HD643303x Hitachi, HD643303x Datasheet - Page 81

• Manufacturer Part Number: HD643303x
• Description: Hitachi Microcomputer
• Manufacturer: Hitachi

4.1.3 Exception Vector Table
The exception sources are classified as shown in figure 4-1. Different vectors are assigned to
different exception sources. Table 4-2 lists the exception sources and their vector addresses.
Table 4-2 Exception Vector Table
Exception Source
Reset
Reserved for system use
External interrupt (NMI)
Trap instruction (4 sources)
External interrupt
Reserved for system use
Internal interrupts
Notes: 1. Lower 16 bits of the address.
2. For the internal interrupt vectors, see section 5.3.3, Interrupt Vector Table.
Exception
sources
*2
IRQ
IRQ
IRQ
IRQ
IRQ
• Reset
• Interrupts
• Trap instruction
0
1
2
3
4
Figure 4-1 Exception Sources
Vector Number
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
to
60
External interrupts:
Internal interrupts:
66
Advanced Mode
H'0000 to H'0003
H'0004 to H'0007
H'0008 to H'000B
H'000C to H'000F
H'0010 to H'0013
H'0014 to H'0017
H'0018 to H'001B
H'001C to H'001F
H'0020 to H'0023
H'0024 to H'0027
H'0028 to H'002B
H'002C to H'002F
H'0030 to H'0033
H'0034 to H'0037
H'0038 to H'003B
H'003C to H'003F
H'0040 to H'0043
H'0044 to H'0047
H'0048 to H'004B
H'004C to H'004F
H'0050 to H'0053
to
H'00F0 to H'00F3
Vector Address
NMI, IRQ to IRQ
21 interrupts from on-chip
supporting modules
0
Normal Mode
H'0000 to H'0001
H'0002 to H'0003
H'0004 to H'0005
H'0006 to H'0007
H'0008 to H'0009
H'000A to H'000B
H'000C to H'000D
H'000E to H'000F
H'0010 to H'0011
H'0012 to H'0013
H'0014 to H'0015
H'0016 to H'0017
H'0018 to H'0019
H'001A to H'001B
H'001C to H'001D
H'001E to H'001F
H'0020 to H'0021
H'0022 to H'0023
H'0024 to H'0025
H'0026 to H'0027
H'0028 to H'0029
H'0078 to H'0079
*1
4