147
Table 3-1.
Types of Exception Handling and Priorities
Priority
Exception source
Detection timing
Timing for start of exception
handling
High
Reset
Clock-synchronous
Reset exception handling starts as
soon as
5(6
pin changes from low to
high.
Low
Interrupt
End of instruction
execution*
When an interrupt request is made,
interrupt exception handling starts after
execution of the present instruction is
completed.
*
Interrupt detection is not made upon completion of ANDC, ORC, XORC, and LDC
instruction execution, nor upon completion of reset exception handling.
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