Renesas PCA7429G02 Informações Técnicas descarregar pdf (Página 126)

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

and ON-SCREEN DISPLAY CONTROLLER

M37272M6/M8–XXXSP/FP, M37272MA–XXXSP

M37272E8SP/FP, M37272EFSP

MITSUBISHI MICROCOMPUTERS

Rev. 1.3

b7 b6 b5 b4 b3 b2 b1 b0

Port P3 direction register (P3D) [Address 00C7

]

B Name Functions

After reset

Port P3 Direction Register

0 0 : Port P3

input mode

1 : Port P3

output mode

0 : Port P3

input mode

1 : Port P3

output mode

2 0 : CMOS output

1 : N-channel open-drain output

Port P3 direction register

Nothing is assigned. These bits are write disable bits.

When these bits are read out, the values are “0.”

R—4, 5,

Port P3

output structure

selection bit (P30C)

0 : CMOS output

1 : N-channel open-drain output

0RWPort P3

output structure

selection bit (P30C)

Refer to Timer section.Timer 3 count source

selection bit (T3SC)

0RW

b7 b6 b5 b4 b3 b2 b1 b0

Port Pi direction register (PiD) (i=0,1,2) [Addresses 00C1

16,

00C3

, 00C5

]

B Name Functions

After reset R

Port Pi Direction Register

0 0 : Port Pi

input mode

1 : Port Pi

output mode

0 : Port Pi

input mode

1 : Port Pi

output mode

0 : Port Pi

input mode

1 : Port Pi

output mode

3 0 : Port Pi

input mode

1 : Port Pi

output mode

4 0 : Port Pi

input mode

1 : Port Pi

output mode

5 0 : Port Pi

input mode

1 : Port Pi

output mode

6 0 : Port Pi

input mode

1 : Port Pi

output mode

0 : Port Pi

input mode

1 : Port Pi

output mode

Port Pi direction register

Address 00C116, 00C316, 00C516

Address 00C716

1 2 ... 121 122 123 124 125 126 127 128 129 130 131 ... 144 145

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