h8s-2110b Renesas Electronics Corporation., h8s-2110b Datasheet - Page 121

• Manufacturer Part Number: h8s-2110b
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

5.6.4
Table 5.5 shows interrupt response times
and execution of the first instruction in the interrupt handling routine. The execution status
symbols used in table 5.5 are explained in table 5.6.
Table 5.5
No. Execution Status
1
2
3
4
5
6
Total (using on-chip memory)
Notes: 1. Two states in case of internal interrupt.
Table 5.6
Symbol
Instruction fetch S
Branch address read S
Stack manipulation S
Interrupt priority determination *
Number of wait states until executing
instruction ends *
PC, CCR stack save
Vector fetch
Instruction fetch *
Internal processing *
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.
Interrupt Response Times
Interrupt Response Times
Number of States in Interrupt Handling Routine Execution Status
I
K
2
3
J
4
1
Object of Access
Internal Memory
1
the intervals between generation of an interrupt request
2·S
S
Normal Mode
3
1 to (19 + 2·S
2·S
2
11 to 31
I
K
I
Rev. 2.00 Mar 21, 2006 page 83 of 518
I
)
Section 5 Interrupt Controller
Advanced Mode
3
1 to (19 + 2·S
2·S
2·S
2·S
2
12 to 32
K
I
I
REJ09B0299-0200
I
)