Yamaha Vintage DX7 Special Edition ROM Manual de servicio - Página 12

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Yamaha Vintage DX7 Special Edition ROM Manual de servicio
4.

Frequency Buffer

Frequency data related to key code, pitch envelope, and transposition is received from the
CPU and stored in the frequency buffer.
5.

Rate Scaling Buffer

Data used to determine rate values according to key scaling is stored in the rate scaling
buffer.
6.
Values used for Rl to R4 are determined by the data stored in the frequency and rate
scaling buffers.
7.

Key Event Buffer

Key states (ON/OFF) are stored in the key event buffer.
8.

Modulation Sensitivity Buffer

Amplitude modulation sensitivities are stored in the modulation sensitivity buffer.
9.
Envelope Modulation Buffer
Modulation states of the LFO are stored in the envelope generator buffer.
10.
Envelope produced by the envelope generator is modulated by the data stored in the
modulation sensitivity and envelope modulation buffers to generate the final
envelope.
11.
Detune Buffer
Detune data according to key scaling is stored in the detune buffer.
12.
Pitch Modulation Buffer
LFO pitch modulation data is stored in the pitch modulation buffer.
13.
Pitch Ratio Buffer
Pitch ratios are stored in the pitch ratio buffer.
14.
Data in the frequency buffer is modulated by the data stored in the detune, pitch
modulation, and pitch ratio buffer to generate frequency data.