User Manual

CLOCKWORKS
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connection is not necessary, however, if you intend to send
MMC transport commands directly from computer
software (or a MMC hardware device) to a MMC device.
Figure 5-3: Routing MIDI Time Code from your Express interface to other MIDI
devices connected to it.
Routing MMC from the computer to the interface
The MMC In port in the right-hand column in the
Routings tab represents MIDI Machine Control input to
your MOTU interface itself. In other words, the interface
“listens” to MMC transport commands from any devices
(or computer software) connected to this port.
For MMC transport control of the interface from the
computer, all you need is the connection from the
computer icon on the left to the MMC icon on the right.
Direct MMC versus redistributed MMC
When the computer is sending MMC commands to the
MOTU interface (as explained above), your MOTU
interface “swallows” all MMC transport commands sent
by MMC software running on the computer, regardless of
the MMC device the messages are intended for (as
determined by the MMC device ID embedded in the
messages). If you want to control a MMC device from your
computer, you have two choices:
1. bypass the interface’s MMC features,
!USB Interfaces Manual Book Page 33 Tuesday, August 16, 2011 11:21 AM