參數(shù)資料
型號(hào)： SMJ320C50GFA
廠商： Texas Instruments, Inc.
元件分類(lèi)： 數(shù)字信號(hào)處理
英文描述： DIGITAL SIGNAL PROCESSOR
中文描述： 數(shù)字信號(hào)處理器
文件頁(yè)數(shù)： 9/54頁(yè)
文件大小： 614K
代理商： SMJ320C50GFA
SM320VC33, SMJ320VC33
DIGITAL SIGNAL PROCESSOR
SGUS034E - FEBRUARY 2001 - REVISED OCTOBER 2002
9
POST OFFICE BOX 1443
HOUSTON, TEXAS 77251-1443
memory map
Peripheral Bus
Memory-Mapped Registers
(6K Words Internal)
Reset, Interrupt, Trap Vector, and
Reserved Locations (64)
(External STRB Active)
0h
03Fh
040h
External
STRB Active
(8M Words - 64 Words)
7FFFFFh
800000h
807FFFh
808000h
8097FFh
809800h
RAM Block 0
(1K Words Internal)
809BFFh
809C00h
809FFFh
80A000h
External
STRB Active
(8M Words - 40K Words)
FFFFFFh
0h
FFFh
1000h
7FFFFFh
800000h
807FFFh
808000h
Peripheral Bus
Memory-Mapped Registers
(6K Words Internal)
8097FFh
809800h
RAM Block 0
(1K Words Internal)
809BFFh
809C00h
809FFFh
80A000h
External
STRB Active
(8M Words -
40K Words)
FFFFFFh
400000h
RAM Block 1
(1K Words Internal)
809FC1h
User-Program Interrupt
and Trap Branch Table
FFF000h
External
STRB
Active
(8M Words -
4K Words)
Reserved for Bootloader
Operations
(a) Microprocessor Mode
(b) Microcomputer/Bootloader Mode
RAM Block 1
(1K Words Internal)
RAM Block 3
(16K Words Internal)
RAM Block 2
(16K Words Internal)
RAM Block 3
(16K Words Internal)
RAM Block 2
(16K Words Internal)
803FFFh
804000h
803FFFh
804000h
63 Words
Boot 1
Boot 2
Boot 3
809FC0h
NOTE A: STRB is active over all external memory ranges. PAGE0 to PAGE3 are configured as external bus strobes. These are simple
decoded strobes that have no configuration registers and are active only during external bus activity over the following ranges:
Name
PAGE0
PAGE1
PAGE2
PAGE3
STRB
Active range
0000000h – 03FFFFFh
0400000h – 07FFFFFh
0800000h – 0BFFFFFh
0C00000h – 0FFFFFFh
0000000h – 0FFFFFFh
Figure 1. SM/SMJ320VC33 Memory Maps
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