MSM66573 データシートの表示（PDF） - Oki Electric Industry
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MSM66573 Datasheet PDF : 28 Pages
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1Semiconductor
PEDL66573-02
MSM66573 Family
PIN DESCRIPTIONS
In the Type column, “I” indicates an input pin, “O” indicates an output pin, and “I/O” indicates an I/O pin.
Classification
Port
Symbol
P0_0/D0
to
P0_7/D7
P1_0/A8
to
P1_7/A15
P2_0/A16
to
P2_3/A19
P3_1/PSEN
P3_2/RD
P3_3/WR
P4_0/A0
to
P4_7/A7
P5_4/CPCM0
P5_5/CPCM1
P5_6/TM0OUT
P5_7/TM0EVT
P6_0/EXINT0
P6_1/EXINT1
P6_2/EXINT2
P6_3/EXINT3
P6_4 to P6_7
Type
I/O
I/O
I/O
I/O
I/O
I/O
Function
Primary function
Type
8-bit I/O port
I/O
10 mA sink capability
Pull-up resistors can be
specified for each individual bit
8-bit I/O port
O
Pull-up resistors can be
specified for each individual bit
4-bit I/O port
O
Pull-up resistors can be
specified for each individual bit
3-bit I/O port
O
10 mA sink capability
Pull-up resistors can be
specified for each individual bit
O
O
8-bit I/O port
O
Pull-up resistors can be
specified for each individual bit
4-bit I/O port
I/O
Pull-up resistors can be
specified for each individual bit I/O
O
Secondary function
External memory access
Data I/O port
External memory access
Address output port
External memory access
Address output port
External program memory
access
Read strobe output pin
External memory access
Read strobe output pin
External memory access
Write strobe output pin
External memory access
Address output port
Capture 0 input / Compare
0 output pin
Capture 1 input / Compare
1 output pin
Timer 0 timer output pin
I/O 8-bit I/O port
Pull-up resistors can be
specified for each individual bit
I
Timer 0 external event input pin
I
External interrupt 0 input pin
I
External interrupt 1 input pin
I
External interrupt 2 input pin
I
External interrupt 3 input pin
— None
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