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P3 v3.81 revision 3

P3 v3.81 revision 3

2003-11-05 by colinfraser_com

Folks,

The updated firmware I mentioned the other day is now in the files 
section - this fixes the potential sync slippage if multiple tracks 
were playing in random mode at high tempos. I just got round to 
tidying up the debug code I had added in to see how long the 
processing was taking.
This is still available as a hidden feature.
Those of you with extreme geek tendencies may find this feature 
interesting. I know I do ;-)
If you hold certain keys during power on, you can activate a numeric 
display of the clock pulse handler execution time.
The keys for this are:
Step 16 - shows the time taken to generate all the note and 
controller messages for 8 tracks
Step 15 - shows the time taken to process the whole clock pulse, 
including advancing playlists, etc
Step 14 - deactivates the time display.
The times are shown in counter 'ticks', which equate to 0.66us 
(reciprocal of system clock of 18MHz divided by 12).
The values are in hex too. So as an example, 0AC2 indicates 2754 
ticks, or roughly 1.818ms. The maximum value is shown, and the value 
reset each time the sequencer is started.

Cheers,
Colin f

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