notes:
Ab Bb Db Bb F F Eb 
Ab Bb Db Bb Eb Eb Db 
Ab Bb Db Bb Db Eb C Bb Ab Ab Eb Db 
Ab Bb Db Bb F F Eb 
Ab Bb Db Bb Ab+ C Db C Bb 
Ab Bb Db Bb Db Eb C Bb Ab Ab Eb Db

timing:
1 1 1 1 3. 3. 7.
1 1 1 1 3. 3. 7.
1 1 1 1 3. 3. 3 1 3. 1. 3 3. 

freq.
Ab = 207.7 / 415.3
Bb = 233.1 / 466.2
Db = 277.2 / 554.4
F = 349.2 / 698.3
Eb = 311.1 / 622.3
C = 261.6 / 523.3
Ab+ = 830.6

8MHz, 1prescaler
Ab = 9632
Bb = 8580
Db = 7215
F = 5728
Eb = 6428
C = 7644
Ab+ = 4816


10292
5716
2336
1176
2316
1860
2316
2328
2256
2932
1172
2316
2340
1152
1800
2292
1756
1152
1148
2320
1172
1148
1156
1128
1152
1048
1064
1024
1068
1024
1068
1028
20004
20004