參數(shù)資料
型號: TMX320VC5421
廠商: Texas Instruments, Inc.
元件分類: 數(shù)字信號處理
英文描述: DIGITAL SIGNAL PROCESSOR
中文描述: 數(shù)字信號處理器
文件頁數(shù): 46/88頁
文件大小: 1156K
代理商: TMX320VC5421
TMS320VC5421
DIGITAL SIGNAL PROCESSOR
SPRS098 – DECEMBER 1999
46
POST OFFICE BOX 1443
HOUSTON, TEXAS 77251–1443
interrupts
Vector-relative locations and priorities for all internal and external interrupts are shown in Table 22.
Table 22. ’5421 Interrupt Locations and Priorities for Each DSP Subsystem
NAME
LOCATION
PRIORITY
FUNCTION
DECIMAL
HEX
RS, SINTR
0
00
1
Reset (Hardware and Software Reset)
NMI, SINT16
4
04
2
Nonmaskable Interrupt
SINT17
8
08
Software Interrupt #17
SINT18
12
0C
Software Interrupt #18
SINT19
16
10
Software Interrupt #19
SINT20
20
14
Software Interrupt #20
SINT21
24
18
Software Interrupt #21
SINT22
28
1C
Software Interrupt #22
SINT23
32
20
Software Interrupt #23
SINT24
36
24
Software Interrupt #24
SINT25
40
28
Software Interrupt #25
SINT26
44
2C
Software Interrupt #26
SINT27
48
30
Software Interrupt #27
SINT28
52
34
Software Interrupt #28
SINT29
56
38
Software Interrupt #29
SINT30
60
3C
Software Interrupt #30
INT0, SINT0
64
40
3
External User Interrupt #0
INT1, SINT1
68
44
4
External User Interrupt #1
INT2, SINT2
72
48
5
Reserved
TINT, SINT3
76
4C
6
External Timer Interrupt
BRINT0, SINT4
80
50
7
BSP #0 Receive Interrupt
BXINT0, SINT5
84
54
8
BSP #0 Transmit Interrupt
BRINT2, DMAC0
88
58
9
BSP #2 Receive Interrupt or DMA Channel 0
BXINT2, DMAC1
92
5C
10
BSP #2 Receive Interrupt or DMA Channel 1
INT3, SINT8
96
60
11
Reserved
HPINT, SINT9
100
64
12
HPI Interrupt (from DSPINT in HPIC)
BRINT1, DMAC2
104
68
13
BSP #1 Receive Interrupt or DMA Channel 2
BXINT1, DMAC3
108
6C
14
BSP #1 transmit Interrupt or DMA channel 3
DMAC4, SINT12
112
70
15
DMA Channel 4
DMAC5, SINT13
116
74
16
DMA Channel 5
IPINT, SINT14
120
78
17
Interprocessor Interrupt
124–127
7C–7F
Reserved
A
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