p2125vps20 Renesas Electronics Corporation., p2125vps20 Datasheet - Page 135

• Manufacturer Part Number: p2125vps20
• Description: 16-bit Single-chip Microcomputer H8s Family / H8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

5.6.4
Table 5.7 shows interrupt response times − the intervals between generation of an interrupt request
and execution of the first instruction in the interrupt handling routine.
Table 5.7
Notes: 1. Two states in case of internal interrupt.
Table 5.8
[Legend]
m:
No.
1
2
3
4
5
6
Symbol
Instruction fetch S
Brach address read S
Stack manipulation S
Number of wait states in external device access
2. Refers to MULXS and DIVXS instructions.
3. Prefetch after interrupt acceptance and prefetch of interrupt handling routine.
4. Internal processing after interrupt acceptance and internal processing after vector fetch.
Execution Status
Interrupt priority determination*
Number of wait states until instruction execution
ends*
Saving of PC and CCR in stack
Vector fetch
Instruction fetch*
Internal processing*
Interrupt Response Times
Interrupt Response Times
Number of Execution States in Interrupt Handling Routine
2
Total (using on-chip memory)
I
K
J
3
Internal Memory
1
4
1
2-State Access
4
Object of Access
Normal Mode
3
1 to (19 + 2·S
2·S
S
2·S
2
11 to 31
I
K
I
Rev. 1.00 Sep. 21, 2006 Page 97 of 658
External Device
8-Bit Bus
I
)
Section 5 Interrupt Controller
3-State Access
6 + 2m
Advanced Mode
3
1 to (19 + 2
2·S
2·S
2·S
2
12 to 32
REJ09B0310-0100
K
I
I
·
S
I
)