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TMS320DM643 датащи(PDF) 32 Page - Texas Instruments

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номер детали TMS320DM643
подробное описание детали  Video/Imaging Fixed-Point Digital Signal Processo
PDF  160 Pages
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домашняя страница  http://www.ti.com
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TMS320DM643 датащи(HTML) 32 Page - Texas Instruments

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TMS320DM643
Video/Imaging Fixed-Point Digital Signal Processor
SPRS269A – FEBRUARY 2005 – REVISED APRIL 2005
Table 2-4. Terminal Functions (continued)
SIGNAL
IPD/
TYPE(1)
DESCRIPTION
IPU(2)
NAME
NO.
EMIFA (64-bit) – ADDRESS
AEA22
U23
AEA21
V24
AEA20
V25
EMIFA external address (doubleword address)
AEA19
V26
EMIFA address numbering for the DM643 device starts with AEA3 to maintain
signal name compatibility with other C64x™ devices (e.g., C6414, C6415, and
AEA18
V23
C6416) [see the 64-bit EMIF addressing scheme in the TMS320C6000 DSP
AEA17
U24
External Memory Interface (EMIF) Reference Guide (literature number
SPRU266)].
AEA16
U25
Boot Configuration:
AEA15
U26
•
Controls initialization of DSP modes at reset (I) via pullup/pulldown resistors
AEA14
T24
–
Boot mode (AEA[22:21]):
AEA13
T25
00 - No boot (default mode)
O/Z
IPD
01 - HPI boot
AEA12
R23
10 - Reserved
AEA11
R24
11 - EMIFA boot
AEA10
P23
–
EMIF clock select AEA[20:19]:
Clock mode select for EMIFA (AECLKIN_SEL[1:0])
AEA9
P24
00 - AECLKIN (default mode)
AEA8
P26
01 - CPU/4 Clock Rate
10 - CPU/6 Clock Rate
AEA7
N23
11 - Reserved
AEA6
N24
For more details, see the Device Configurations section of this data sheet.
AEA5
N26
AEA4
M23
AEA3
M24
32
Device Overview



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