UPD75206CW-XXX 查看數據表（PDF） - NEC => Renesas Technology
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UPD75206CW-XXX Datasheet PDF : 62 Pages
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µPD75206
3. PIN FUNCTIONS
3.1 PORT PINS
Pin Name
Dual-
I/O
Function Pin
Function
8-Bit
Input / Output
I/O After Reset Circuit Type *1
P00
Input
INT4
4-bit input port (PORT0).
×
Input
B
P01
Input/output
SCK
F
P02
Input/output
SO
G
P03
Input
SI
B
P10
Input
INT0
Noise removing function available
Input
B
P11
INT1
Noise removing function available
P12
INT2
4-bit input port (PORT1).
P13
TI0
P20
Input/
–––
4-bit input/output port (PORT2).
P21
output
–––
×
Input
E
P22
–––
P23
BUZ
P30–P33
Input/
output
–––
Programmable 4-bit input/ output port (PORT3).
Input/output specifiable in 1-bit units.
Input
E
P40 to P43
Input/
output
–––
4-bit input/output port (PORT4).
LED direct drive capability.
q
Input
E
P50 to P53 Input/
–––
4-bit input/output port (PORT5).
output
LED direct drive capability.
Input
E
P60 to P63 Input/
–––
Programmable 4-bit input/output port (PORT6).
×
Input
V
output
Input/output specifiable in 1-bit units.
On-chip pull-down resistor available (mask
option). Suitable for key input.
PH0
Output
T13
4-bit P-ch open-drain, high-dielectric, high-current × Low level
I
PH1
PH2
T12
output port (PORTH).
LED direct drive capability. On-chip pull-down
T11
resistor available (mask option).
(with an on-
chip pull-
down resistor)
or high
PH3
T10
impedance.
* Schmitt trigger inputs are circled.
7
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