Edma Dst Address Parameter Updates - Texas Instruments TMS320C6201 Reference Manual

Table 6–8. EDMA DST Address Parameter Updates
Frame Transfer Type
Sync (2DS:2DD)
FS = 0 00
01
10
11
FS = 1 00
01
10
11
Note: EC: Element count
EIX: 16-bit signed element index value
FC: Frame/array count
FIX: 16-bit signed frame index value
Destination Update Mode (DUM)
00 01
None +ESIZE;
Increment by element
size.
None +FIX;
Add signed FIX to the
first element in a frame.
Element addresses in
a frame are
increasing order.
None +(EC x ESIZE bytes);
Add EC scaled by
element size to the
start address
previous frame
None +FIX;
Add signed FIX to the
first element in a frame.
Element addresses in
a frame are
increasing order.
None +(EC x ESIZE bytes);
Add EC scaled by
element size to the
start address
previous frame
None None
None None
None None
10
–ESIZE;
Decrement by element
size.
+FIX;
Add signed FIX to the
first element in a frame.
Element addresses in
in a frame are
decreasing order.
–(EC x ESIZE bytes);
Subtract EC scaled by
element size from the
of start address
previous frame
+FIX;
Add signed FIX to the
first element in a frame.
Element addresses in
in a frame are
decreasing order.
–(EC x ESIZE bytes);
Subtract EC scaled by
element size from the
of start address
previous frame
None
None
None
EDMA Controller
Src/Dst Address Updates
11
+EIX or +FIX if EC = 1
Add signed EIX to each
element in a frame
except the last. Add
signed FIX to the last
element in a frame
when EC = 1.
Reserved
in
Reserved
of
Reserved
in
+FIX;
Add signed FIX to the
first element in a frame.
of Element addresses in
a frame spaced by EIX.
None
None
None
6-31