Whitepaper: Understanding Audio Patchbay
Contents
1. MIDI Port Routing MIDI Port Filters MIDI Info D e sg wm es oe gw ev o e sg a E sg wert e A Breaking a Patch Figure 4 15 05 29 Copyright iKingdom Corp 2015 Page 9 WP Understanding Audio Patchbay Version 0 2 The Audio Info Tab see Figure 5 allows the configuration and allocation of audio resources For details about the specific capabilities of your device refer to its user manual It is important to remember that the information and settings provided in Audio Info are from the view of the hardware device Therefore inputs are inputs to the device in our case the iConnectAUDIO4 and outputs are from the device USB carries both input and output signals over one physical cable 090 iConnectivity iConfig Device Info Audio Mixer Audio Patchbay EET I MIDI Info MIDI Port Routing MIDI Port Filters Information Value v Audio Information Number of audio ports Number of buffered audio frames Sync factor value Audio configuration 44100Hz 16bit Clock source Internal Clock v Mixer Information Mixer configuration 8 Input Buses per Mixer 6 Mix Buses poU Input channels for mixer on USB1 domain Mixes to outputs on USB1 domain Input channels for mixer on USB2 domain Mixes to outputs on USB2 domain Input channels for mixer on Analog domain Mixes to outputs on Analog domain Port Information USB Device Jacks Jack 1 2 Figure 5 The Audio2. q o a gt O m o nN Oo UO N a Figure 13 Rolled Up Audio Groups 3 Closing The Audio Patchbay feature provided in multiple interfaces from iConnectivity is a powerful extremely flexible capability iConnectivity has attempted to make the configuration of the Audio Patchbay as simple as possible but a base understanding of the relationships to the overall system is needed This whitepaper is intended to help the reader understand these relationships It is suggested that the reader review each associative section and explore using their setup Make changes to the configurations and explore the impact to other areas of the system You will always be able Page 16 Copyright O iKingdom Corp 2015 15 05 29 WP Understanding Audio Patchbay Version 0 2 to revert back to factory settings or the settings you have stored in FLASH or even a saved preset iConfig version 4 1 0 and later Please feel free to comment and make suggestions for improvements in this document in our blog posting Updated based internal comments 0 2 15 05 29 M Loh suggestions Added Rollup example Page 17 Copyright O iKingdom Corp 2015 15 05 29
3. DAV SB Chablis aii 10 240 2 USB UG Cia ie 11 2 4 3 Mixer Audio Channels da 11 204 Andlos El 12 2 5 Association of Audio Mixer to Audio 13 2 5 1 Mixer Sources and Destinatons nennen eene nnns nnns nnns 13 2 5 2 Analog Inputs and Outputs uictor oecis iut be ko rEFe PPP Ee 14 2 6 iConfig Audio Patchbay Tab View Rollup cessere 16 16 17 2 Copyright O iKingdom 2015 15 05 29 WP Understanding Audio Patchbay Version 0 2 1 Introduction Many of the iConnectivity Innovative Interfaces have some kind of implementation of a digitally setable Audio Patchbay feature integrated in them The Audio Patchbay can provide powerful capabilities to many of the musician s workflows but this flexibility can also be daunting to understand and configure The following is an overview of the Audio Patchbay how it operates features and limitations and how to configure The Audio Patchbay functions in principle the same way a standard cabled Patchbay operates with the exception that the firmware does not permit incorrect connections or patches Some key features of the Audio Patchbay in iConne
4. each Analog Output Page 14 Copyright iKingdom Corp 2015 15 05 29 WP Understanding Audio Patchbay Version 0 2 The same as settings for Mixer Sources and Destinations changes to the channel selections for Analog Outputs on the Audio Mixer Tab will be reflected appropriately on the Audio Patchbay Tab iConnectivity iConfig Device Info O Adoma Audio Patchbay Audio Info MIDI Info MIDI Port Routing MIDI Port Filters Analog Inputs Sub Mix Bussing Analog Outputs Device into ELI MIDI Info MIDI Port Routing MIDI Port 1 USB1 USB2 Analog 1 2 3 4 5 6 1 2 3 4 5 H H H H Figure 12 Analog Inputs and Outputs Association to Patchbay Page 15 Copyright O iKingdom Corp 2015 15 05 29 WP Understanding Audio Patchbay Version 0 2 The Audio Patchbay Tab View could have too much information to be easily viewed or edited Therefore you can rollup any audio group in either source or destinations by selecting the group name Selecting again will re expand the group When rolled up the line changes to solid blue color with a blue dot to indicate that the group has an audio patch You will need to of course re expand the group to be able to view the details of the channels patched in a group Figure 13 shows an example of rolled up groups iConnectivity iConfig Audio Mixer Auto Patchbay Audio Info MIDI Info MIDI Port Routing MIDI Port Filters USB2 Analog Analog Mixer 1 2 3 4 1
5. signal degradation or additional latency The audio patches are established using a series of iConnectivity SYSEX commands a SYSEX command manual is available from the downloads section http www iconnectivity com support downloads This provides users the option to create their own settings templates that can be triggered by their DAW or even programmable controllers As there are many rules to the operation of the devices itis recommended that the user use the iConfig application to configure and maintain their iConnectivity hardware The Audio Patchbay tab provides a complete view to all audio connections in the device in this case the iConnectAUDIO4 From this view the user can make and break audio patch connections between audio sources and destinations including the internal functions and features of the device iConnectivity iConfig Device Info Audio Mixer Audio Info MIDI Info MIDI Port Routing MIDI Port Filters USB1 5 m o oU hog wx s OD OO o 5 F H H H H H H H H H H H H Analog Mixer On o cn 5 O ND Figure 1 The iConfig Audio Patchbay Tab View Page 4 Copyright iKingdom Corp 2015 15 05 29 WP Understanding Audio Patchbay Version 0 2 iConnectivity iConfig Device Info Audio Mixer Audio Patchbay Audio Info MIDI Info MIDI Port Routing MIDI Port Filters AF Ma D om HL ad D D N o0 AGON 2 Figure 2 Audi
6. valid make is represented by a dashed blue line with a blue dot providing the user feedback of what source will be patched to what destination Optionally you can select anywhere in grid to make a connection and drag to other grid locations the make occurs when you deselect on a valid grid location Figure 3 below shows the selecting of a grid location to make a patch Note that making a patch will override any previous patches to destination as destinations are only capable of supporting a single source patch Page 6 Copyright iKingdom Corp 2015 15 05 29 Version 0 2 Understanding Audio Patchbay WP MIDI Port Filters MIDI Port Routing MIDI Info MIDI Port Filters MIDI Port Routing MIDI Info Making a Patch Figure 3 15 05 29 Copyright iKingdom Corp 2015 Page 7 WP Understanding Audio Patchbay Version 0 2 Breaking disconnecting a patch is as simple as making When selecting a break is indicated with red lines and a red X indicating that the patch will be removed if action taken deselected Figure 4 below shows action of breaking a patch Note if the source is split to other destinations those patches will remain Previous patches for a destination will not be restored Page 8 Copyright iKingdom Corp 2015 15 05 29 Version 0 2 Understanding Audio Patchbay WP MIDI Port Routing MIDI Port Filters MIDI Info e D e gw ee oe gw ev o e sg F Er nme won e
7. Info Tab 2 4 1 USB IN CHANNELS In the Audio Info tab the user can select the number of in audio channels available on each USB jack As you can see in Figure 6 the USB Audio In channels are the sources in the Audio Patchbay Page 10 Copyright iKingdom Corp 2015 15 05 29 WP Understanding Audio Patchbay Version 0 2 F T T r Figure 6 Association of USB In Channels to Patchbay 2 4 2 USB OUT CHANNELS Similarly the user can select the number of out audio channels available on each USB jack Figure 7 shows the USB Audio Out channels which are the destinations in the Audio Patchbay 1 4410092 1604 intermal Clock 8 Input Buses per 6 Mix Buses Figure 7 Association of USB Out Channels to Patchbay 2 4 3 MIXER AUDIO CHANNELS If feature available and configured in the connected device audio channels from the mixers will be available in the Patchbay Mixers are provided to enable multiple audio sources to be mixed into a single audio destination The outputs of a mixer sometimes referred to as mix bus is a source for the Audio Patchbay Figure 8 shows the relationship to the Audio Info settings for the mixer output Page 11 Copyright iKingdom Corp 2015 15 05 29 WP Understanding Audio Patchbay Version 0 2 Figure 8 Association of Mixer Outputs to Patchbay The inputs of a mixer are destinations in the Audio Patchbay Figure 9 shows this relation
8. SsiConnectivity innovative interfaces Whitepaper Subject Understanding Audio Patchbay Version Date 15 05 29 Version Number 0 2 This document is provided to the reader for their information only for guidance or clarity Although iKingdom Corp d b a iConnectivity does not want to provide incorrect or mis leading information we do not warrant the information provided in this document The reader is encouraged to engage with the iConnectivity community through their blog and forum at www iConnectivity com The contents of this document are proprietary and Copyright iKingdom Corp 2015 Distribution of this document is by permission of iKingdom Corp Modification or copying of the document by permission only WP Understanding Audio Patchbay Version 0 2 Table of Contents C INTRODUCTION WEE 3 pi ac uiasulijg c 3 1 2 DOCUMENT ASSOCIALIONS EE 3 1 2 1 Applicable Product s cccccccssssseeccccceeceeseececceeeseeesseceeceseaeeessececeeesseueaseceeeeeesaggneeeeeeeeas 3 12 2 ANE d e 3 2 AUDIO PRG BAY E E EEE E E ATETEA EE EEE EE EEE E EAEE 4 2 1 Audio Patenbay AT TR e EE 4 2 2 Making ECH d DEE 6 2 3 Breaking Disconnecting a Patch cccccccccccssssssecccceeeseusseeeeceeeeeeeaseecceeeeeeueasseeceeeeesaangnseeees 8 2 4 Association of Audio Info to Audio 10
9. ctivity products e Unlimited no loss and no added latency patches between source audio channels to destination audio channels e Unlimited no loss and no added latency source audio channel splitting to multiple destination audio channels e Automatic audio time synchronization between different digital audio streams e Simple matrix interface to make or break patches or view current patch configuration iConfig e Ability to patch in internal features such as mixers 1 2 1 APPLICABLE PRODUCT S The Audio Patchbay feature can be found to varying degrees in the following products e iConnectMIDI4 e iConnectAUDIO4 1 2 2 EXAMPLE SETUP This document diagrams and examples use the iConnectAUDIO4 http www iconnectivity com iConnectAUDIO4plus hardware with iConfig version 4 0 3 http www iconnectivity com iconnectaudio4plus software driver on Mac OS X 10 10 3 for examples and configuration The user should be able to extrapolate information for their version of hardware iConfig and OS Except where indicated all settings are as factory default for firmware version 1 0 6 Page 3 Copyright O iKingdom Corp 2015 15 05 29 WP Understanding Audio Patchbay Version 0 2 2 Audio Patchbay The Audio Patchbay in many iConnectivity interfaces can be imagined as a physical Patchbay of connectors and cables that you can quickly connect a source audio signal to one or more using splitters output signals but done digitally without any
10. o Patchbay Tab View Regions Figure 1 shows the Audio Patchbay view of iConfig The view has three main regions of information and influence on the Patchbay settings in the hardware see Figure 2 1 Audio Source Channels these are the audio sources available to the Patchbay With exception to the mixers these are the audio inputs from the point of view of the hardware The outputs of the mixers are sources to the Patchbay 2 Audio Destination Channels similar to the sources these are the audio channel destinations With exception to the mixers these are the audio outputs from the point of view of the hardware The inputs of the mixers are destinations to the Patchbay 3 Audio Patches represents patch connections between sources and destinations A dark line with a black dot represents a connection For example in Figure 1 the USB jack 1 channel 1 input is patched to USB jack 2 channel 5 output Also note that a source audio channel can be split many times on the Patchbay again noting example USB jack 1 channel 1 is split twice to USB jack 2 channel 5 and the first channel of the Analog mixer Destinations can only have one connection if you want to have multiple sources to a destination a mixer must be used Page 5 Copyright iKingdom Corp 2015 15 05 29 WP Understanding Audio Patchbay Version 0 2 Making connecting a patch is as simple as selecting the corresponding grid location for the source to destination a potentially
11. ship 1 8 Input Buses per Maer 6 Mix Buses input channels for mixer on USB1 domain 8 Mixes to outputs on USB1 domain Figure 9 Association of Mixer Inputs to Patchbay 2 4 4 ANALOG CHANNELS As with the iConnectAUDIO4 some devices have physical analog input and output channels If there are physical channels this information is provided to the user on the Audio Info Tab For completeness Figure 10 shows the association of the analog in and out channels to the Audio Patchbay Note that the Analog In channels red are the audio sources in the Patchbay and the Analog Out channels green are the audio destinations in the Patchbay Page 12 Copyright iKingdom Corp 2015 15 05 29 WP Understanding Audio Patchbay Version 0 2 WT REE D 8 1 Figure 10 Assoication of Analog Channels to Patchbay The Audio Mixer Tab if your device has mixing feature also provides the ability to view and edit the devices Patchbay configuration It is therefore important to understand the association of the Audio Mixer Tab View to the Audio Patchbay Tab View 2 5 1 MIXER SOURCES AND DESTINATIONS As indicated before a mixer source input channel is a destination on the Patchbay Consequently a mixer destination output channel is a source on the Patchbay Figure 11 shows this relationship By selecting the underlined portion of Sources and Destinations on the Audio Mixer Tab the user can select deselect
12. the associated channels that are patched for that source or destination As the Mixer Source is actually a Patchbay Destination the rule of only a single audio channel connected applies Similarly the Mixer Destination is actually a Patchbay Source therefore multiple audio channel connections can occur Any changes in Sources and Destinations in the Audio Mixer Tab will be appropriately reflected on the Audio Patchbay Tab Page 13 Copyright iKingdom Corp 2015 15 05 29 WP Understanding Audio Patchbay Version 0 2 iConnectivity iConfig Device Info egenen Audio Patchbay Audio Info MIDI Info MIDI Port Routing MIDI Port Filters Analog Inputs Sub Mix Bussing Analog Outputs ene Connectivity Conti Device info Audio Mixer Ado Paichoay Audio Info MIDI Info i IDI Port Routing MIDI Port liters USB1 Mixer d m H H H A OND a OD Om A ON A OG A WN HL Figure 11 Audio Mixer Source and Destination Association to Patchbay 2 5 2 ANALOG INPUTS AND OUTPUTS The Audio Mixer Tab also conveniently provides access to gain and other settings of the physical Analog Input and Output channels As indicated before the physical Analog Inputs are considered sources for the Patchbay and the Analog Ouputs are considered as Destinations Figure 12 below shows this association The Analog Outputs can be also edited in the Audio Mixer Tab As these are Patchbay destinations only a single audio channel can be selected for
Download Pdf Manuals
Related Search