TMS320VC5501_17 Datasheet, PDF (129/197 Pages) Texas Instruments – Fixed-Point Digital Signal Processor

Functional Overview
3.16 Interrupts
Vector-relative locations and priorities for all internal and external interrupts are shown in Table 3−75. For more
information on setting up and using interrupts, please refer to the TMS320C55x DSP CPU Reference Guide
(literature number SPRU371).
Table 3−75. Interrupt Table
NAME
SOFTWARE
(TRAP)
EQUIVALENT
LOCATION
(HEX BYTES)
PRIORITY
FUNCTION
RESET
SINT0
0
0
Reset (hardware and software)
NMI
SINT1
8
1
Nonmaskable interrupt
INT0
SINT2
10
3
External interrupt #0
INT2
SINT3
18
5
External interrupt #2
TINT0
SINT4
20
6
Timer #0 interrupt
RINT0
SINT5
28
7
McBSP #0 receive interrupt
RINT1
SINT6
30
9
McBSP #1 receive interrupt
XINT1
SINT7
38
10
McBSP #1 transmit interrupt
LCKINT
SINT8
40
11
PLL lock interrupt
DMAC1
SINT9
48
13
DMA Channel #1 interrupt
DSPINT
INT3/WDTINT†
SINT10
SINT11
50
14
Interrupt from host
58
15
External interrupt #3 or Watchdog timer interrupt
UART
SINT12
60
17
UART interrupt
−
SINT13
68
18
Software interrupt #13
DMAC4
SINT14
70
21
DMA Channel #4 interrupt
DMAC5
SINT15
78
22
DMA Channel #5 interrupt
INT1
SINT16
80
4
External interrupt #1
XINT0
SINT17
88
8
McBSP #0 transmit interrupt
DMAC0
SINT18
90
12
DMA Channel #0 interrupt
−
SINT19
98
16
Software interrupt #19
DMAC2
SINT20
A0
19
DMA Channel #2 interrupt
DMAC3
SINT21
A8
20
DMA Channel #3 interrupt
TINT1
IIC
SINT22
SINT23
B0
23
Timer #1 interrupt
B8
24
I2C interrupt
BERR
SINT24
C0
2
Bus Error interrupt
DLOG
SINT25
C8
25
Data Log interrupt
RTOS
SINT26
D0
26
Real-time Operating System interrupt
−
SINT27
D8
27
Software interrupt #27
−
SINT28
E0
28
Software interrupt #28
−
SINT29
E8
29
Software interrupt #29
−
SINT30
F0
30
Software interrupt #30
SINT31
F8
31
Software interrupt #31
† _{WDTINT is generated only when the WDT interrupt pin is connected to INT3 through the TSSR.}
December 2002 − Revised November 2008
SPRS206K 129