Analog Devices ADSP-BF506F Hardware Reference Manual page 447

run as if nothing happened. Typically, software should disable a
timer and then wait for it to stop itself.
Figure 10-9 shows detailed timing.
EXAMPLE TIMER DISABLE TIMING (PWM_OUT MODE, PERIOD_CNT = 1)
SCLK
TIMER_PERIOD
TIMER_WIDTH
TIMER_COUNTER
TIMEN
TRUN
TMR PIN, PULSE_HI = 0
TMR PIN, PULSE_HI = 1
Figure 10-9. Timer Disable Timing
If necessary, the processor can force a timer in
immediately. Do this by first writing a "1" to the corresponding bit in
TIMER_DISABLE
. This stops the timer whether the pending stop was waiting
TIMER_STATUS
for the end of the current period (
rent pulse width (
immediate control of a timer during an error recovery sequence.

Use this feature carefully, because it may corrupt the PWM pattern
generated at the
When a timer is disabled, the
when a timer is re-enabled, the timer counter is reinitialized based on the
operating mode. The
overwrite or preset the timer counter value directly.
ADSP-BF50x Blackfin Processor Hardware Reference
7
5
7 1 2 3
W1C TO
TIMER_DISABLE
, and then writing a "1" to the corresponding
= 0). This feature may be used to regain
PERIOD_CNT
pin.
TMR
TIMER_COUNTER
TIMER_COUNTER
General-Purpose Timers
7
5
4
5 6
PWM_OUT
= 1) or the end of the cur-
PERIOD_CNT
register retains its state;
register is read-only. Software cannot
PWM_OUT
7
5
7
mode to abort
bit in
TRUN
10-23