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MIDI SOUND circuit description
MAIN PCB
Figure 22. MIDI sound Circuit
The YMU762 has features as described below.
• Simultaneous generation of up to 40 tones:
• Polyphonic synthesizer specification
• Has built-in default tones for FM and Waveform table synthesizers in the ROM, and the tones can be
downloaded to RAM.
• Stream replay with ADPCM/PCM
• Software interrupt mechanism for external synchronization
• Equipped with 8 bit parallel I/F for control from CPU
• Equipped with speaker amplifier and equalizer circuit
• Has built-in PLL to support inputting of master clock up to 20 MHz.
• Contains a 16-bit stereophonic D/A converter.
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