Yamaha DTX Owner's Manual page 139

2.1 Parameter Change
Receives only.
2.1.1 GM system ON
F0 7E 7F 09 01 F7
Sets all the data except the MIDI master tuning data to its initial
value.
2.1.2 XG system ON
F0 43 1n 4C 00 00 7E 00 F7
Executes the same process as GM system ON.
2.1.3 DTX system ON
F043 7D in "DT" 7F F7
Cancells the program change limitations of the drum channel.
2.1.4 identify request F0 7E 0n 06 01 F7
Sends identify reply.
2.1.5 MIDI master volume
F0 7F 7F 04 01 XX mm F7
Ignores "XX". "mm" is the volume.
2.1.6 MIDI master tune
F0 43 1n 27 30 00 00 mm II cc F7
The values of "mm (MSB)" and "II (LSB)" (unit=Ca. 1.2 cent).
2.2 Bulk Dump
Sends and receives data. All the data except the system data is
converted into 1 or 2 byte ASCII characters and transmitted.
2.2.1 system
F043 7D On {ss ss "DTX" "SYST" data csum}F7
2.2.2 all drumkit
F043 7D On {ss ss "DTX" "alDK" data csum}F7
2.2.3 one drumkit
F043 7D On {ss ss "DTX" "cuDK" data csum}F7
2.2.4 all chain
F043 7D On {ss ss "DTX" "alCH" data csum}F7
2.2.5 one chain
F043 7D On {ss ss "DTX" "cuCH" data csum}F7
2.2.6 all pattern
F043 7D On {ss ss "DTX" "alPA" data csum}F7
2.2.7 one pattern
F043 7D On {ss ss "DTX" "cuPA" data csum}F7
2.2.8 all song
F043 7D On {ss ss "DTX" "alSO" data csum}F7
2.2.9 one song
F043 7D On {ss ss "DTX" "cuSO" data csum}F7
2.2.10 one stack
F043 7D On {ss ss "DTX" "cuST" data csum}F7
2.2.11 QY pattern
F043 7D On ss ss {"LM 0086" "PT" data}csum F7
2.2.12 identify reply
Sends only.
F0 7E 0n 06 02 43 00 4C 6B 07 mm 00 00 00 F7
"mm" stands for the version number of the software.
2.3 Dump Request
Receives only.
F0 43 7D 2n "DTX" "cccc" F7
The compliant bulk dump is sent to the "cccc" area.
3 Realtime Message
Sends and receives data.
3.1 timing clock
Synchronizes with the timing clock received when the SyncMode
(P.125) in Utility mode is set to "ext".
3.2 start, continue, stop
If the MIDIctrl (P.125) parameter in Utility mode is set to "off",
the DTX will not receive start, continue or stop data.
3.3 active sensing
Once active sensing data has been received, if no MIDI data is
subsequently received for longer than an interval of approximately
300 msec, the DTX will mute all the sounds.
Send the messages within an interval of approximately 300 msec.
Appendix — MIDI
135