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English

 

Basic Concepts of mLAN

Home PC setup

CD

MD

1394

S/PDIF

mLAN8P

CD

MD

Audio signal

Audio system

AMP

Speakers

Audio system

AMP

Speakers

WAV file

Playback software

WAV file

Playback software

Conventional connection

mLAN connection

Computer

IEEE 1394-equipped Computer

mLAN-body(E).book Page 6 Monday, October 2, 2000 1:51 PM

Summary of Contents for mLAN Driver

Page 1: ...ven if the model is identical No sound Is a word clock being supplied Does a word clock master node exist if the word clock source is ext Is the Digital In of the mLAN8P connected Is the Optical Coaxi...

Page 2: ...Guide Book Basic concepts of mLAN Leitfaden Basiskonzepte von mLAN Guide Principes de base du mLAN Gu a Conceptos b sicos de mLAN English Deutsch Fran ais Espa ol...

Page 3: ...AN Products 9 Technical Explanations 10 1 About IEEE 1394 10 2 Device Connections Topology Routes Cycle Master 11 3 Bus Reset Long Short 13 4 Calculating the Number of Hops and Cable Length 14 5 Bandw...

Page 4: ...e time required to troubleshoot mistakes and problems also increases resulting in wasted time More than one reader has doubtless had the frustrating experience of tracing through an intricate web of c...

Page 5: ...Audio signal Audio signal Audio signal Audio signal MIDI signal MIDI signal MIDI signal MIDI signal 02R digital mixer 02R digital mixer MIDI Keyboard Computer IEEE 1394 equipped Computer MIDI Keyboard...

Page 6: ...mLAN8P CD MD Audio signal Audio system AMP Speakers Audio system AMP Speakers WAV file Playback software WAV file Playback software Conventional connection mLAN connection Computer IEEE 1394 equipped...

Page 7: ...8E mLAN8E CD8 mLAN 1394 1394 4 C DAT DAT CS6x synthesizer CS6x synthesizer A5000 sampler A5000 sampler 02R digital mixer 02R digital mixer Audio signal Audio signal MIDI signal Audio signal Convention...

Page 8: ...editing setup mLAN8P MIDI S P DIF or Analog audio Audio signal Digital video signal Digital video camera Digital video camera DTM system DTM system Video editing software Video editing software Conve...

Page 9: ...ety of devices is expected into the future Isochronous transfer allows data to be transferred in realtime This is ideal for transfer of real time data such as video and audio The current mLAN data tra...

Page 10: ...able connected sequentially In the case of audio devices conventional systems were connected in a radiating topology where connections radiated from the AV amp to the various components CD MD tuner et...

Page 11: ...any node to be seen from any other node as being in a tree structure In this case the single selected node is called the root node As the name suggests the tree structure is similar to the branched f...

Page 12: ...sed as the master is called the cycle master and the root node fulfills this role The cycle master node is indispensable when transferring realtime data such as audio and MIDI If the power of the cycl...

Page 13: ...ce a certain amount of time is required for reconfiguration audio data etc will be interrupted After the bus has been initialized the following processes are performed The parent child relationships b...

Page 14: ...m the root At present the maximum is 16 hops Even by using shorter cables such as 1 meter it is not possible to increase the number of nodes or hops that can be used At present a maximum of 63 nodes c...

Page 15: ...sible for multiple nodes to simultaneously access a single bus Arbitration is performed as follows The node that wishes to transmit a data packet first transmits a request to the root node Upon receiv...

Page 16: ...data and control signals and two pins for electrical power Figure 8 Cross section of a six pin cable Since the six pin cables are able to transmit power power can be distributed between nodes of the n...

Page 17: ...e mLAN feature For the current mLAN devices this will generally be B and c In other words a system consisting solely of mLAN devices will function as a single system only if the power of all devices...

Page 18: ...icated by the way in which the connector LED is lit For details refer to the table in the Owner s Manual for the respective device If the above mentioned RT ERR does not indicate an error i e dark or...

Page 19: ...be handled directly by an mLAN device In order to handle DV audio on mLAN a converter device and or computer software is separately required 9 Other Protocols Drivers RT ERR ACTIVE Green The node is...

Page 20: ...s the following functionalities By request from another mLAN node it creates mLAN connections in the mLAN plug of the mLAN nodes In response to inquiry from another software module it provides mLAN co...

Page 21: ...found the mLAN connection data will be maintained but the mLAN connection will not be restored The mLAN connection will be restored when the transmitting device that could not be found is then connec...

Page 22: ...s a group master After a Bus Reset or Power on Reset occurs the master slave relationship is restored based on the stored information If the master device no longer exists after a Bus Reset or Power o...

Page 23: ...s transfer 9 15 L leaf nodes 12 LED 13 18 Long bus reset 13 M manual mode 22 master 22 Mbps 9 10 mLAN connections 20 mLAN plug 20 module 20 N node 11 P permission 15 power nodes 16 power on reset 22 p...

Page 24: ...non blanchi au chlore Este documento se ha impreso reciclado en papel sin cloro alguno M D G Pro Audio Digital Musical Instrument Division Yamaha Corporation 2000 Yamaha Corporation V516530 104APAP3 2...

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