mcf51ac256a Freescale Semiconductor, Inc, mcf51ac256a Datasheet - Page 89

• Manufacturer Part Number: mcf51ac256a
• Description: Mcf51ac Flexis
• Manufacturer: Freescale Semiconductor, Inc

The CPU configuration register (CPUCR) within the supervisor programming model will allow the users
to determine if specific ColdFire exception conditions are to generate a normal exception or a system reset.
The default state of the CPUCR will force a system reset for any of the exception types listed in
Freescale Semiconductor
Number(s)
120–255
Vector
64-108
Vector
118
119
61
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
24
14
12
11
10
MCF51AC256 ColdFire Integrated Microcontroller Reference Manual, Rev. 5
Unsupported instruction
Debug breakpoint IRQ
Vector Address
0x1E0–0x3FC
Offset (Hex)
Spurious IRQ
I/O Interrupts
Format error
Illegal LineF
Illegal LineA
Table 5-2. Reset and Interrupt Vectors (continued)
Exception
Trap #15
Trap #14
Trap #13
Trap #12
Trap #11
0x1DC
Trap #10
0x1D8
Trap #9
Trap #8
Trap #7
Trap #6
Trap #5
Trap #4
Trap #3
Trap #2
Trap #1
Trap #0
Table 5-3. ColdFire Exception Vector Table
Interrupt
Priority
Level,
Reset Disabled via CPUCR
1,2
1,1
CPUCR[31]
CPUCR[30]
CPUCR[30]
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
Program
Stacked
Counter
Next
Next
—
Resets, Interrupts, and General System Control
Reserved; unused for V1
Reported using SRS
1
Assignment
ACMP1
ACMP2
ilad
ilop
ilop
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Table
5-3.
5-7