Motorola DSP56156 Manual page 193

write
DC7-DC0 preload
TE
Event
DC
DC7-DC0
Decrement
DC
Register
Preload
Register
Value to write
to the count
register
Count
Register
Overflow
interrupt
After Writing to the Preload Register when the Timer is Disabled
TE
Event
DC
DC7-DC0
0
Decrement
Register
Preload
Register
Direct Value
written to Count
Register by DSP
0
Count
Register
Figure 7-7 Timer Disable After a Write to the Count Register
7 - 10
FUNCTIONAL DESCRIPTION OF THE TIMER
write write write
Count preload
PRELOAD
COUNT
PRELOAD COUNT
Figure 7-6
Write to the Count Register
DC DC-1
PRELOAD
PRELOAD
16-BIT TIMER AND EVENT COUNTER
enable
timer
0
DC-1
PRELOAD2
write
Count
0
DC
COUNT
COUNT
PRELOAD-1
0
DC DC
0
COUNT-1 PRELOAD2
disable
timer
XXXX
DC
0 PRELOAD
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