244
252
250
249
...
251
...
245
246
247
253
254
255
248
256
Channel Destination
Address (DST)
12
20
11
10
9
17
18
19
2
1
3
15
14
13
21
...
...
5
4
7
6
16
8
RSR
DAT
:
3
:
2
:
1
AREVT
McASP RX Address
Receive
serializer
Functional Description
Figure 11-28. Servicing Incoming McASP Data Example
Figure 11-29. Servicing Incoming McASP Data Example PaRAM Configuration
(a) EDMA Parameters
Parameter Contents
Parameter
0010 0000h
Channel Options Parameter (OPT)
McASP RX Address
Channel Source Address (SRC)
0100h
0001h
Count for 2nd Dimension (BCNT)
Count for 1st Dimension (ACNT)
Channel Destination Address (DST)
Channel Destination Address (DST)
0001h
0000h
Destination BCNT Index (DSTBIDX)
Source BCNT Index (SRCBIDX)
0000h
FFFFh
BCNT Reload (BCNTRLD)
Link Address (LINK)
0000h
0000h
Destination CCNT Index (DSTCIDX)
Source CCNT Index (SRCCIDX)
0000h
0004h
Reserved
Count for 3rd Dimension (CCNT)
(b) Channel Options Parameter (OPT) Content
31
30
28
27
24
23
22
21
20
19
18
17
16
0
000
0000
0
0
0
1
00
00
PRIV
Reserved
PRIVID
ITCCHEN
TCCHEN
ITCINTEN
TCINTEN
Reserved
TCC
15
12
11
10
8
7
4
3
2
1
0
0000
0
000
0000
0
0
0
0
TCC
TCCMOD
FWID
Reserved
STATIC
SYNCDIM
DAM
SAM
924
Enhanced Direct Memory Access (EDMA)
SPRUH73H – October 2011 – Revised April 2013
Copyright © 2011–2013, Texas Instruments Incorporated