ADSP-21478 查看數據表（PDF） - Analog Devices

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ADSP-21478

High Performance Fourth Generation DSP

Analog Devices 

ADSP-21477/ADSP-21478/ADSP-21479

Table 4. ADSP-21478 Internal Memory Space (3M bits)1

IOP Registers 0x0000 0000–0x0003 FFFF

Long Word (64 Bits)

Extended Precision Normal or

Instruction Word (48 Bits)

Normal Word (32 Bits)

Short Word (16 Bits)

Block 0 ROM (Reserved)

0x0004 0000–0x0004 7FFF

Block 0 ROM (Reserved)

0x0008 0000–0x0008 AAA9

Block 0 ROM (Reserved)

0x0008 0000–0x0008 FFFF

Block 0 ROM (Reserved)

0x0010 0000–0x0011 FFFF

Reserved

0x0004 8000–0x0004 8FFF

Reserved

0x0008 AAAA–0x0008 BFFF

Reserved

0x0009 0000–0x0009 1FFF

Reserved

0x0012 0000–0x0012 3FFF

Block 0 SRAM

0x0004 9000–0x0004 CFFF

Block 0 SRAM

0x0008 C000–0x0009 1554

Block 0 SRAM

0x0009 2000–0x0009 9FFF

Block 0 SRAM

0x0012 4000–0x0013 3FFF

Reserved

0x0004 D000–0x0004 FFFF

Reserved

0x0009 1555–0x0009 FFFF

Reserved

0x0009 A000–0x0009 FFFF

Reserved

0x0013 4000–0x0013 FFFF

Block 1 ROM (Reserved)

0x0005 0000–0x0005 7FFF

Block 1 ROM (Reserved)

0x000A 0000–0x000A AAA9

Block 1 ROM (Reserved)

0x000A 0000–0x000A FFFF

Block 1 ROM (Reserved)

0x0014 0000–0x0015 FFFF

Reserved

0x0005 8000–0x0005 8FFF

Reserved

0x000A AAAA–0x000A BFFF

Reserved

0x000B 0000–0x000B 1FFF

Reserved

0x0016 0000–0x0016 3FFF

Block 1 SRAM

0x0005 9000–0x0005 CFFF

Block 1 SRAM

0x000A C000–0x000B 1554

Block 1 SRAM

0x000B 2000–0x000B 9FFF

Block 1 SRAM

0x0016 4000–0x0017 3FFF

Reserved

0x0005 D000–0x0005 FFFF

Reserved

0x000B 1555–0x000B FFFF

Reserved

0x000B A000–0x000B FFFF

Reserved

0x0017 4000–0x0017 FFFF

Block 2 SRAM

0x0006 0000–0x0006 1FFF

Block 2 SRAM

0x000C 0000–0x000C 2AA9

Block 2 SRAM

0x000C 0000–0x000C 3FFF

Block 2 SRAM

0x0018 0000–0x0018 7FFF

Reserved

0x0006 2000– 0x0006 FFFF

Reserved

0x000C 2AAA–0x000D FFFF

Reserved

0x000C 4000–0x000D FFFF

Reserved

0x0018 8000–0x001B FFFF

Block 3 SRAM

0x0007 0000–0x0007 1FFF

Block 3 SRAM

0x000E 0000–0x000E 2AA9

Block 3 SRAM

0x000E 0000–0x000E 3FFF

Block 3 SRAM

0x001C 0000–0x001C 7FFF

Reserved

0x0007 2000–0x0007 FFFF

Reserved

0x000E 2AAA–0x000F FFFF

Reserved

0x000E 4000–0x000F FFFF

Reserved

0x001C 8000–0x001F FFFF

1 Some processors include a customer-definable ROM block. ROM addresses on these models are not reserved as shown in this table. Please contact your Analog Devices sales

representative for additional details.

Rev. C | Page 7 of 76 | July 2013

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