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Part Name
Description
Z51F0410HCX View Datasheet(PDF) - Zilog
Part Name
Description
MFG CO.
Z51F0410HCX
Z8051 Series 8-Bit Microcontrollers
Zilog
'Z51F0410HCX' PDF : 184 Pages
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Z51F0410
Product Specification
1.10.2 External Interrupt I/O Port
LevelShift ( 1.8V to ExtVDD)
LevelShift (ExtVDD to 1.8V)
PULL-UP
REGISTER
OPEN DRAIN
REGISTER
DATA
REGISTER
SUB-FUNC DATA OUTPUT
SUB-FUNC ENABLE
SUB-FUNC DIRECTION
DIRECTION
REGISTER
0
MUX
1
0
MUX
1
VDD
VDD
VDD
PAD
0
EXTERNAL
MUX
INTERRUPT
1
INTERRUPT
ENABLE
VDD
QD
CP
r
POLARITY
REG
1
PORTx INPUT
MUX
0
EDGE
REG
FLAG
CLEAR
PADx Data INPUT
SUB-FUNC
DATA INPUT
0
MUX
1
QD
CP
r
DEBOUNCE
CLK
DEBOUNCE
ENABLE
ANALOG CHANNEL
ENABLE
ANALOG INPUT
R(200
Ω
)
R(200
Ω
)
CMOS or
SchmittLevel
Input
Figure 1.17 External Interrupt I/O Port
PS029502-0212
PRELIMINARY
24
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