Yamaha Disklavier MX-100B Service Manual page 10

MX-100B
4. Reception Data
• CHANNEL INFORMATION
1) CHANNEL VOICE MESSAGES
Key Off
Status
Note No.
Velocity
Key On/Off
Status
Note No.
Velocity
Control Change
Status
Control No.
Control Value
Control No.
c = 64 Sustain pedal
c = 67 Soft pedal
• SYSTEM INFORMATION
1) SYSTEM REALTIME MESSAGES
Active Sensing
Status
Note 4: When this code is received, sensing begins. If there is neither status nor data
9
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
1 0 1 1 n n n n (Bn)
0 c c c c c c c
0 v v v v v v v
1 1 1 1 1 1 1 0 (FE): Note 4
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.
n = channel number (0 ~ 15)
k = 21 (A- ) ~ 108(C )
1 7
v= ignored
n = channel number
k = 21 (A- ) ~ 108(C )
1 7
v = 0: key off
v= 1 ~ 127: key on
n = channel number (0 ~ 15)
Control Value
v = 0: off, 31: on
v = 0: off, 31: on