Digigram LX--IP User Manual Download

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LXIP

user Manual v1.04

Clock source

PTPv2 (IEEE15882008) from network or internal clock or Word Clock or
MADI input
Local clock eligible as GrandMaster PTP
Local clock precision : better than 10 ppm

AES67 compliance

Full compliance in all respects with AES 67

11.5. Control and routing

Control

HTTP (web pages from embedded server)

EMBER+

Routing

Zero latency onboard routing matrix between RAVENNA, PC Rec/Play and
optional MADI channels

11.6. Development environments

Audio devices

64/64 simultaneous Record/Play (Mono) channels to/from PC

Latency

Round trip time down to 1.1 ms (excluding IP network)

Management

Low latency WDM Kernel Streaming, DirectSound, WASAPI, ASIO, Alsa

Supported operating
systems

Windows 10, 8 and 7 32/64bits, Windows server 2003/2008, Linux

Summary of Contents for LX--IP

Page 1: ...LX IP user Manual v1 04 LX IP Multichannel RAVENNA AES67 PCI Express Sound Card User Manual June 2016 0 ...

Page 2: ...m is not responsible for errors and omissions and reserves the right to make improvements or changes in the products and programs described without notice Digigram the Digigram logo LX IP RAVENNA are registered trademarks or trademarks of Digigram S A All other trademarks are property of their respective holders Digigram S A 82 84 Allée Galilée 38330 Montbonnot Saint Martin FRANCE Tel 33 0 4 76 52...

Page 3: ...e mixer panel 5 3 ASIO driver configuration 6 FIRMWARE UPDATE 7 HOW TO CHECK THE INSTALLATION 8 LX IP principles 8 1 Embedded routing matrix 8 2 Sources 8 3 Destinations 8 4 Clock Default routing matrix 9 CONFIGURATION OF THE AoIP PARAMETERS 9 1 Default IP addresses of Eth ports 9 2 Network settings 9 3 Global audio and clock settings 9 4 Routing matrix 9 5 Creation of IP streams published to the ...

Page 4: ...LX IP user Manual v1 04 12 1 LX IP RAVENNA schematic diagram 12 2 Connectors 13 DRIVER RELEASE NOTES AND LIMITATIONS 13 1 LXIP Kit v01 01a004 3 ...

Page 5: ...equipment and the receiver connect the equipment into an outlet on a circuit different from that of the receiver consult the dealer or an experienced radio television technician Note Connecting this device to peripheral devices that do not comply with CLASS B requirements or using an unshielded peripheral data cable could also result in harmful interference to radio or television reception To ensu...

Page 6: ...Alsa 32 stereo DirectSound playback devices 32 stereo DirectSound recording devices 64 mono ASIO playback channels 64 mono ASIO recording channels 64 mono Alsa playback channels 64 mono ASIO recording channels Real time simultaneous record and playback in PCM 16 and 24 bits of 64 mono I O channels Embedded WEB server for IP audio configuration 3 3 RAVENNA features Up to 128 128 I O Mono channels a...

Page 7: ...FIGURATION The installation of the software requires administrator rights on your computer Please visit the Digigram web site at www digigram com for the most recent driver In case you run a specific application developed or installed by a Digigram Partner this application might require the use of a given driver version In this case make sure that the updated driver has been approved by your suppl...

Page 8: ...he Drivers for the LX board are displayed The WDM driver is always installed The ASIO driver installation is optional and can be selected unselected It is selected by default Click Next In the Ready to Install the Program window click on Install to start copying the files A Windows message appears for the authorization to install the driver Confirm the installation 7 ...

Page 9: ...ased software applications the selection of a lower value may produce audio dropouts depending on the PC configuration Under ASIO granularity can be set to the minimum value 8 samples as the ASIO driver uses one single 64 channel device When using the card if audio dropouts are experienced it may be necessary to increase the granularity Granularity can be 8 16 32 or 64 samples Click on Ok 1 The gr...

Page 10: ...ing on the Playback tab and Recording tab The vu meters are displayed in front of each device Note that as long as Windows diplays the vu meters the DirectSound devices are allocated This means that they can t be allocated from another application that is not based on DirectSound 5 2 Microsoft volume mixer panel The Windows volume mixer can be displayed from the loudspeaker icon in the Wiindows ta...

Page 11: ...indows DirectSound mixer The volume slider associated to the LX DirectSound device applies a digital gain to the audio samples coming from the DirectSound mixer before they are sent to the card 5 3 ASIO driver configuration With the ASIO driver installed the card s settings can be adjusted through its ASIO control panel This panel can started from Start Programs Digigram ASIO ES Settings It can al...

Page 12: ...efined in the Digigram Control Center You can access this parameter by clicking on the Change DSP granularity button Note that audio dropouts may be experienced when using very small buffer size It is possible to check if audio dropouts are experienced by clicking on the Test button In case errors are reported buffer size has to be increased Select Activated IO Clicking on this button allows selec...

Page 13: ...LX IP user Manual v1 04 12 ...

Page 14: ...from its WEB interface Default IP addresses are Eth0 192 168 0 100 Eth1 192 168 1 100 From menu Expert settings select Firmware update Drag and drop the firmware file or select it by clicking on the Upload File button A reboot of the PC is necessary after the firmware update 13 ...

Page 15: ...ws Start the Digigram Control Center panel from the menu Start Programs Digigram The General Information tab lists all the Digigram driver packages installed on the computer and their versions The LXIP tab displays information about the LX IP cards installed in the computer card type serial number MAC address firmware version If the card is listed in the LX IP tab the driver is correctly installed...

Page 16: ...p the playback right click on the card icon and select stop Note that vu meters are not displayed with the first driver version The presence of the playout DirectSound devices can be checked from the Windows Sound control panel in the Playback Tab Under Windows Seven and 8 the name of a device can be modified by right clicking on its name and selecting Properties You can test the playback by right...

Page 17: ...er is not installed correctly Remove the LXIP Kit driver from the Windows Control Panel Add Remove programs and install it again If it is not listed check in the Other devices section of the device Manager If the card is not listed at all in the Device Manager proceed as follows Shut down the computer and remove the LX IP card Please be careful with electrostatic discharge when handling the card r...

Page 18: ...he block DAW This block receives the audio channels that are played by the software applications through the playback devices and the driver of LX IP Optionally 64 channels coming from the MADI input The outputs of the routing matrix are 64 channels assigned to the output block RAVENNA AUDIO RA0 These channels are the audio sources of the AoIP streams published to the network through Eth0 these st...

Page 19: ...can be received on Eth0 and Eth1 ports The audio channels extracted from the Destinations received through Eth0 are available from the input block RAVENNA AUDIO RA0 The audio channels extracted from the Destinations received through Eth1 are available from the input block RAVENNA AUDIO RA1 8 4 Clock The LX IP can be be slaved to the PTP clock or master PTP clock on the network Slave to PTP clock t...

Page 20: ...ort to access the WEB pages 8081 From a PC connected to the AoIP network and set to an IP address that belongs to the same subnetwork as the LX IP card enter the following in your WEB browser 192 168 0 100 8081 for a connection to Eth0 or 192 168 1 100 8081 for a connection to Eth1 The following page is displayed The parameters can be modified by clicking on Enable Edit Mode on the top of the WEB ...

Page 21: ...DHCP If configuration is set to static the following two parameters must be set Address IP address of the Eth0 interface Network mask mask of the network the Eth0 interface belongs to Similarly click on ra1 to configure the network parameters of network port Eth1 Click on other network settings to configure the Hostname and the gateway 20 ...

Page 22: ... PTP WordClock received on the WordClock input of the card MADI the card automatically synchronizes on the detected MADI signal PTP Clock source This defines the source of the PTP clock of the card See Use cases for clock configuration below for setting the clock parameters In case the clock source is configured to PTP it is necessary to set the PTP clock parameters by clicking on PTP from the Syn...

Page 23: ...k from the network This PTP clock is delivered by another device acting as Grand Master PTP PTP Grand Master Slave only checked Master PTP on the network with synchro source from the WordClock input PTP WordClock IN Slave only unchecked Master PTP on the network with synchro source from internal clock of the LX IP PTP Internal Slave only unchecked Master PTP on the network with synchro source from...

Page 24: ...tional This section allows for the selection of the audio inputs that will be published to the MADI output The allocated inputs can be configured channel per channel select 1 in the drop down menu per stereo channels select 2 in the drop down menu per group of 8 consecutive channels select 8 in the drop down menu or per group of 64 consecutive channels select 8 in the drop down menu The input chan...

Page 25: ...lished to the network To declare an RAVENNA AES67 stream to be published to the network click on Create source from the Sources section Stream settings Name Enter a name to identify the stream to be generated on the network e g From My Automation A default name is automatically entered and is taken from the RAVENNA node Name in the headline Payload This is an internal RTP value which informs subsc...

Page 26: ...list Show raw SDP Allows displaying the details of the stream description Receive settings Label displays the label of the selected stream Delay Enter the amount of delay to be applied in samples before samples are played out forwarded to the internal audio interface The delay is referenced to the sampling time at the sender Thus it needs to be large enough to cover all possible influences such as...

Page 27: ...layed out on consecutive channels of the selected group Otherwise output channels can be selected one by one from Play tracks fields Play tracks selection of the tracks of the output group Click on Apply to confirm the setting changes 26 ...

Page 28: ...0 UNINSTALLING THE DRIVERS Open the Windows Control Panel and double click on the Programs and Features icon Select Digigram LX IP Kit and Change Remove Select Uninstall Follow the instructions to finish removing the driver 27 ...

Page 29: ...on Word clock 44 1 or 48kHz with selectable input impedance High Z 75 ohms can be used if card delivers the master clock for the EtherSound network Sampling frequencies Internal clock 44 1 kHz 48 kHz and 96 kHz MADI From PTP clock or Word Clock 44 1 kHz 48 kHz and 96 kHz MADI From MADI 44 1 kHz 48 kHz 96 kHz Clock sources PTPv2 IEEE1588 2008 from network or internal clock or Word Clock or MADI inp...

Page 30: ...uting Control HTTP web pages from embedded server EMBER Routing Zero latency on board routing matrix between RAVENNA PC Rec Play and optional MADI channels 11 6 Development environments Audio devices 64 64 simultaneous Record Play Mono channels to from PC Latency Round trip time down to 1 1 ms excluding IP network Management Low latency WDM Kernel Streaming DirectSound WASAPI ASIO Alsa Supported o...

Page 31: ...LX IP user Manual v1 04 12 APPENDIX 12 1 LX IP RAVENNA schematic diagram 30 ...

Page 32: ...LX IP user Manual v1 04 12 2 Connectors Jumper WordClock input impedance selection High impedance 75 ohms 31 ...

Page 33: ... it is necessary to reset to factory settings and create again the configuration Please contact us for the Reset to factory settings procedure PTP clock is not generated and is not received through port Eth1 Et0 and Eth1 must only be connected to a Gbit network 100 Mbits s network connection makes the card fail at startup or when disconnecting reconnecting the network 32 ...

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