參數(shù)資料
型號: DSP16210
英文描述: TVS 400W 6.5V UNIDIRECT SMA
中文描述: DSP16210數(shù)字信號處理器
文件頁數(shù): 26/173頁
文件大?。?/td> 2621K
代理商: DSP16210
Data Sheet
July 2000
DSP16210 Digital Signal Processor
26
DRAFT COPY
Lucent Technologies Inc.
Hardware Architecture
(continued)
Memory Maps
(continued)
Figure 6. Y-Memory Space Memory Maps
The external memory data bus (DB) and the EMI data bus (EDB) are 16 bits wide, and therefore, 32-bit accesses
to external memory and IORAM are broken into two 16-bit accesses.
DPRAM
60 Kwords
CACHE
62 words
RESERVED
0x00000
.
0x1FFFD
DPRAM
60 Kwords
CACHE
62 words
0x1FFC0
0x0EFFF
.
0x7FFFF
0x80000
.
0x8FFFF
RESERVED
RESERVED
0x1FFFE
0x0F000
0x1FFBF
0x0F000
0x1FFBF
YMAP0 (16 bits)
MEMORY SEGMENT
ioc[WEROM] = 0
YMAP1 (16 bits)
MEMORY SEGMENT
ioc[WEROM] = 1
ERAMLO
(64 Kwords)
ERAMHI
(64 Kwords)
IO
(64 Kwords)
0xC0000
0xC03FF
0xCFFFF
IORAM0
(1 Kword)
RESERVED
(63 Kwords)
IORAM1
(1 Kword)
RESERVED
(63 Kwords)
ESIO
(64 words)
RESERVED
(65,504 words)
0xC0400
0xD0000
0xD03FF
0xDFFFF
0xD0400
0xE0000
0xE003F
0xEFFFF
0xE0040
IORAM0, IORAM1, and ESIO are internal physical memory spaces that are managed by the EMI and are mapped to external memory
addresses.
These locations are modularly mapped into the previous segment. For example, locations 0xD0400—0xD07FF map to locations
0xD0000—0xD03FF and location 0xE0040 maps to location 0xE0000.
RESERVED
0x90000
.
0x9FFFF
0xA0000
.
0xAFFFF
0xB0000
.
0xBFFFF
RESERVED
0xF0000
.
0xFFFFF
EROM
(64 Kwords)
RESERVED
RESERVED
IO
(64 Kwords)
IORAM0
(1 Kword)
RESERVED
(63 Kwords)
IORAM1
(1 Kword)
RESERVED
(63 Kwords)
ESIO
(64 words)
RESERVED
(65,504 words)
RESERVED
0x80000
.
0x8FFFF
0xC0000
0xC03FF
0xCFFFF
0xC0400
0xD0000
0xD03FF
0xDFFFF
0xD0400
0xE0000
0xE003F
0xEFFFF
0xE0040
0x90000
.
0x9FFFF
0xA0000
.
0xAFFFF
0xB0000
.
0xBFFFF
0xF0000
.
0xFFFFF
16 bits
16 bits
0x00000
.
0x1FFFD
0x1FFC0
0x0EFFF
.
0x7FFFF
RESERVED
0x1FFFE
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