參數(shù)資料
型號: UPD75108A
廠商: NEC Corp.
英文描述: 4-BIT SINGLE-CHIP MICROCOMPUTER
中文描述: 4位單片機
文件頁數(shù): 28/66頁
文件大?。?/td> 460K
代理商: UPD75108A
μ
P
2
Internal bus
2
2
IM1
IM0
IRQBT
INT4
/P00
INT0
/P10
INT1
/P11
INT2
/P12
INT
BT
INTSIO
INTT0
Edge
detection
circuit
Edge
detection
circuit
Edge
detection
circuit
Edge
detection
circuit
Edge
detection
circuit
IRQ4
IRQ0
IRQ1
IRQSIO
IRQT0
IRQT1
IRQ2
Interrupt enable flag (IE )
IME
Decoder
IST
Priority control
circuit
Vector table
address
generator
Standby
release signal
Fig. 6-1 Interrupt Control Block Diagram
9
IRQ3
IPS
2
4
INTT1
INT3
/P13
Interrupt
request flag
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