Roland TR-808 User Manual page 7

TR- - - - 808 MIDI Interface TR 808 MIDI Interface
TR TR 808 MIDI Interface 808 MIDI Interface
internal sequencer of TR-808 can be started and stopped by MIDI commands and by START/STOP
button simultaneously too.
Program
No.
Sound generators activity
1 Internal sequencer or MIDI Note
2 Internal sequencer or MIDI Note
3 Internal sequencer or MIDI Note
4 Internal sequencer or MIDI Note
5 Internal sequencer or MIDI Note
6 Internal sequencer or MIDI Note
7 Internal sequencer
8 Internal sequencer
9 Internal sequencer
10 Internal sequencer
11 Internal sequencer
12 Internal sequencer
13 MIDI notes only
1
) Internal mode means that device can be controlled by buttons and knobs on panel of device.
2
) MIDI interface turned off - TR-808 works with internal sequencer only.
3
) TR-808 works as a MIDI expander.
4
) Program numbers higher than 13 are ignored.
3.2. Common System Messages
TR-808 retrofit use "MIDI Clock", "Start", "Stop" a "Continue" MIDI common system messages.
They are used to control the internal sequencer tempo, start and stop commands in dependence on
selected program number. The following picture is showing the TR-808 reaction to "Start", "Stop" and
"Continue" commands.
For the proper synchronization, the "MIDI Clock" tempo must be between 40 and 260 BPM.
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Table 2 – Valid program numbers
Fig. 4 – Reaction of TR-808 to system MIDI commands
START
STOP
CONTINUE
RUN
RESET / START
FILL IN
Control mode
Synchronization
Source
Internal only
MIDI clock
Internal only
MIDI clock
Internal only
MIDI clock
Internal only
MIDI clock
Internal only
MIDI clock
Internal only
MIDI clock
None
7
Copyright © 2005 CHD Elektroservis
Model 8- - - - 448 ver. 2.0 Model 8 Model 8 Model 8
Start / Stop commands
Internal or MIDI
Internal or MIDI
Internal only
internal only
MIDI only
MIDI only
Internal or MIDI
Internal or MIDI
Internal only
Internal only
MIDI only
MIDI only
None
448 ver. 2.0 448 ver. 2.0 448 ver. 2.0
Notes
1
)
1
)
1
)
1
)
1
)
1
)
1
)
1 2
) )
1
)
1
)
3
)