Phase modulation for PMS=7 too large

[jotego]

Comparing with the application notes, PMS results are reasonably close for all settings except PMS=7. For PMS=7 it should be 700 and the result is almost 800.

LFO (note)    | PMS=0 | PMS=1 | PMS=2 | PMS=3 | PMS=4 | PMS=5 | PMS=6 | PMS=7
--------------|-------|-------|-------|-------|-------|-------|-------|------
  0 ( 440 Hz) |     0 |     0 |     0 |     0 |     0 |     0 |     0 |     0 
 31 ( 440 Hz) |     0 |     0 |     1 |     4 |    10 |    23 |    96 |   192 
 63 ( 440 Hz) |     0 |     1 |     4 |    10 |    23 |    47 |   195 |   392 
127 ( 440 Hz) |     0 |     4 |    10 |    23 |    47 |    97 |   395 |   793