NEC PD75P402 User Manual Page 138

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127
CHAPTER 6. INTERRUPT FUNCTIONS
Fig. 6-1 Interrupt Control Circuit Block Diagram
Internal Bus
3
IM0
Sampling Clock 
Noise Elimination
Circuit
Analog Delay Noise
Elimination Circuit
Rising Edge
Detection 
Circuit
INT0/P10
INT2/P12
INTCSI
INT
BT
Edge
Detection
Circuit
IRQBT
IRQ0
IRQCSI
IRQ2
Interrupt Enable Flag (IE×××)
VRQ2
VRQ1
VRQ3
Priority
Control
Circuit
Vector
Table 
Address
Generation
Circuit
Standby Release Signal
IST0
Decoder
IME
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