d Embedder Adaptive ERIS Labe
30. e video processing block 5 8 1 Gain and offset The gain and offset adjustments are done separately for the Y Cb and Cr samples Range Multicon GYDA Luma gain 0 3 9999 Chroma gain 0 3 9999 Luma offset gain 21 511 75 511 75 in sample values Chroma offset gain 2 1 255 75 255 75 in sample values 5 8 2 Video payload legalizer The legalizer hard clips the upper and lower limit of the video payload With the legalizer enabled these limits are Upper limit Luma 3ACh Chroma 3C0h Lower limit Luma 040h Chroma 040h With the legalizer disabled the video processing block hard clips both luma and chroma to 3FBh and 004h 5 9 Color space conversion HD and SD use different color spaces The conversion from one color space to another will be handled automatically by the card when converting from SD to HD or vice versa but the user also has the option to turn the color space converter off Color space conversion C Disabled Auto Figure 14 Multicon GYDA view of the color space conversion block 5 10 Video filters Two video filters are available to help reduce noise and or get a better looking picture Each filter can be set to four different levels strengths in addition to being turned completely off nevion com 26 UDC HD XMUX4 Rev 1 The filters are ordinary low pass filters one used with up conversion and one used with down conversion The four settings of the low pass filters will reduce the full b
31. eceiver 9 125um single mode optical input 4AES I O 4 SDI outputs Up cross down converter with long haul optical receiver 9 125um single mode optical input 4AES I O 4 SDI outputs Cross converter converting between 1080i and 720p 4AES I O 4 SDI outputs Cross converter with short haul optical receiver 9 125um single mode optical input 4AES I O 4 SDI outputs Cross converter with long haul optical receiver 9 125um single mode optical input 4AES I O 4 SDI outputs Up converter converting from SD to 1080i or 720p 4AES 4 SDI outputs Up converter with short haul optical receiver 9 125um single mode nevion com 4 UDC HD XMUX4 Rev 1 optical input 4AES I O 4 SDI outputs UPC HD XMUX4 R L Up converter with long haul optical receiver 9 125um single mode optical input 4AES I O 4 SDI outputs 1 3 Key features for all product variants Motion adaptive de interlacing Long haul optical input available 30dBm sensitivity 4x HD SDI outputs 4xAESI O AFD WSS WSS EXT VI support De glitching of input video signal always seamless output Frame synchronizer Luma chroma gain and level adjustment A Audio delay enabling Dolby E processing delay correction Audio router for embedded audio Embedded audio gain adjustment SbDlin monitor label inserter EDH processing 12 predefined aspect ratio conversions 12 user defined aspect ratio conversions 1 4 Diffe
32. ed part of FLP400 6 2 Normal control blocks Block BIk Commands Example Response Control ablk 0 3 dir in out track none video ablk 0 dir in ablk 0 track video dir in out track video none AES I O port 1 4 dir in out sets the direction of the AES I O track selects whether AES delay tracks the video delay agen lvl lt sine_level gt cBFS agen 0 lvl 180 agen 0 lvl 200 sine 1kHz lvl lt sine_level gt cBFS Audio generator The amplitude of the generated sine that can be chosen as fallback in audio change overs Legal values are 180cBFS or 200cBFS centiBel referred to full scale output Units are optional but if included must be written as cBFS case sensitive aprc 0 11 Ir rl rr nlr Inr mm ms lvl gain aprc 0 Ir aprc 3 ll aprc 6 mm aprc 7 lvl 400 Ir rl lll rr nlr Inr mm Audio processing One block for each output from cho 2 13 The meaning of the commands are as follows Ir Normal rl Channel swapped ll Left channel to both output channels rr Right channel to both output channels nlr Left channel phase inverted Inr Right channel phase inverted mm Mono both channels r2 ms Mono stereo m 1 r 2 s 1 r 2 lvl means level and is the gain setting ceq ceq 0 cd ned Cable equalizer for electrical input No control only used to report carr
33. efault conversion no auto The primary assumption for the first three modes is that an input signal with the same aspect ratio as the output environment will not be scaled There are a couple of exceptions if the picture has both horizontal and vertical curtains In mode 4 the zoom and position settings from the selected scaling will be applied for all input signals regardless of the detected input environment If one of the pre defined fixed scalings is used the output environment will be given by the selected scaling The only exception is No conversion which has no inherent output aspect ratio when this scaling is selected the output environment is taken from the general output environment setting For the user scalings the user must specify the output environment This also provides an opportunity to change the output environment via 5 see chapter 5 4 7 5 4 4 Automatic scaling modes The following applies to the first three automatic modes of operation The scaling performed by the module is determined by the input picture aspect ratio and fill factor presence of curtains but normal SD video does not natively state of what aspect ratio the pixels are or if another conversion has already been applied There are three sources of information that may be present in the video that can provide some or all of this information Active Format Descripton SMPTE 2016 and SMPTE RP186 the latter referred to as Video Index
34. electable by cho 13 No control possible the word tx indicates that this is a transceiver only Uart info reports link status los loss of signal raw or the speed of the embedded link example 115200 8 n 1 vgen 0 cbar vgen 0 cbar video Internal video generator mcbar lt lns gt lt rate gt lt scan gt The video generator will be chkfield wss autol off I on activated in two different ways If white lt wss_value gt cbar selected as a fallback option the yellow chkfield mcbar generator will generate the selected cyan white yellow cyan pattern when the other input s are green vgen 0 flat 200 green magenta red missing and then use the video magenta 0 100 blue black flat settings from the last external red vgen 0 video Y Cb lt Cr gt source present It can also be blue 1080 24p selected as the main input in cho 1 black vgen 0 video in which case its own video settings 1080 25p will also be used flat Y Cb Cr vgen 0 video 1080 25i video lt Ins gt lt rate gt lt scan gt vgen 0 video 1080 291 wss autoloff on vgen 0 video lt wss_val gt 1080 30i vgen 0 video 720 24p vgen 0 video 720 25p vgen 0 video 720 29p vgen 0 video 720 30p vgen 0 wss auto vgen 0 wss on 7 vmon 0 msk lt 16b_mask gt vmon 0 msk msk lt 16b_mask gt Video monitoring OxFFFF Error counting The count itself is reset reported in info Errors can be vmon 0 reset masked
35. g is controlled from Multicon GYDA In SD mode the entire audio control package can also be switched on and off via Multicon GYDA nevion com 31 UDC HD XMUX4 6 RS422 commands 6 1 FLP4 0 required commands Rev 1 Block BIk Commands Example Response Control product name SW rev n mN FW rev r s protocol ver 4 0 Hello command Note 1 No other commands will be available until the card has received this hello Note 2 This command will also enable checksums Note 3 Cards are designed to be hot swappable To sync with the start of a new command the cards will wait for a If character before looking for a valid command conf conf 0 too long to list Configuration settings Retrieves the card s configurable settings Each addressable block is represented by a single line Dynamic status may be included in response but is usually reported in info only info info too long to list Dynamic status info Blocks with static settings only will usually not be included see conf above chk off chk off ok Checksum off If issued twice in succession this command will disable checksums Note Responses will still have the checksums appended NOTEI command turns the checksum back on locate on seconds locate off locate on 3 locate off ok Card locator This command will cause all the LEDs to flash for a user specified number of sec
36. he new firmware The UDC HD XMUXA will automatically reboot after a successful upgrade 4 2 GPI alarms The UDC HD XMUXA has one GPI output This reflects the status of the card se the table below nevion com 13 UDC HD XMUX4 Rev 1 4 2 1 Functions of 8pin modular jack GPI name Function Pin Mode Direction Status General error status for Pin1 Inverted Open Output the module Will also Collector activate at firmware open is alarm range upgrades GPI 1 GPI default scaling Pin 2 TTL Input pin select Least significant active level 3 1 bit GPI 2 GPI default scaling select Pin 3 TTL OV Input 3 active level DATA link RS422 Pin 4 RS422 Output output DATA link RS422 Pin 5 RS422 Output output GPI 4 GPI default scaling Pin 6 TTL Input select Most significant active level bit GPI 3 GPI default scaling Pin 7 TTL OV Input select active level Ground 0 volt pin Pin 8 OV nevion com 14 UDC HD XMUX4 Rev 1 5 Functional description 5 1 Data path HD SD SDI input is selected from either optical or electrical input and equalized re clocked and de serialized and transferred to a processing unit called an FPGA In the FPGA the signal is first sent through a de glitcher that cleans up small single line errors that migh
37. ier detect or no carrier detect cho pri lt k gt pri lt k gt I I pri lt k gt lt l gt lt m gt pos man lt k gt pos auto latch reset tl lt hold_time gt cho 0 pri 0 cho pri 0 1 cho pri 10 2 cho 0 pos man 1 cho 0 pos auto cho 0 latch reset size 3 pri k m auto t1 hold time t2 lock time latch t1 hold time t2 lock time size 5 pri k m man m Video input select pri prioritized list of inputs used when change over is automatic The list can have 1 2 or 3 entries or levels Manual mode is effectively the same as automatic mode with one priority level only but has its own command 0 from electrical input nevion com 33 UDC HD XMUX4 Rev 1 t2 lt lock_time gt cho 0 t1 1000 cho 0 t2 1000 1 from optical input 2 internal video generator 3 mute 4 none The module will always respond with 3 levels filling in 4 none for the levels not used tl and 2 change over doesn t happen immediately as a precaution against glitches and unstable signals The timers t1 and t2 let the user decide how long in ms we will cling on to a missing input before we consider it gone and move on to the next pri level and how long an input with a higher priority should be present before we consider it repaired and switch back respectively cho 1 size 3 pri k l auto size 3 pri k l man m No commands available I
38. ignals disappears The picture will first freeze for lt hold time gt and then go to video generator The output is now referenced to the local clock source This clock source will however be kept within 1 ppm of the last sync source 5 5 2 Frame delay mode In this mode a sync signal is not present The phase delay will now be relative to the SDI input The phase delay additional frame delay sets the total video delay If video signal disappears The picture will first freeze lt hold time gt and then go to video generator The output is now referenced to the local clock source However this clock source will be kept within 1 ppm of the last video source If video signal reappears If the input video signal reappears the video will reappear on the output lt ock time gt after stable input video The delay will be set to the same as before input was lost NOTE This may cause a frame roll If a sync input appears Given that a stable SDI input exists If a sync signal appears the delay mode will change to Frame Sync mode see Chapter 5 5 1 Hence the internal clock will be locked to the sync signal and the delay will again change NOTE This will result in a frame roll as the delay changes 5 6 Video generator The video generator can produce several simple signals Color bar Check field and flat field The flat field can be set up with 10bit 0 1023 luma and chroma values or by selecting a predefined color The generator m
39. io RE DER 8 3 T Manual erecta ua eli aM aah tan 8 3 2 Multicon GYDATIDUS e 10 eS GC ONMECHONG stn Scie tet eee 12 Ar SWC 12 Z ODOTFatlOD 19 4 1 Front panel LED indicators eeeeseseesseeeeseeeeeeeeenee nennen nnne nnne nnne 13 Zo GPIaldilligc Ace emetic att tete 19 5 Functional COSCHDNON pecs dca RD EDO soe ear ates 15 bald alli cs acd sme OR aM du 15 5 2 Video input selection er 15 en s e P 16 5 scaling red emer eie tente even eee editis 16 5 5 Frame synchronlz6er ee e o et e lind sede teed a rp ie equi Fer e teed Pha E cx tase 23 5 6 MIdeG dO AalDE doeet sea eei 25 5 7 ors Ne Io ERE 25 5 9 Video processing Block euere E RE Oe Even eS ste uad ete esie bud 26 5 9 C lor Space COTIVOrSIOTIs acil eio leet E Pere Ee o bU ER Dee br qe ness kt bee Deae seduce 26 xem e P EE 26 5 11 EDH processing RR a A R 27 5 12 Video output aie eps 27 5 13 Audio blocks OVEIVIGUE cott Cn S 28 5 14 Audio de embedder pte Hon ee HESSE ERR Hee 28 SAS Audio delay s eiut aate iced e Cod jae 28 5 16 Audio cross Point matrix essc rt et
40. ion that will be performed when the AFD code is present There are a few states where the input picture has both horizontal and vertical curtains and these also have arrows within the same column These are conversions that will be performed when the input environment is the same as the output environment nevion com 19 UDC HD XMUX4 43afd0100 43afd1001 D 43afd1000 1 53 43afd1010 1rd 43afd0010 43afd0011 43afd1011 43afd1110 43afd1111 Rev 1 169afd0100 y 169afd1001 169afd0010 169afd1000 169afd1010 ___ 169afa0011 169afd1011 14 4 4 13 24 14 169afd1101 169afd1110 169afd1111 Figure 8 AFD controlled aspect ratio conversions nevion com 20 UDC HD XMUX4 Rev 1 5 4 4 5 Fill mode conversions If the module can not find any fill factor information but has aspect ratio information it will perform one of three conversions when the input environment is different from the output environment 1 Protect input frame 2 Zoom to fill frame 3 Zoom to 14 9 The table shows the conversions that will be performed when this mode is active Output Environment Input Non AFD nversion x Conversio environment Conversion performed s rO 16 9 Protect input frame 4 3 C Y E 16 9 Zoom to fill frame 4 3 o C p of e e EXT o
41. is missing or the module can be used as a standalone generator This is controlled from the Video in block In Through mode the output can only be muted i e output drivers turned off when the video input is missing Video in i Electrical Optical Video gen Mute Figure 17 Multicon GYDA view of video input mode nevion com 27 UDC HD XMUX4 Rev 1 5 13 Audio blocks overview Electrical AES1 in AES2 in AES3 in AES4 in AES1 out AES2 out AES3 out AES4 out DATA out Figure 18 Audio function blocks 5 14 Audio de embedder The Audio de embedder extracts all audio embedded in the video stream The de embedder is always enabled 5 15 Audio delay An audio delay relative to the video output can be specified commonly for all de embedded channels This is done in Multicon GYDA The audio delay is specified in audio samples relative to the output video and can be both positive and negative Note that because the audio delay is relative to the video output it is possible to specify an audio delay that will actually be negative This will cause audio errors While the maximum negative relative audio delay will be limited by the actual video delay the maximum positive relative audio delay is 2 1 16383 audio samples at 48 kHz which is approximately 1 3 second Dolby E delay handling The UDC HD XMUX4 can be used to re align Dolby E with video Dolby E processing equipment
42. ition The card will then complete the internal reset and start as normal nevion com 8 UDC HD XMUX4 3 1 3 DIP switch functions Rev 1 Note that the left DIP switch of the horizontal DIP package is number 1 The top DIP switch of the vertical DIP package is number 17 Switch Function name Function DIPs Comment 1 AES1 dir Off output AES 1 input or output if On input AES1 is input DIP 2 4 routes GROUP 1 2 4 AES1 GRP 1 DIP Group 1 AES1 Routing matrix to AES1 or routing 234 Embeddin output GROUP 1 g Deembed ding 000 Disable Group 1 ch 1 amp 2 001 Group 1 Group 1 ch 3 amp 4 010 Group 2 Group 2 ch 1 amp 2 011 Group 3 Group 2 ch 3 amp 4 100 Group 4 Group 3 ch 1 amp 2 101 AES1 amp 2 Group 3 ch 3 amp 4 110 AES3 amp 4 Group 4 ch 1 amp 2 111 Generator Group 4 ch 3 amp 4 5 AES2 dir Off 2 output AES 2 input or output On input 6 8 AES2 GRP2 See table for AES1 GRP1 Routing AES2 or GROUP 2 AES3 dir Off 2 output AES 3 input or output On input 10 12 AES3 GRP 3 See table for AES1 GRP1 Routing AES3 or GROUP 3 13 AES4 dir Off output AES 4 input or output On input 14 16 AES4 GRP 4 See table for AES1 GRP1 Routing AES4 or GROUP 4 X Y Output format DIP 1 2 Off Off gt 720P The XY sets the output DIP 1 2 Off On gt 10801 format The frame rate out DIP 1 2 On Off gt SD16 9 will be selected DIP 1 2 On On
43. k is a Nevion proprietary standard and embedding of such data can be done with the AV AAV HD SD XMUX 3 2 2 Configuration page The different configuration parameters are explained in detail in Chapter 5 under their corresponding functions nevion com 11 UDC HD XMUX4 3 3 Connections o O Tj S i Q OQ H NV nevion x 0000 0000 0000 GPI7DATA 0000000 sy C AES 1 0 o 0 HM oso o O g O O Q is 4 o O o o B 2 o4 ll o o o o d Q k g B5 O 8 O a DESEE o Figure 4 FRS HD XMUX4 C1 backplane right component side left connection side Rev 1 The backplane for the UDC HD XMUXA is labeled UDC HD XMUX4 C1 The table below shows the connectors and their functions Function Label Connector type HD SD SDI input IN BNC HD SD SDI output 1 1 BNC HD SD SDI output 1 inverted u BNC 1 HD SD SDI output 2 2 BNC HD SD SDI output 2 inverted BNC 2 Black amp Burst tri level input SYNC BNC AES I O 1 1 WECO AES I O 2 2 WECO AES 3 3 WECO AES I O 4 4 WECO GPI in GPI DATA TP45 pin 2 3 6 amp 7 GPI out GPI DATA TP45 pin 1 pin 8 GND DATA out GPI DATA TP45 pin 4 amp 5 Table 2 Connector fu
44. l insert Deinterlacer ry REF Genlock Audio Tone Generator Audio Audio x point eri Processing RS422 y RS422 gt Decoder OUT GN 16 ch Audio Audio gt PAN De embedder Delay gt Audio SRC gt 4 AES Selectable I O CTRL 4AES OUT 4 AES IN Figure 1 Simplified block diagram of the UDC HD XMUXA card 1 1 Product description The Flashlink UDC HD XMUXA is a format converter converting between all HD and SD formats of the same frame rate It can synchronize the outgoing HD SDI or SD SDI to a reference and the reference can either be a traditional black amp burst signal or tri level sync The HD SDI SD SDI outputs can be adjusted relative to the sync signal All product variants also have a de glitcher to give error free synchronous switching The audio embedded on the SDI is de embedded and can be delayed relative to the video Each audio stereo pair can be swapped in a matrix before they are embedded back into the SDI stream The parameters of the card can be adjusted either manually by switches on the board or via the control interface MULTICON GYDA 1 2 Product versions UDC HD XMUX4 UDC HD XMUX4 R UDC HD XMUX4 R L CRC HD XMUX4 CRC HD XMUX4 R CRC HD XMUX4 R L UPC HD XMUX4 UPC HD XMUX4 R Up cross down converter converting between 1080i 720p and SD 4AES I O 4 SDI outputs Up cross down converter with short haul optical r
45. m the centre of this buffer If the timing reference of the video signal changes when for instance a new source being switched into the signal path the timing errors occurring by this change will be corrected if the new timing reference is within 1024 samples of the initial phase signal This also goes for all consecutive timing references If a signal is more than 1024 samples off relative to the initial phase signal the output will repeat the last frame refill the 2048 samples buffer and take new data from the centre of the buffer This new signal is now considered the initial phase signal Audio will fade out when a frame repeat is being done and fade in at the new frame This mechanism produces an error free video output without frame wrapping when the video input comes from a router with synchronous input video signals that all lies within 1024 samples of each other The de glitcher output is always seamless When a signal is repeated the audio is faded out It fades in again at the next frame 5 4 The scaling blocks 5 4 1 Motion adaptive de interlacer This block converts an interlaced image to progressive It is only part of the signal path for interlaced video formats 5 4 2 Format converter block This block converts between the different video formats If the input is interlaced it is de interlaced before entering this block The input format is automatically detected The output format is sele
46. mode of the card and what aspect ratio information will be inserted in the output video Frame rate 576 25 486 291 720 50p 720 59p 720 25p 720 29p 1080 25i 1080 29i 1080 25p 1080 29p more standards may be supported at a later stage Output environment out env can be 16 9 or 4 3 This controls the pixel aspect ratio of the output video Fill Fill selects how much of the picture is preserved full protect input frame nevion com 37 UDC HD XMUX4 Rev 1 crop zoom to fill frame 14 9 scale to 14 9 PB or LB Rule lt rule value gt can take on the following values and tells the card which incoming aspect ratio information to use 0x01 AFD gt Fill gt Default 0x02 AFD gt Default 0x04 Fill gt Default 0x08 Default No other values will be accepted by the card no combinations are available Insert The lt insert value gt can be any binary combination of the following values 0x02 WSS Extended 0x04 WSS 0x08 SMPTE352 0x10 Video Index 0x20 AFD Note that the value 0x01 is not currently supported and that the card therefore will only accept even numbers as lt insert values gt Also note that WSS and WSS Extended cannot be inserted at the same time as they only differ in the bit interpretation supr en dis auto lb page lt L1 gt lt L2 gt lt L16 gt font lt tag gt supr 0 auto supr 0 Ibl 0 65 66 670 supr 0 font 1
47. ncluded to show internal status and to update Multicon GYDA graphics cho 2 13 pri lt k gt pri lt k gt lt l gt cho 2 pri 1 cho 5 pri 02 size 4 pri k l Audio fallback setting Audio change over blocks one cho per audio output from the audio matrix mtx 0 No other settings but the priority list 0 from audio matrix 1 sine 2 AES with silence 3 mute Note Only generators pri 1 2 or 3 are allowed to be set as first and only priority cho 14 pri lt k gt pri lt k gt lt l gt cho 12 pri 1 cho 12 pri 02 size 4 pri k l Embedded audio common fallback setting A short cut to set change overs 2 9 all at once Will of course not report anything in info that s left to the individual cho blocks demb 0 3 demb 0 demb 2 grp ken Audio de embedders one permanently assigned to each incoming group always enabled No control available dly 0 lt frames gt frms dly 0 2frms tgt frames frms Video delay This sets the additional video delay of the card In info this block reports back the current delay in nanoseconds This will vary with the incoming video standard dly 1 lt audio_samples gt sps dly 1 30sps tgt audio samples 5 5 audio delay for deembedded audio The audio delay is given in audio samples Audio delay is always given relative to video dly 2 lt audio_samples gt sps dly 1 30sps tgt audio samples 5 5
48. nctions Unused SDl inputs outputs must be terminated with 75 Ohm 3 4 Sync input The backplane also features a switchable termination By setting the slide switch in Figure 4 to on the sync input will be terminated to 75 Ohm nevion com 12 UDC HD XMUX4 Rev 1 4 Operation 4 1 Front panel LED indicators Diode state Red LED Orange LED Green LED No light Card status PTC fuse has Module has not Module is OK Module has no been triggered been power or FPGA programmed or programming RESET and has failed OVR DIPS are both on or module is loading firmware SDI input status Video signal Video signal Video signal Module has not absent present but card present and been unable to lock locked programmed VCXO Sync input Sync signal Sync signal B amp B or Tri level Module has not status absent present but card sync in lock been unable to lock programmed VCXO Audio input No audio One two or 4 audio groups Module has not status embedded in three audio embedded in been incoming video groups incoming video programmed embedded in incoming video Exceptions for the LEDS The ocate command will make all four LEDs blink on and off synchronously The condition of the card is not otherwise affected Firmware upgrades will activate running lights after the firmware download has finished Do not remove power to the card when running lights are active the card is unpacking and installing t
49. of delay 5 5 1 Frame sync mode If a sync input B amp B or Tri level is present the frame synchronizer will output a signal that has a delay relative to this signal Two parameters can be set Phase delay and Frame delay Phase delay 0 lines 0 samples Video frame delay 2 frames Figure 10 Multicon GYDA view of the video delay settings Let us first focus on the phase delay which also may be called output phase delay This parameter can be positive or negative and determines the relationship between the outgoing video and the sync signal The phase delay can thus be written in several ways a large positive delay will equal a small negative delay because there is wrap around on a frame basis It follows that it is not useful to specify a phase delay larger than 1 frame Strictly speaking the range could have been limited to 1 2 frame to 1 2 frame For convenience the delay range is allowed to be from 1 frame 1100 samples to 1 frame 1100 samples In addition to the phase delay the user may specify additional frames delay When frame delay is set to 1 frame the delay through the card will be between 1 and 2 frames depending on the input phase between SDI input and sync input The frames and lines are measured in units of the output SDI video standard If the output SDI standard is 1080i25 a delay of one line is equal to 35 5us If the output SDI standard is 720p50 a delay of one line is equal to 26 6us If the
50. onds If omitted the value seconds will be set to a default of 120 seconds The flashing can be terminated at any time with locate off address address address address Card address This command will check and update the card s current rack and slot address which is normally only done at start up filename filename udchdxmux4 0 151 ffw filename udchdxmux4 0 102 mfw lt name gt lt extension gt Firmware upgrades The lt name gt part must match the card s hardware and include a revision number and the extension must be either ffw for FPGA firmware or mfw for microcontroller firmware After running this command the board will wait for the firmware in Intel hex format fin fin ok Finalize Finalize the programming of the microcontroller See description of the uC bootloader separate document nevion com 32 UDC HD XMUX4 Rev 1 misc NOT AVAILABLE BY COMMAND ONLY FOUND in Conf 0 prog fin ovr Misc info prog if the card is freshly programmed by the bootloader and the program is still un finalized fin is the normal condition ovr if DIP switch 16 is set to the ON position and the card is under DIP switch control Note 1 The info part of misc has additional functionality when locate is used locating remaining seconds This enables a visible countdown clock in Multicon GYDA but is not a requir
51. rences between the product variants The UDC HD XMUX4 R L is the full featured product the up down cross scaler There is nothing that can be done with the lesser versions of the module that can t be done with the UDC HD XMUXA R L The UPC HD XMUXA R L is an up scaler only The only differences from the full featured product is that the UPC HD XMUXA R L is unable to lock onto HD SDI inputs and that no SD SDI formats can be selected as output The CRC HD XMUXA R L is an HD cross scaler only The only differences from the full featured product is that the CRC HD XMUX4 R L is unable to lock onto SD SDI inputs and that no SD SDI formats can be selected as output The UDC HD XMUXA R L is thus the only variant of this module that can do aspect ratio conversions with SD SDI as both input and output The lower cost versions of this module are complemented by the ARC SD DMUX and the ARC SD XMUXA which are both dedicated SD SDI aspect ratio converters available in several variants nevion com 5 UDC HD XMUX4 2 Specifications Optical SDI input Data rate optical Sensitivity SD HD SDI 270 1485 Mbps Detector overload threshold Detector damage threshold Optical wavelength Transmission circuit fiber Connector return loss Connector Electrical SDI input Connectors Equalization Input Return loss Jitter tolerance Electrical Sync input Connector Format Input Return loss Termination
52. rol horizontal and vertical zoom and horizontal and vertical centre offset Vertical and horizontal zoom can be adjusted within the range 0 to 2 The values denote the enlargements of the output image Vertical and horizontal centre offset or position values are slightly more complicated as the calculation depends on whether the effective zoom factors are greater than or less than unity Effective means that it also incorporates the scaling factors when converting from one input standard to another output standard i e 1 5 horizontal 1920 1280 and 1 5 vertical 1080 720 if going from a 720 standard to a 1080 standard nevion com 22 UDC HD XMUX4 Rev 1 The embedded AFD code for each User setting may be set Use Figure 8 in the AFD conversion section to find the code that best describes the output 5 4 6 1 Pos when zoom is greater than 1 The setting is in lines vertical offset and pixels horizontal offset on the output A position value of P will result in the picture moving P pixels or lines 5 4 6 2 Pos when zoom is less than 1 The setting is in lines vertical offset and pixels horizontal offset but the values are also scaled by the zoom factor A zoom value less than 1 with a position value of P will result in the picture moving P x zoom pixels or lines Positive position values moves image right up negative values left down 5 4 7 Selecting Default scaling by GPI There are 4 GPI input lines that can be cont
53. rolled individually by external equipment and therefore 16 different combinations Each of these 16 states can be mapped to one of the scalings available under Default scaling The GPI lines will then select the Default scaling which means that they will either control the active scaling directly if the scaler rule is in Default scaling mode or the fallback scaling that will be chosen when no AFD VIWSS SMPTE352 information is available if the scaler rule is set to one of the automatic modes see chapter 5 4 4 In is also possible to map one or more states to No action which means that the card will simply ignore this GPI condition This option can be particularly useful if a subset of the GPI values is used and the external equipment is unable to switch the GPI lines simultaneously Although the GPI lines are de bounced filtered unintended states could be visited by the GPI lines in a transition from one intended value to another It s therefore recommended to map all unused states to No action to get the cleanest possible switch between scalings GPI value mapped to scaling Fixed scalings User scalings Te ps pe pm us Le t pepe pepe eps stp He fli creditur iin E M M M M ME ME M M M MM ME EE MEME EE EE ME EE EE NI EE e E o qi amp oO M M EE ME ME ME MM EE EN EE MEINEM EE MI ME EE ME NI ME C qi E NM ME E ME M EE MM EE ME E EE EE EE ME EE ME ME EE ME NI es
54. stereo audio generator is available in the audio cross point matrix as a source It is a high purity 1 kHz sine wave with a 250ms interruption on the left channel every 3 seconds The audio level may be set to one of two standards The two levels are 18 dBFS and 20 dBFS These two levels correspond to EBU R68 and SMPTE RP 155 5 19 Audio processing block The output of each stereo signal from the audio cross point matrix may be processed in the audio processing block This is controlled with the Multicon GYDA controller The processing includes channel L R manipulation and audio gain Audio processing ch 1 2 Mode LR Level 4 0 dB Audio processing ch 3 4 Mode LR Level 16 0 dB Audio processing ch 56 Mode LR Level 18 0 dB Audio processing ch 7 8 Mode LR Level 35 0 dB Audio processing ch 9 10 Mode LR Level 0 0 dB Audio processing ch 11 12 Mode LR Level 0 0 dB Audio processing ch 1314 Mode LR Level 0 0 dB Audio processing ch 15 16 Mode LR Level 0 0 dB AES 1 out processing Mode LR Level 0 0 dB AES 2 out processing Mode LR Level 0 0 dB AES 3 out processing Mode LR Level 0 0 dB AES 4 out processing Mode LR Level 0 0 dB Figure 21 The figure shows the Multicon GYDA configuration view of the audio processing block Channel L R manipulation nevion com 30 UDC HD XMUX4 Rev 1 The stereo signals may be output in one of the following ways LR Left Right No change RL Right
55. t appear for instance due to switching In the de glitcher the ancillary data to be remapped in the output video stream is also de embedded The video is then passed over to the audio de embedder that de embeds all audio from the video The 16 audio channels coming from the de embedder are bundled in pairs and sent to an audio buffer The audio is fetched from the audio buffer according to a user specified delay and sent to an Audio cross point The audio from the Audio cross point can be any pair of audio channels de embedded from the incoming video stream AES inputs an internal 1 kHz sine or an internal silence generator The silence generator labeled mute produces valid audio just silent These audio generators can be set as fallback when no valid audio is available but the options also exist to turn the AES outputs completely off or set the delete flag for embedded audio From the cross point outputs each channel pair enters an Audio Processing Block where the paired channels may be shuffled After the audio processing block the audio enters the Audio Embedder After the audio de embedder the active area of the video is sent through the scaler blocks and to a frame buffer The video is then fetched from the frame buffer with the user specified delay and sent to a Video processing block followed by an EDH processing block After the EDH block the video and audio is embedded according to the user settings and the video is sent from the FPGA to
56. terms and conditions for the product s covered by this manual follow the General Sales Conditions by Nevion which are available on the company web site www nevion com nevion com 43 UDC HD XMUX4 Rev 1 Appendix A Materials declaration and recycling information A 1 Materials declaration For product sold into China after 1st March 2007 we comply with the Administrative Measure on the Control of Pollution by Electronic Information Products In the first stage of this legislation content of six hazardous materials has to be declared The table below shows the required information Toxic or hazardous substances and elements ARER 98 R ADE SRE SR Part Name Lead Mercury Cadmium Hexavalent Polybrominated Polybrominated Pb Hg Cd Chromium biphenyls diphenyl ethers PBDE UDC HD XMUX4 CRC HD XMUX4 O O O O O O UPC HD XMUX4 O Indicates that this toxic or hazardous substance contained in all of the homogeneous materials for this part is below the limit requirement in SJ T11363 2006 X Indicates that this toxic or hazardous substance contained in at least one of the homogeneous materials used for this part is above the limit requirement in SJ T11363 2006 This is indicated by the product marking A 2 Recycling information Nevion provides assistance to customers and recyclers through our web site http www nevion com Please contact Nevion Customer
57. the ancillary area acp on off This is valid only for SD and enables the audio control package use24 on off This is only valid for SD and selects between 24bit and 20bit sound del off on delay12 delay34 For each of the embedder groups the delay bits for ch1 2 and for ch3 4 can be inserted into the ACP The delay value can be positive and negative and is put directly into the ACP as it is written Note To set both delays to 0 would be the same as turning the delays off The response reflects this gpi act inact gpi 0 act gpi 0 inact WSS interpretation inact Normal WSS act WSS Extended gpi act inact gpi 0 act gpi 0 inact Color space conversion disable inact auto convert when needed act disabled gpi act inact gpi 0 act gpi 0 inact EDH insert select This gpi works as a simple 2 1 switch inact EDH off act EDHon mtx il ol lt iN gt oN il lt ol gt lt 02 gt lt oN gt il ol o2 or the above combined mtx 0021455 mtx000 11 22 mtx 0 0 0 9 mtx0001122 7 size M N il 12 i3 iN Audio matrix mtx 0 size 14 13 controls the audio matrix outputs 0 7 are embedded sound outputs 8 11 are AES output 1 to 4 output 12 is datalink inputs 0 3 are AES inputs inputs 4 11 are deembedded sound 12 1kHz sine 13 Black silence Note Any combination of the three basic commands are allowed for
58. trix Group 1 ch1 2 Group 1 ch3 4 Group 2 ch5 6 Group 2 ch 8 Group 3 ch9 10 Group 3 ch11 12 Group 4 ch13 14 Group 4 ch15 16 AES output 1 AES output 2 AES output 3 AES output 4 Data output AES input A NE NE E ME E E E E E E LS e e e e 6 amp 9 e e e e e e e 2 NE NE EC E E E E eeeeeeeeeee e 9 8 8 9 8 8 89 9 9 8 NE NE E NN EE eeeenweeee eeeeeeee e e e 9 8 8 e e 5 C e 2 Group 1 Group 2 Group 3 1 2 3 4 with the de embedded audio for a 50Hz signal 5 6 7 8 9 10 11 12 13 14 15 16 1 kHz Mute C 39 C C C eeeewepvceeee e Group 4 C C C C 9 9 C C C e C 8 e 9 2 9 C C L C C 9 C C A NE NE 9 8 8 9 9 8 8 b C NE NE 8 89 8 M M 8 8 NI Figure 20 Multicon GYDA configuration view of the audio cross point matrix All embedded outputs have a common fallback option that can be set in Multicon GYDA The priorities can be selected between matrix being the choice from the cross point matrix sine black or mute Mute deletes the audio content and set the audio control package to channel delete for its respective channels Emb audio fallback AES fallback 1 AES fallback 2 AES fallback 3 AES fallback 4 Main input 9 Mat Backup 1 Matrix Main input Sine Main input Black Main input Mute Main input 9 Matrix O Sine O Sine O
59. typically causes one frame delay for the audio The positive video delay needs to be set higher than the wanted negative relative audio delay Then set a negative relative audio delay that corresponds to a whole number of full frames of audio samples A delay example setting is shown in Figure 19 The de embedded audio can be routed to one or more AES outputs and through a Dolby encoder decoder and back into one or more AES inputs The delay on the AES inputs should probably be set to zero but may be adjusted to align audio with video To calculate number of audio samples frame simply divide 48000 with frame rate 24Hz 25Hz 29 97Hz 30Hz 50Hz 59 94Hz or 60Hz nevion com 28 UDC HD XMUX4 Phase delay Video frame delay Relative Audio demb del AES input 1 delay AES input 2 delay AES input 3 delay AES input 4 delay lines frames 960 samples c c samples samples samples samples 0 samples Rev 1 Figure 19 Multicon GYDA view of the delay settings The video is delayed 1 frames compared 5 16 Audio cross point matrix The audio cross point matrix is an 8x10 cross point with inputs and outputs as shown in Figure 18 The 8 de embedded channels a 1 kHz sine and black sound are selectable inputs Black sound is explained in Chapter 5 1 The outputs of the cross point are 8 stereo channels for re embedding 0 4 AES outputs depending on I O configuration and 1 data output Audio ma
60. zer 0x5000 OxSfff F RAM spiw address data spiw 0x0004 0x2c With the same address ranges as for spir above this command allows the user to modify SPI registers thebug thebug A collection of debug information that is presented in a Multicon GYDA block like format First line tells which image is currently loaded Second line contains the filename and version of the uC software including the AVR controller it was compiled for The third line contains the SW flags in uC the number of times the watchdog timer has kicked in readout of dip switches input select for deserializer SDOn on off slew rates and status for the video changeovers The next two lines contain raster information from the deserializer and serializer respectively while the next two lines contain sample values for mlines and VCXO nevion com 41 UDC HD XMUX4 Rev 1 General environmental requirements for Nevion equipment 1 The equipment will meet the guaranteed performance specification under the following environmental conditions Operating room temperature range 0 C to 45 C Operating relative humidity range lt 90 non condensing 2 The equipment will operate without damage under the following environmental conditions Temperature range 10 C to 55 C Relative humidity range lt 95 non condensing nevion com 42 UDC HD XMUX4 Rev 1 Product Warranty The warranty
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