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CHAPTER 19 INTERRUPT FUNCTIONS
User’s Manual U15798EJ2V0UD
19.3 Interrupt Function Control Registers
The following six types of registers are used to control the interrupt functions.
•
Interrupt request flag registers (IF0L, IF0H, IF1L)
•
Interrupt mask flag registers (MK0L, MK0H, MK1L)
•
Priority specification flag registers (PR0L, PR0H, PR1L)
•
External interrupt rising edge enable register (EGP)
•
External interrupt falling edge enable register (EGN)
•
Program status word (PSW)
Table 19-2 gives a list of interrupt request flags, interrupt mask flags, and priority specification flags corresponding
to interrupt request sources.
Table 19-2. Flags Corresponding to Interrupt Request Sources
Interrupt Source
Interrupt Request Flag
Interrupt Mask Flag
Priority Specification Flag
Register
Register
Register
INTWDT
WDTIF
Note 1
IF0L
WDTMK
Note 1
MK0L
WDTPR
Note 1
PR0L
INTP0
PIF0
PMK0
PPR0
INTP1
PIF1
PMK1
PPR1
INTP2
PIF2
PMK2
PPR2
INTP3
PIF3
PMK3
PPR3
INTP4
PIF4
PMK4
PPR4
INTP5
PIF5
PMK5
PPR5
INTP6
PIF6
PMK6
PPR6
INTKR
KRIF
IF0H
KRMK
MK0H
KRPR
PR0H
INTSER0
SERIF0
SERMK0
SERPR0
INTSR0
SRIF0
SRMK0
SRPR0
INTST0
STIF0
STMK0
STPR0
INTCSI1
CSIIF1
CSIMK1
CSIPR1
INTCSI3
CSIIF3
CSIMK3
CSIPR3
INTIIC0
Note 2
IICIF0
Note 2
IICMK0
Note 2
IICPR0
Note 2
INTWTNI0
WTNIIF0
WTNIMK0
WTNIPR0
INTTM00
TMIF00
IF1L
TMMK00
MK1L
TMPR00
PR1L
INTTM01
TMIF01
TMMK01
TMPR01
INTTMA0
TMIFA0
TMMKA0
TMPRA0
INTTMB0
TMIFB0
TMMKB0
TMPRB0
INTTM50
TMIF50
TMMK50
TMPR50
INTTM51
TMIF51
TMMK51
TMPR51
INTAD0
ADIF0
ADMK0
ADPR0
INTWTN0
WTNIF0
WTNMK0
WTNPR0
Notes 1.
Interrupt control flag when the watchdog timer is used as interval timer
2.
µ
PD780344Y, 780354Y Subseries only
Содержание mPD780344 Series
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