UPD753012GC NEC, UPD753012GC Datasheet - Page 37
UPD753012GC
Manufacturer Part Number
UPD753012GC
Description
4-BIT SINGLE-CHIP MICROCONTROLLER
Manufacturer
NEC
- Current page: 37 of 80
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INT2/TI1/TI2/P12
INT4/P00
INT0/P10
INT1/P11
Note Noise eliminator (Standby release is disabled when noise eliminator is selected.)
KR0/P60
KR3/P63
IM2
2
Note
Selec-
tor
IM1
1
Rising edge
detector
Falling edge
detector
Edge
detector
Edge
detector
IM0
4
Both edge
detector
INTCSI
INTBT
INTT0
INTT1
INTT2
INTW
Selec-
tor
IRQCSI
IRQBT
IRQT0
IRQT1
IRQT2
IRQW
IRQ4
IRQ0
IRQ1
IRQ2
IM2
Figure 7-1. Interrupt Control Circuit Block Diagram
Interruput enable flag (IE
Internal bus
)
IME IPS
VRQn
Decoder
Priority control
circuit
IST1
IST0
Standby release
signal
Vector table
address
generator
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