Datasheet

Section 3 Exception Handling
Rev. 3.00 Mar. 15, 2006 Page 59 of 526
REJ09B0060-0300
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 States Total
Interrupt priority determination 2*
1
19 to 41
Waiting time for completion of executing instruction*
2
1 to 23
Saving of PC and CCR to stack 4
Vector fetch 4
Instruction fetch 4
Internal processing 4
Notes: 1. In case of internal interrupts, the number of states is 1.
2. Not including EEPMOV instruction.