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Musical Instruments & Equipment
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Electronic Keyboard
Yamaha
dx7/9
manual
Models:
dx7/9
1
15
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16
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Contents
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Data Transmission from Sub-CPU to Main CPU
Keyboard and Panel Switch Scanning
Key ON/OFF and Touch Data
ADC
LED
Main CPU Operation
RAM
ROM
DAC
LCD
EGS Envelope Generator
OPS Operator
Page
Output Level Buffer
Modulation Sensitivity Buffer
Frequency Buffer
Rate Scaling Buffer
Key Event Buffer
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