Yamaha disklavier MX-100A, Service Manual

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Reception Conditions
Reception Data
• CHANNEL INFORMATION
1) CHANNEL VOICE MESSAGES
Key Off
Status
Note No.
Velocity
Key On/Off
Status
Note No.
Velocity
1 0 0 0 n n n n (8n)
0 k k k k k k k
0 v v v v v v v
1 0 0 1 n n n n (9n)
0 k k k k k k k
0 v v v v v v v
Control Change
Status
Control No.
Control Value
Control No.
n = channel number (0~15)
k = 21 (A
-1
)~108 (C
7
)
v = ignored
n = channel number
k = 21 (A
-1
)~108 (C
7
)
v = 0: key off
v = 1~127: key on
1 0 1 1 n n n n (Bn) n = channel number (0~15)
0 c c c c c c c
0 v v v v v v v
c = 64 Sustain pedal
c = 67 Soft pedal
Control Value
v = 0: off, 31: on
v = 0: off, 31: on
• SYSTEM INFORMATION
1) SYSTEM REALTIME MESSAGES
Active Sensing
Status 1 1 1 1 1 1 1 0 (FE): Note 4
Note 4: When this code is received, sensing begins. If there is neither status nor data
for an interval of 300msec, the piano keyboard and pedals become OFF, as do
the Note ON of MIDI OUT and the Sustain Pedal ON.
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