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MC68060 Instructions
D-10
M68060 USER’S MANUAL
MOTOROLA
Table D-3. Exception Vector Assignments for the M68000 Family
Vector
Number(s)
Vector
Offset (Hex) Assignment
0000 Reset Initial Interrupt Stack Pointer
1 004 Reset Initial Program Counter
2 008 Access Fault
3 00C Address Error
4 010 Illegal Instruction
5 014 Integer Divide-by-Zero
6 018 CHK, CHK2 Instruction
7 01C FTRAPcc, TRAPcc, TRAPV Instructions
8 020 Privilege Violation
9 024 Trace
10 028 Line 1010 Emulator (Unimplemented A-Line Opcode)
11 02C Line 1111 Emulator (Unimplemented F-Line Opcode)
12 030 (Reserved)
13 034 Coprocessor Protocol Violation (Defined for MC68020 and MC68030)
14 038 Format Error
15 03C Uninitialized Interrupt
16–23 040–05C (Unassigned, Reserved)
24 060 Spurious Interrupt
25 064 Level 1 Interrupt Autovector
26 068 Level 2 Interrupt Autovector
27 06C Level 3 Interrupt Autovector
28 070 Level 4 Interrupt Autovector
29 074 Level 5 Interrupt Autovector
30 078 Level 6 Interrupt Autovector
31 07C Level 7 Interrupt Autovector
32–47 080–0BC TRAP #0–15 Instruction Vectors
48 0C0 Floating-Point Branch or Set on Unordered Condition
(Defined for MC68881, MC68882, MC68040, and MC68060)
49 0C4 Floating-Point Inexact Result
(Defined for MC68881, MC68882, MC68040, and MC68060)
50 0C8 Floating-Point Divide-by-Zero
(Defined for MC68881, MC68882, MC68040, and MC68060)
51 0CC Floating-Point Underflow
(Defined for MC68881, MC68882, MC68040, and MC68060)
52 0D0 Floating-Point Operand Error
(Defined for MC68881, MC68882, MC68040, and MC68060)
53 0D4 Floating-Point Overflow
(Defined for MC68881, MC68882, MC68040, and MC68060)
54 0D8 Floating-Point Signaling NAN
(Defined for MC68881, MC68882, MC68040, and MC68060)
55 0DC Floating-Point Unimplemented Data Type
(Defined for MC68040 and MC68060)
56 0E0 MMU Configuration Error (Defined for MC68030 and MC68851)
57 0E4 MMU Illegal Operation Error (Defined for MC68851)
58 0E8 MMU Access Level Violation Error (Defined for MC68851)
59 0EC (Unassigned, Reserved)
60 0F0 Unimplemented Effective Address (Defined for MC68060)
61 0F4 Unimplemented Integer Instruction (Defined for MC68060)
62–63 0F8–0FC (Unassigned, Reserved)
64–255 100–3FC User Defined Vectors (192)
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