PXD20RM Datasheet, PDF (1369/1628 Pages) Freescale Semiconductor, Inc – PXD20 Microcontroller

Volume
Attack
sustain
Release
Max_Volume
Target Final Volume
Duration
Figure 39-40. ASR Envelope
Time
Figure 39-41. ASR envelope with linear Attack and exponential Release
The channel allows repetition of the volume envelope (Section 39.6.2.10, Target Note Pulse Count for
Channel 3 (TPCCH3)) and the insertion of a delay between repetitions of the wavetable (Section 39.6.2.9,
Inter-Note No-Output Phase Timing for Channel 3 (NTCH3)).
Freescale Semiconductor
PXD20 Microcontroller Reference Manual, Rev. 1
Preliminary—Subject to Change Without Notice
39-45