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General| Type | Drum Machine |
|---|---|
| Year Released | 1985 |
| Sound Generation | Digital Samples |
| Number of Sounds | 15 |
| Sequencer | Yes |
| MIDI | Yes |
| Synthesis Method | Sample-based |
| ROM Samples | Yes |
| Sequencer Memory | 64 Patterns |
| Sync | DIN Sync, MIDI |
| Power Supply | AC Adaptor |
| Outputs | Individual |
Provides a comprehensive block diagram of the TR-707/TR-727 circuitry.
Instructions for entering and running the built-in test program.
Details accent amount and tempo clock rate adjustments.
Details the circuitry related to the CPU (HD6303X) and Gate Array (RD63H114).
Describes data transmitted via MIDI, including note on/off and system messages.
Details MIDI data recognized by the unit, including note on/off and system messages.
Explains MIDI handshaking protocols and sequence of communication.
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