Functional Description
By default, all channels map to PaRAM set to 0. These should be remapped before use. For more
information, see
(DCHMAP registers) and
(QCHMAP registers).
Table 11-5. EDMA3 Parameter RAM Contents
PaRAM Set Number
Address
Parameters
0
EDMA Base A 4000h to EDMA Base
PaRAM set 0
A 401Fh
1
EDMA Base A 4020h to EDMA Base
PaRAM set 1
A 403Fh
2
EDMA Base A 4040h to EDMA Base
PaRAM set 2
A 405Fh
3
EDMA Base A 4060h to EDMA Base
PaRAM set 3
A 407Fh
4
EDMA Base A 4080h to EDMA Base
PaRAM set 4
A 409Fh
5
EDMA Base A 40A0h to EDMA Base
PaRAM set 5
A 40BFh
6
EDMA Base A 40C0h to EDMA Base
PaRAM set 6
A 40DFh
7
EDMA Base A 40E0h to EDMA Base
PaRAM set 7
A 40FFh
8
EDMA Base A 4100h to EDMA Base
PaRAM set 8
A 411Fh
9
EDMA Base A 4120h to EDMA Base
PaRAM set 9
A 413Fh
...
...
...
63
EDMA Base A 47E0h to EDMA Base
PaRAM set 63
A 47FFh
64
EDMA Base A 4800h to EDMA Base
PaRAM set 64
A 481Fh
65
EDMA Base A 4820h to EDMA Base
PaRAM set 65
A 483Fh
...
...
...
254
EDMA Base A 5FC0h to EDMA Base
PaRAM set 254
A 5FDFh
255
EDMA Base A 5FE0h to EDMA Base
PaRAM set 255
A 5FFFh
11.3.3.1 PaRAM
Each parameter set of PaRAM is organized into eight 32-bit words or 32 bytes, as shown in
and described in
. Each PaRAM set consists of 16-bit and 32-bit parameters.
882
Enhanced Direct Memory Access (EDMA)
SPRUH73H – October 2011 – Revised April 2013
Copyright © 2011–2013, Texas Instruments Incorporated