II
TRY THESE SETTINGS TO SIMULATE DIFFERENT INSTRUMENTS
MEANINGS OF SOUND TERMS
ADSR-Attack!Oecay/SustainlRel8Gse
Attack-rat. sound rises to peak volume
D.coy-rat. 50und falls from peak volume to Sustain level
Sustain-prolong note at certain volume
Releas.-rote at which volume foU. from Sustain level
Waveform-".hape"
oflOundwaye
Pulse-tone quality of Pulse Waveform
NOTE: Attack/Decay and Sustain/Release settings should always be POKEd in your program
BEFORE the Waveform is POKEd.
164
I
ocm
" . .. , ..
I TOop.LAYA NOoTE
C CII
D' D'
E
F
FII.
G
GII.
A
All
B' C
CII.
HIGH FREQUENCY
54287 34 36 38 40
43 45 48 51 54 57 61 64 68 72
LOW FREQUENCY 54286 75 85 126 200 52 198 127 97
111
172 126 188 149 169
WAVEFORM POKE
TRIANGLE SAWTOOTH PUL5E NOISE
54290
17 33
65
129
PULSERATE
HI PULSE 54289
A value of 0 to 15 (for Pul.e waveform only)
LO PULSE
54288
A value of 0 to 255 (for Pul.e waveform only)
ATTACK/DECAY
POKE
ATK4 ATK3 ATK2 ATKI DEC4
DEC3
DEC2 DECI
54291 128 64 32 16 8
4
2 I
SUSTAIN/RELEASE POKE
SUS4
SUS3 SUS2 SUSI REl4 REl3 RE12 RELI
54292
128 64
32
16 8
4 2
I
Instrument Waveform
Attack/Decay
Sustain/Release Pulse Rate
Piano Pulse 9
0
Hi-O, Lo-255
Flute
Triange
96
0
Not applicable
Harpsichord
Sawtooth
9
0
Not applicable
Xylophone Triangle
9 0
Not applicable
Organ Triangle
0 240
Not applicable
Colliape Triangle
0
240
Not applicable
Accordion
Triangle
102 0
Not applicable
Trumpet
Sawtooth
96 0
Not applicable
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