TMS320DM642_08 Datasheet, PDF (13/176 Pages) Texas Instruments – Video/Imaging Fixed-Point Digital Signal Processor

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TMS320DM642
Video/Imaging Fixed-Point Digital Signal Processor
SPRS200L – JULY 2002 – REVISED JANUARY 2007
2.3 Memory Map Summary
Table 2-3 shows the memory map address ranges of the DM642 device. Internal memory is always
located at address 0 and can be used as both program and data memory. The external memory address
ranges in the DM642 device begin at the hex address location 0x8000 0000 for EMIFA.
Table 2-3. TMS320DM642 Memory Map Summary
MEMORY BLOCK DESCRIPTION
Internal RAM (L2)
Reserved
Reserved
External Memory Interface A (EMIFA) Registers
L2 Registers
HPI Registers
McBSP 0 Registers
McBSP 1 Registers
Timer 0 Registers
Timer 1 Registers
Interrupt Selector Registers
EDMA RAM and EDMA Registers
Reserved
Timer 2 Registers
GP0 Registers
Device Configuration Registers
I2C0 Data and Control Registers
Reserved
McASP0 Control Registers
Reserved
Reserved
Emulation
PCI Registers
VP0 Control
VP1 Control
VP2 Control
VIC Control
Reserved
EMAC Control
EMAC Wrapper
EWRAP Registers
MDIO Control Registers
Reserved
QDMA Registers
Reserved
McBSP 0 Data
McBSP 1 Data
Reserved
McASP0 Data
Reserved
Reserved
BLOCK SIZE
(BYTES)
256K
768K
23M
256K
256K
256K
256K
256K
256K
256K
256K
256K
512K
256K
256K – 4K
4K
16K
32K
16K
192K
256K
256K
256K
16K
16K
16K
16K
192K
4K
8K
2K
2K
3.5M
52
736M – 52
64M
64M
64M
1M
64M – 1M
832M
HEX ADDRESS RANGE
0000 0000 – 0003 FFFF
0004 0000 – 000F FFFF
0010 0000 – 017F FFFF
0180 0000 – 0183 FFFF
0184 0000 – 0187 FFFF
0188 0000 – 018B FFFF
018C 0000 – 018F FFFF
0190 0000 – 0193 FFFF
0194 0000 – 0197 FFFF
0198 0000 – 019B FFFF
019C 0000 – 019F FFFF
01A0 0000 – 01A3 FFFF
01A4 0000 – 01AB FFFF
01AC 0000 – 01AF FFFF
01B0 0000 – 01B3 EFFF
01B3 F000 – 01B3 FFFF
01B4 0000 – 01B4 3FFF
01B4 4000 – 01B4 BFFF
01B4 C000 – 01B4 FFFF
01B5 0000 – 01B7 FFFF
01B8 0000 – 01BB FFFF
01BC 0000 – 01BF FFFF
01C0 0000 – 01C3 FFFF
01C4 0000 – 01C4 3FFF
01C4 4000 – 01C4 7FFF
01C4 8000 – 01C4 BFFF
01C4 C000 – 01C4 FFFF
01C5 0000 – 01C7 FFFF
01C8 0000 – 01C8 0FFF
01C8 1000 – 01C8 2FFF
01C8 3000 – 01C8 37FF
01C8 3800 – 01C8 3FFF
01C8 4000 – 01FF FFFF
0200 0000 – 0200 0033
0200 0034 – 2FFF FFFF
3000 0000 – 33FF FFFF
3400 0000 – 37FF FFFF
3800 0000 – 3BFF FFFF
3C00 0000 – 3C0F FFFF
3C10 0000 – 3FFF FFFF
4000 0000 – 73FF FFFF
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