HD6433694 Datasheet, PDF (86/432 Pages) Renesas Technology Corp – 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Tiny Series

3.4.4 Interrupt Response Time
Table 3.2 shows the number of wait states after an interrupt request flag is set until the first
instruction of the interrupt handling-routine is executed.
Table 3.2 Interrupt Wait States
Item
Waiting time for completion of executing instruction*
Saving of PC and CCR to stack
Vector fetch
Instruction fetch
Internal processing
Note: * Not including EEPMOV instruction.
States
1 to 23
4
2
4
4
Total
15 to 37
Rev. 4.00, 03/04, page 58 of 400