CXP85452 datasheet(5/21 Pages) SONY

5 / 21 page

(Port A)

8-bit I/O port. I/O can be set in a unit of single bits.

(8 pins)

(Port B)

8-bit I/O port. I/O can be set in a unit of single bits.

(8 pins)

(Port C)

8-bit I/O port. I/O can be set in a unit of single bits.

(8 pins)

(Port D)

8-bit I/O port. I/O

can be set in a unit

of single bits.

12mA sink current

drive possible.

(8 pins)

(Port E)

8-bit port. Lower

6 bits are for inputs;

upper 2 bits are for

outputs.

(8 pins)

(Port F)

8-bit output port.

Large current

(12mA) N-ch open

drain output.

Lower 4 bits are

mid-voltage drive

(12V); upper 4 bits

are 5V drive.

(8 pins)

OSD display 6-bit output pin. (6 pins)

– 5 –

CXP85452/85460

Pin Description

Symbol

PA0 to PA5

PA6/VSYNC

PA7/HSYNC

PB0 to PB7

PC0 to PC7

PD0/INT2

PD1/SCK

PD2/SO

PD3/SI

PD4/HS0

PD5/HS1

PD6/RMC

PD7/EC

PE0/INT0

PE1/INT1

PE2/AN0

PE5/AN3

PE6/PWM

PE7/TO

PF0/PWM0

PF3/PWM3

PF4/PWM4/

SCL0

PF5/PWM5/

SCL1

PF6/PWM6/

SDA0

PF7/PWM7/

SDA1

R, G, B, I, YS, YM

I/O

I/O/Input

I/O

I/O/Input

I/O/I/O

I/O/Output

I/O/Input

Input/Input

Output/Output

Output/Output/

I/O

Output/Output/

I/O

Output

I/O

Description

OSD display vertical synchronization signal input pin.

OSD display horizontal synchronization signal input pin.

Input pin for external interruption request.

Active when falling edge.

Serial clock I/O pin.

Serial data output pin.

Serial data input pin.

HSYNC counter (CH0) input pin.

HSYNC counter (CH1) input pin.

Remote control reception circuit input pin.

External event input pin for timer/counter.

Input pin for external interruption request.

Active when falling edge.

(2 pins)

Analog input pin for A/D converter.

(4 pins)

14-bit PWM output pin.

(CMOS output)

Timer/counter rectangular wave output pin.

8-bit PWM output pin.

(8 pins)

I2C bus interface transfer clock I/O pin.

(2 pins)

I2C bus interface transfer data I/O pin.

(2 pins)

CXP85452 Datasheet(PDF) 5 Page - Sony Corporation

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