h8s-2649 Renesas Electronics Corporation., h8s-2649 Datasheet - Page 127
h8s-2649
Manufacturer Part Number
h8s-2649
Description
Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
Manufacturer
Renesas Electronics Corporation.
Datasheet
1.H8S-2649.pdf
(766 pages)
- Current page: 127 of 766
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5.6.4
Table 5.4 shows interrupt response times - the interval between generation of an interrupt request
and execution of the first instruction in the interrupt handling routine. The execution status
symbols used in table 5.4 are explained in table 5.5.
This LSI is capable of fast word transfer to on-chip memory, has the program area in on-chip
ROM and the stack area in on-chip RAM, enabling high-speed processing.
Table 5.4
Notes: 1. Two states in case of internal interrupt.
No.
1
2
3
4
5
6
Total (using on-chip memory)
Execution Status
Interrupt priority determination*
Number of wait states until executing
instruction ends*
PC, CCR, EXR stack save
Vector fetch
Instruction fetch*
Internal processing*
2. Refers to MULXS and DIVXS instructions.
3. Prefetch after interrupt acceptance and interrupt handling routine prefetch.
4. Internal processing after interrupt acceptance and internal processing after vector fetch.
5. Not available in this LSI.
Interrupt Response Times
Interrupt Response Times
2
3
4
1
11 to 31
Interrupt
control
mode 0
3
1 to 19 +2·S
2·S
S
2·S
2
I
K
I
Normal Mode*
I
Interrupt
control
mode 2
3
1 to 19+2·S
3·S
S
2·S
2
12 to 32
I
K
I
Rev. 2.00 Dec. 05, 2005 Page 89 of 724
5
I
Section 5 Interrupt Controller
12 to 32
Interrupt
control
mode 0
3
1 to 19+2·S
2·S
2·S
2·S
2
K
I
I
Advanced Mode
REJ09B0200-0200
I
Interrupt
control
mode 2
3
1 to 19+2·S
3·S
2·S
2·S
2
13 to 33
K
I
I
I
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