'This revision is from 2016-07-19 17:24. You can Restore it.'

The YM2203 (OPN) and YM2608 (OPNA) are sound chips found in the NEC Japanese computers.

You can get a good tutorial about PMD98 on Noyemi K's website.

Here are some memo and additions:

FM instruments are defined this way:

Shortcut Name Range
No Reference number 0~255
AR Attack Rate 0~31
DR Decay Rate 0~31
SR Sustain Rate 0~31
RR Release Rate 0~15
SL Sustain Level 0~15
TL Total Level 0~127
KS Key Scale 0~3
ML Multiple 0~15
DT Detune 0~7
AM AMS Enable 0~1
AL Connection 0~7
FB Self Feedback 0~7

For example, a flute:

; nm alg fb
@001 003 007				=	Flute
; ar  dr  sr  rr  sl  tl  ks  ml  dt ams
 028 005 003 006 014 042 003 012 007 000
 011 007 000 006 015 051 001 008 000 000
 014 002 000 006 002 048 003 004 003 000
 012 016 000 007 001 000 002 004 000 000

a bass:

; nm alg fb
@002 002 004				=	Jazz Fretless Bass
; ar  dr  sr  rr  sl  tl  ks  ml  dt ams
 031 026 015 015 015 019 001 007 000 000
 031 014 015 015 015 028 002 001 000 000
 031 000 000 015 002 026 003 000 000 000
 031 000 000 015 001 012 004 001 000 000

Additional links:

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