Interrupt Function Control Registers - NEC mPD789101 User Manual

15.3 Interrupt Function Control Registers

The following four registers are used to control the interrupt functions.
• Interrupt request flag registers (IF0, IF1)
• Interrupt mask flag registers (MK0, MK1)
• External interrupt mode register (INTM0)
• Program status word (PSW)
Table 15-2 gives a listing of interrupt request flag and interrupt mask flag names corresponding to interrupt
requests.
Table 15-2. Flags Corresponding to Interrupt Request Signal
Interrupt Request Signal Name
INTWDT
INTP0
INTP1
INTP2
INTSR20/INTCSI20
INTST20
INTTM80
INTTM20
INTAD0
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CHAPTER 15 INTERRUPT FUNCTIONS
Interrupt Request Flag
TMIF4
PIF0
PIF1
PIF2
SRIF20
STIF20
TMIF80
TMIF20
ADIF0
User's Manual U13045EJ2V0UM00
Interrupt Mask Flag
TMMK4
PMK0
PMK1
PMK2
SRMK20
STMK20
TMMK80
TMMK20
ADMK0