PXR40RM Datasheet, PDF (1056/1434 Pages) Freescale Semiconductor, Inc – PXR40 Microcontroller

Enhanced Queued Analog-to-Digital Converter (EQADC)
After reset or
invalidation
Some entries pushed
but none Executed
No entries pushed
but some executed
up to pause bit
- waiting for trigger
Push
Next
Data
Pointer
CFIFO0
Valid Entry
Empty Entry
Transfer
Next
Data
Pointer
Repeat
Pointer
CFIFO0
First In
Repeat
Pause
Push
Next
Data
Pointer
Last In
Transfer
Next
Data
Pointer
Repeat
Pointer
CFIFO0
Repeat
Pause
Transfer
Next
Data
Pointer
Push
Next
Data
Pointer
Last In
Transitory state.
Repeat trigger with no
Advance trigger causes
loop execution.
CFIFO0
Transitory state.
Repeat trigger and with
Advance trigger causes
execution of next entry
after Pause.
CFIFO0
Entries pushed but not
full and not executed.
Non repeat command
followed by 5 repeat
commands pending.
No trigger.
CFIFO0
Repeat
Pointer
Repeat
Pause
Transfer
Next
Data
Pointer
Repeat
Pointer
Repeat
Pause
Repeat
Transfer
Next
Data
Pointer
Push
Next
Data
Pointer
Repeat
Pointer
Last In
First In
Repeat
Transfer
Next
Data
Pointer
Push
Next
Data
Pointer
Last In
Push
Next
Data
Pointer
Last In
Pause
Figure 27-52. CFIFO0 in Streaming Mode Entry Pointer Example
27-74
PXR40 Microcontroller Reference Manual, Rev. 1
Freescale Semiconductor