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TMS320VC5409GGU Datasheet(PDF) 19 Page - Texas Instruments

Part # TMS320VC5409GGU
Description  FIXED-POINT DIGITAL SIGNAL PROCESSOR
PDF  89 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

TMS320VC5409GGU Datasheet(HTML) 19 Page - Texas Instruments

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Functional Overview
19
April 1999 − Revised February 2004
SPRS082E
3.1.3 CPU Memory-Mapped Registers
The 5409 has 27 memory-mapped CPU registers, which are mapped in data memory space addresses 0h
to 1Fh.
Table 3−4. CPU Memory-Mapped Registers
NAME
ADDRESS
DESCRIPTION
NAME
DEC
HEX
DESCRIPTION
IMR
0
0
Interrupt mask register
IFR
1
1
Interrupt flag register
–
2−5
2−5
Reserved for testing
ST0
6
6
Status register 0
ST1
7
7
Status register 1
AL
8
8
Accumulator A low word (15−0)
AH
9
9
Accumulator A high word (31−16)
AG
10
A
Accumulator A guard bits (39−32)
BL
11
B
Accumulator B low word (15−0)
BH
12
C
Accumulator B high word (31−16)
BG
13
D
Accumulator B guard bits (39−32)
TREG
14
E
Temporary register
TRN
15
F
Transition register
AR0
16
10
Auxiliary register 0
AR1
17
11
Auxiliary register 1
AR2
18
12
Auxiliary register 2
AR3
19
13
Auxiliary register 3
AR4
20
14
Auxiliary register 4
AR5
21
15
Auxiliary register 5
AR6
22
16
Auxiliary register 6
AR7
23
17
Auxiliary register 7
SP
24
18
Stack pointer register
BK
25
19
Circular buffer size register
BRC
26
1A
Block repeat counter
RSA
27
1B
Block repeat start address
REA
28
1C
Block repeat end address
PMST
29
1D
Processor mode status (PMST) register
XPC
30
1E
Extended program page register
–
31
1F
Reserved



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