UPD178002 데이터 시트보기 (PDF) - NEC => Renesas Technology
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UPD178002 Datasheet PDF : 48 Pages
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µPD178002, 178003
3. PIN FUNCTIONS
3.1 Port Pins
Pin Name I/O
Function
P00
Input
P01
I/O
P02 to P06
Port 0
7-bit input/output port
Input only
Input/output mode can be specified
in 1-bit units.
P10 to P12 I/O
P13 to P15
Port 1
6-bit input/output port
Input/output mode can be specified in 1-bit units.
P20
I/O
Port 2
P21
8-bit input/output port
Input/output mode can be specified in 1-bit units.
P22
P23 to P27
P30 to P32 I/O
P33
P34
Port 3
8-bit input/output port
Input/output mode can be specified in 1-bit units.
P35
P36
P37
P40 to P47 I/O
Port 4
8-bit input/output port
Input/output mode can be specified in 8-bit units.
The test input flag (KRIF) is set to 1 by falling edge detection.
P50 to P57 I/O
Port 5
8-bit input/output port
Input/output mode can be specified in 1-bit units.
P60 to P63 I/O
P64 to P67
Port 6
8-bit input/output port
Input/output mode can be
specified in 1-bit units.
Middle voltage N-ch open-drain
input/output port
LEDs can be driven directly.
P120 to
I/O
P125
Port 12
6-bit input/output port
Input/output mode can be specified in 1-bit units.
P132 to
P134
Output
Port 13
3-bit output port
N-ch open-drain output port.
After
Reset
Input
Input
Input
Input
Input
Input
Input
Input
Input
—
Alternate
Function
INTP0
INTP1
—
ANI0 to ANI2
—
SI1
SO1
SCK1
—
—
TI1
TI2
—
BEEP
—
—
—
—
—
—
8
Data Sheet U12628EJ3V0DS00
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