EDMA3 Registers
Table 11-49. EDMA3CC Status Register (CCSTAT) Field Descriptions (continued)
Bit
Field
Value
Description
4
ACTV
Channel controller active. Channel controller active is a logical-OR of each of the *ACTV bits. The
ACTV bit remains high through the life of a TR.
0
Channel is idle..
1
Channel is busy.
3
Reserved
0
Reserved. Always write 0 to this bit; writes of 1 to this bit are not supported and attempts to do so
may result in undefined behavior.
2
TRACTV
Transfer request active.
0
Transfer request processing/submission logic is inactive.
1
Transfer request processing/submission logic is active.
1
QEVTACTV
QDMA event active.
0
No enabled QDMA events are active within the EDMA3CC.
1
At least one enabled QDMA event (QER) is active within the EDMA3CC.
0
EVTACTV
DMA event active.
0
No enabled DMA events are active within the EDMA3CC.
1
At least one enabled DMA event (ER and EER, ESR, CER) is active within the EDMA3CC.
964
Enhanced Direct Memory Access (EDMA)
SPRUH73H – October 2011 – Revised April 2013
Copyright © 2011–2013, Texas Instruments Incorporated