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MITSUBISHI MICROCOMPUTERS

M37271MF-XXXSP

M37271EF-XXXSP, M37271EFSP

SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER

and ON-SCREEN DISPLAY CONTROLLER

N-channel open-drain output

Ports SOUT, SCLK

Note : Each pin is also used

as below :

SOUT : P45

SCLK : P46

R, G, B, OUT1

Note : Each pin is also used

as below :

R : P52 B : P54

G : P53 OUT1 : P55

CMOS output

HSYNC, VSYNC

Schmidt input

Fig. 92. I/O pin block diagram (2)

Ports P40–P44

Note : Each port is also used as below :

P40 : AD4

P41 : INT2

P42 : TIM2

P43 : TIM3

P44 : INT1

SYNC

, V

SYNC

OUT

, S

CLK

R, G, B, OUT1

Data bus

Direction register

Internal circuit

Data bus

Ports P4

–P4

Internal circuit

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Renesas PCA7400 Manuale Utente Pagina 81