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CHAPTER 7 INTERRUPT AND TEST FUNCTIONS
192 User’s Manual U10676EJ3V0UM
Figure 7-3. Interrupt Priority Select Register
IPS3 IPS2 IPS1 IPS0
3210
IPS
Symbol
FB2H
Address
000
0
0
0
1
1
1
1
0
1
1
0
0
1
1
1
0
1
0
1
0
1
No interrupts are handled as higher-priority
interrupts.
VRQ1
(INTBT)
VRQ2
(INT0)
Setting prohibited
Note
VRQ5
(INTT0)
VRQ6
(INTT1, INTT2)
VRQ7
(INTEE)
Vectored interrupt
on left is selected as
higher priority.
Selection of higher-priority interrupts
Interrupt master enable flag (IME)
0
1
Disables all the interrupts and no vectored interrupt is
started.
Controls interrupt enable/disable by the corresponding
interrupt enable flag.
Vectored interrupt
on left is selected as
higher priority.
Note If this value is set in the IPS register then the state is the same as if it had been set to IPS = X000B (Does
not give high priority to any interrupt.)