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Chapter 9 Connecting and Using External MIDI Devices (MIDI Mode)
Using An External MIDI
Device to Play the DR-670/
Using the DR-670 to Play An
External MIDI Device
You can use performance data transmitted from
an external MIDI device to play the DR-670, or
operate the DR-670 to control performances of
external MIDI devices.
fig.09-08a
Pad Controller
MIDI OUT
MIDI IN
DR-670
MIDI Channels
In order to exchange performance data between
an external MIDI device and the DR-670, the
MIDI channel settings must be the same for both
devices. Performance data can be exchanged
successfully only when the MIDI channels match.
Performance Data Handled by
the DR-670
Note Messages
These are messages that convey the performance
status of drum parts and bass parts. These are
equivalent to the performance data for keys on a
keyboard. The different kinds of Note messages
are shown below.
Note Number: Key pad number to which an
instrument or bass tone is assigned
Note On:
Key pad is tapped
Note Off: Key pad is released
Velocity:
Force used to tap the key pad
88
MIDI Sound Module
MIDI IN
MIDI OUT
This correspondence of the DR-670's key
pads to Note Number as shown below.
fig.09-08b
Bank A
49
57
53
51
50
48
45
41
37
39
56
44
36
38
42
46
When you tap one of the DR-670's key pads, the
Note Number for that key pad is transmitted.
When a Note Number is received from an
external MIDI device, the instrument or bass
tone assigned to the key pad corresponding to
that Note Number is played.
* Note Numbers that do not correspond to any of
the key pads are disregarded if received.
Program Change
This message switches the drum kit.
* Program Change messages are not output in
Song Edit mode.
* For more information on the messages that can be
handled by the devices you are connecting, refer
to the owner's manual for each device.
Setting the MIDI Channel
In order to have the performance data be
transmitted and received correctly, the
transmitting and receiving devices must be set to
the same channel.
Settings Values: 1–16, OFF
fig.09-09
Drum Part
Bass Part
When set to "OFF," Note and Program Change
messages are not transmitted or received.
* Program Change messages are transmitted and
received on the drum part MIDI channel.
Bank B
69
75
70
58
67
68
73
74
60
61
66
65
54
62
63
64
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