CHAPTER 7 INTERRUPT/EXCEPTION PROCESSING FUNCTION
User’s Manual U12688EJ4V0UM00
215
Figure 7-8. Example of Processing Interrupt Requests Simultaneously Generated
Default priority
a > b > c
Main routine
EI
Interrupt request a (level 2)
Interrupt request b (level 1)
Interrupt request c (level 1)
Processing of interrupt request b
•
•
Processing of interrupt request c
Processing of interrupt request a
Interrupt requests b and c are
acknowledged first according to
their priorities.
Because the priorities of b and c
are the same, b is acknowledged
first because it has the higher
default priority.
Содержание V850E/MS1 UPD703100
Страница 2: ...User s Manual U12688EJ4V0UM00 2 MEMO ...
Страница 6: ...User s Manual U12688EJ4V0UM00 6 MEMO ...
Страница 8: ...User s Manual U12688EJ4V0UM00 8 MEMO ...
Страница 12: ...User s Manual U12688EJ4V0UM00 12 MEMO ...
Страница 26: ...User s Manual U12688EJ4V0UM00 26 MEMO ...
Страница 68: ...User s Manual U12688EJ4V0UM00 68 MEMO ...
Страница 124: ...User s Manual U12688EJ4V0UM00 124 MEMO ...
Страница 198: ...User s Manual U12688EJ4V0UM00 198 MEMO ...
Страница 230: ...User s Manual U12688EJ4V0UM00 230 MEMO ...
Страница 422: ...User s Manual U12688EJ4V0UM00 422 MEMO ...