LM3S1621 Datasheet, PDF (90/947 Pages) Texas Instruments – ARM and Thumb are registered trademarks and Cortex is a trademark

The Cortex-M3 Processor
Table 2-8. Exception Types
Exception Type
-
Vector
Number
0
Priority^a
-
Reset
1
Non-Maskable Interrupt
2
(NMI)
Hard Fault
3
Memory Management
4
Bus Fault
5
-3 (highest)
-2
-1
programmable^c
programmable^c
Usage Fault
6
programmable^c
-
SVCall
Debug Monitor
7-10
11
12
-
programmable^c
programmable^c
-
PendSV
SysTick
Interrupts
13
14
15
16 and above
-
programmable^c
programmable^c
programmable^d
a. 0 is the default priority for all the programmable priorities.
b. See “Vector Table” on page 91.
c. See SYSPRI1 on page 143.
d. See PRIn registers on page 127.
Vector Address or
Offset^b
0x0000.0000
0x0000.0004
0x0000.0008
Activation
Stack top is loaded from the first
entry of the vector table on reset.
Asynchronous
Asynchronous
0x0000.000C
-
0x0000.0010
Synchronous
0x0000.0014
Synchronous when precise and
asynchronous when imprecise
0x0000.0018
Synchronous
-
Reserved
0x0000.002C
Synchronous
0x0000.0030
Synchronous
-
Reserved
0x0000.0038
Asynchronous
0x0000.003C
Asynchronous
0x0000.0040 and above Asynchronous
Table 2-9. Interrupts
Vector Number
0-15
16
17
18
19
20
21
22
23
24
25-29
30
31
32
33
34
35
Interrupt Number (Bit
in Interrupt Registers)
-
0
1
2
3
4
5
6
7
8
9-13
14
15
16
17
18
19
Vector Address or
Offset
0x0000.0000 -
0x0000.003C
0x0000.0040
0x0000.0044
0x0000.0048
0x0000.004C
0x0000.0050
0x0000.0054
0x0000.0058
0x0000.005C
0x0000.0060
-
0x0000.0078
0x0000.007C
0x0000.0080
0x0000.0084
0x0000.0088
0x0000.008C
Description
Processor exceptions
GPIO Port A
GPIO Port B
GPIO Port C
GPIO Port D
GPIO Port E
UART0
UART1
SSI0
I²C0
Reserved
ADC0 Sequence 0
ADC0 Sequence 1
ADC0 Sequence 2
ADC0 Sequence 3
Watchdog Timers 0 and 1
Timer 0A
90
January 21, 2012
Texas Instruments-Production Data