Yamaha PM5000 Owner's Manual - Page 79

MIDI, external MIDI devices. If the PM5000 MIDI OUT

Page 79 highlights

Digital Control Section MIDI The MIDI IN, OUT, and THRU connectors provided on the rear panel allow PM5000 operation to be linked to external MIDI devices. If the PM5000 MIDI OUT connector is connected to the MIDI IN connector of an external device, the external device can be controlled by operations performed on the PM5000. On the other hand if the MIDI OUT of the external device is connected to the MIDI IN of the PM5000, the external device can remotely control the PM5000. The connections can also be made both ways, allowing bi-directional control. The MIDI THRU connector can be used to retransmit MIDI commands received at the MIDI IN connector to another MIDI device. If the MIDI Echo Back function is turned on (page 82), MIDI commands received at the PM5000 MIDI IN connector are mixed with internally generated MIDI commands and transmitted via the MIDI OUT connector. Control from external device A Control to external device B. Commands from external device A retransmitted to external device C. MIDI IN OUT GPI RS232C RS422 THRU MASTER SLAVE A B PM5000 MIDI commands that can be used with the PM5000 can be largely divided into Program Change and Control Change commands. The former apply to scene recall operations, while the latter apply directly to fader and switch operation. In other words, program change commands received from an external MIDI controller can be used to recall PM5000 scenes, while control change commands can be used to directly control the faders and switches. MIDI provides a greater range and degree of control than the GPI interface. You could, for example, use MIDI to continuously vary a stage lighting effect in response to a PM5000 fader operation. MIDI IN OUT GPI RS232C RS422 THRU MASTER SLAVE A B PM5000 MIDI IN OUT THRU Lighting Console In order to effectively use the PM5000's MIDI capabilities it is necessary to have a good grasp not only of the MIDI standard itself, but of the MIDI functions provided by both the PM5000 and the external MIDI devices used as well. For example, although the standard MIDI program change numbers only allow selection of 128 program numbers, the PM5000 has 1000 scene memories that need to be accessible. In the same way, the basic MIDI standard provides control change capability for up to 128 different parameters - a figure that is exceeded by the PM5000's controllable faders and switches by a wide margin. 77

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77
Digital Control Section
MIDI
The MIDI IN, OUT, and THRU connectors provided on
the rear panel allow PM5000 operation to be linked to
external MIDI devices. If the PM5000 MIDI OUT
connector is connected to the MIDI IN connector of an
external device, the external device can be controlled by
operations performed on the PM5000. On the other hand
if the MIDI OUT of the external device is connected to
the MIDI IN of the PM5000, the external device can
remotely control the PM5000. The connections can also
be made both ways, allowing bi-directional control. The
MIDI THRU connector can be used to retransmit MIDI
commands received at the MIDI IN connector to another
MIDI device.
If the MIDI Echo Back function is turned on (page 82),
MIDI commands received at the PM5000 MIDI IN
connector are mixed with internally generated MIDI
commands and transmitted via the MIDI OUT
connector.
MIDI commands that can be used with the PM5000 can
be largely divided into Program Change and Control
Change commands. The former apply to scene recall
operations, while the latter apply directly to fader and
switch operation. In other words, program change
commands received from an external MIDI controller
can be used to recall PM5000 scenes, while control
change commands can be used to directly control the
faders and switches.
MIDI provides a greater range and degree of control than
the GPI interface. You could, for example, use MIDI to
continuously vary a stage lighting effect in response to a
PM5000 fader operation.
In order to effectively use the PM5000’s MIDI
capabilities it is necessary to have a good grasp not only
of the MIDI standard itself, but of the MIDI functions
provided by both the PM5000 and the external MIDI
devices used as well. For example, although the standard
MIDI program change numbers only allow selection of
128 program numbers, the PM5000 has 1000 scene
memories that need to be accessible. In the same way,
the basic MIDI standard provides control change
capability for up to 128 different parameters – a figure
that is exceeded by the PM5000’s controllable faders and
switches by a wide margin.
PM5000
THRU
OUT
IN
MIDI
GPI
RS232C
RS422
MASTER
SLAVE
A
B
Control from external device A
Control to external device B.
Commands from external device A
retransmitted to external device C.
PM5000
Lighting Console
THRU
OUT
IN
MIDI
GPI
RS232C
RS422
MASTER
SLAVE
A
B
THRU
OUT
IN
MIDI