Yamaha DX21 - DX21 OVERALL CIRCUIT DIAGRAM; MIDI Implementation Chart

DX21
DX21
17
C Digital Programmable Algorithm Synthesiser ] Date : 3/9, 1985
Model DX21 MIDI Implementation Chart Version : 1.2
Transmitted
Function
Recognised
Remarks
Basic
Channel
Default
Changed
: 1 - 16
: 1 - 16
: 1 -
: 1 -
Default
T —-
: 3
' 1, 2
Mode
Messages
: x
: POLY
Altered • ^ IK IK IK <K IK IK IK IK IK !K !K IK
: x
memorised
memorised
Mote : 36 - 96 : 0 - 127
Number : True voice: XXXXXXXXXXXXXX : 0 - 127
-+-+-
Velocity Mote OM
Mote OFF
x 9nH,v=64
x 8nH,v=64
o v=l-127
x
After
Touch
Key’s
Ch’s
x
X
X
X
Pitch Bender
o 0-12 semi 7 bit resolution
Control
Change
1 o
XI
o
XI Modulation wheel
2 o
XI
o XI
Breath control
5
X o
XI Portamento time
6 o XI
X
Data entry knob
7 o XI
o XI
Foot volume
64 o
o Sustain foot sw
65 o
XI
o XI
Portamento f sw
96 o
XI
X
Data entry +1
97 o
XI X
Data entry -1
-+ - + -
: o 0 - 31 : o 0 - 127
: XXXXXXXXXXXXXX : 0-31
Prog
Change : True #
-+-
-+-
X2 t o
System Exclusive
X2 :Voice parameters
- + -
System Song Pos
: x
: x :
Song Sel
: x
: x :
Common
Tune
: x
: x :
-+-
System :Clock : x
Real Time :Commands: x
-
x
X
-+-
Aux :Local OM/OFF
:All Motes OFF
Mes- :Active Sense
sages:Reset
x
X
o
X
X
o (123,126,127)
o
X
-+-
-+-
Motes: All MIDI communications are enabled if MIDI switch is on,
XI = transmit/receive if CH information switch is on.
12 = transmit/receive if system information switch is on,
+-
Mode 1
Mode 3
OMMI OM, POLY Mode 2
OMMI OFF, POLY Mode 4
OMMI OM, MOMO
OMMI OFF, MOMO
o
X
Yes
Mo