參數(shù)資料
型號: TMX320VC5421
廠商: Texas Instruments, Inc.
元件分類: 數(shù)字信號處理
英文描述: DIGITAL SIGNAL PROCESSOR
中文描述: 數(shù)字信號處理器
文件頁數(shù): 31/88頁
文件大?。?/td> 1156K
代理商: TMX320VC5421
TMS320VC5421
DIGITAL SIGNAL PROCESSOR
SPRS098 – DECEMBER 1999
31
POST OFFICE BOX 1443
HOUSTON, TEXAS 77251–1443
direct memory access (DMA) controller (continued)
Program Page 0
McBSP
DXR/DRR
MMRegs Only
On-Chip
DARAM A
(32K Words)
Prog/Data
On-Chip
SARAM A
(32K Words)
Data Only
Hex
00 0000
00 001F
00 0020
00 005F
00 0060
00 7FFF
00 8000
00 FFFF
Program Page 1
On-Chip
Shared
DARAM 0
(32K Words)
Program
Only
On-Chip
Shared
DARAM 1
(32K Words)
Program
Only
Hex
01 0000
01 7FFF
01 8000
01 FFFF
Program Page 2
On-Chip
DARAM B
(32K Words)
Prog/Data
On-Chip
SARAM B
(32K Words)
Data Only
Hex
02 0000
02 7FFF
02 8000
02 FFFF
Program Page 3
On-Chip
Shared
DARAM 2
(32K Words)
Program
Only
On-Chip
Shared
DARAM 3
(32K Words)
Program
Only
Hex
03 0000
03 7FFF
03 8000
03 FFFF
02 005F
02 0060
McBSP
DXR/DRR
MMRegs Only
Subsystem A
Subsystem B
Shared 1
Shared 2
02 001F
02 0020
00 7FFF
00 8000
Hex
00 0000
00 FFFF
On-Chip
DARAM A/B
(32K Words)
Prog/Data
On-Chip
SARAM A/B
(32K Words)
Data Only
Data
Shared 0
Shared 3
Subsystem A
Subsystem B
McBSP
DXR/DRR
MMRegs Only
00 001F
00 0020
00 005F
00 0060
Reserved
Reserved
Reserved
DMD/DMS = 01
DMD/DMS = 00
NOTES: A. All local memory is available to the DMA.
B. All I/O memory accesses by the DMA (DMD/DMS = 10) are mapped to the core-to-core FIFO.
C. In pages 00 and 02, in the range of 0020–005F, only the following memory mapped registers are accessible: 20,21,30,31,40,41
(read only), 22,23,32,33,42,43 (write only).
Figure 13. On-Chip Memory Map Relative to DMA (DLAXS/SLAXS = 0)
A
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