Acm Status (Acm_Stat) Register - Analog Devices ADSP-BF506F Hardware Reference Manual

ACM Status (ACM_STAT) Register

The
ACM_STAT
any pending events, any missed events, and any missed triggers.
ACM Status Register (ACM_STAT)
15 14 13 12 11 10
0 0
CEVNT (Current Event)
Status indicates relationship between the ongoing
external access (if any) and Event register:
0000 - Current Event corresponds to Event0 register
0001 - Current Event corresponds to Event1 register
...
...
1111 - Current Event corresponds to Event15 register
Figure 22-17. ACM Status (ACM_STAT) Register
ACM Busy (BSY=1)
ACM Busy status indicates that an external sampling event is in progress
(for example,
CS
Event(s) Missed (EMISS=1)
Event(s) Missed status indicates that one or more bits in the
ter are set. The
register.
Events Completed (ECOM=1)
Events Completed status indicates that all enabled events are completed
for the current trigger. The
the timers are enabled,
both.
ADSP-BF50x Blackfin Processor Hardware Reference
register indicates which event is currently being serviced,
9 8 7
0 0 0 0 0 0 0
is active or about to go active)
bit has to be cleared by writing into the
EMISS
ECOM
is set only after completion of all events for
ECOM
ADC Control Module (ACM)
6 5 4 3 2 1 0
0 0 0 0 0 0 0
bit gets cleared with each trigger. If both
Reset = 0x0000
BSY (ACM Busy)
0 - ACM idle
1 - ACM busy
EMISS (Event Missed) RO
0 - No missed events
1 - Missed events
ECOM (Events Completed) RO
0 - Pending incomplete events
1 - All enabled events for current
trigger completed
regis-
ACM_MS
ACM_MS
22-33