CXP83512 datasheet(6/30 Pages) SONY

Part #	CXP83512

Description	CMOS 8-bit Single Chip Microcomputer

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Manufacturer	SONY [Sony Corporation]

Direct Link	http://www.sony.co.jp

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CXP83508/83512/83516, CXP83509/83513/83517

Pin Description

Symbol

I/O

Functions

I/O/Analog input

PA0/AN0

to

PA7/AN7

(Port A)

8-bit I/O port. I/O can

be set in a bit unit.

Standby release input

can be set in a bit unit.

Incorporation of pull-up

resistor can be set

through the program in

a bit unit.

(8 pins)

Analog inputs to A/D converter.

(8 pins)

I/O

PC0 to PC7

PE0/INT0/EC

PE1/INT1

PE2/INT2

PE3/INT3

PE4/RMC

PE5/TO

PE6/ADJ

PH0/INT4

PI0/TX

PI1/TEX

Input/Input/Input

Input/Input

Output/Output

I/O/Input

Input

Input/Input

(Port C)

8-bit I/O port. I/O can be set in a bit unit. Capable of driving 12mA sink

current. Incorporation of pull-up resistor can be set through the program

in a bit unit.

(8 pins)

(Port E)

7-bit port. Lower 5 bits

are for inputs; upper 2

bits are for outputs.

(7 pins)

(Port H)

1-bit I/O port.

Incorporation of pull-up

resistor can be set

through the program.

(1 pin)

(Port I)

2-bit input port.

(2 pins)

External interruption request input.

(1 pin)

Crystal connectors for sub timer/counter clock

oscillation. For usage as event counter, input to

TEX, and leave TX open.

External event inputs for 8-bit timer/counter.

External interruption request inputs.

(4 pins)

Remote control reception circuit input.

Output for 8-bit timer/counter rectangular wave.

Output for TEX oscillation frequency division.

I/O

I/O/Input

I/O/I/O

I/O/Input

I/O/Output

I/O/I/O

I/O/Input

I/O/Output

PB0

PB1/CS0

PB2/SCK0

PB3/SI0

PB4/SO0

PB5/SCK1

PB6/SI1

PB7/SO1

(Port B)

8-bit I/O port. I/O can

be set in a bit unit.

Incorporation of pull-up

resistor can be set

through the program in

a bit unit.

(8 pins)

Chip select input for serial interface (CH0).

Serial clock I/O (CH0).

Serial data input (CH0).

Serial data output (CH0).

Serial clock I/O (CH1).

Serial data input (CH1).

Serial data output (CH1).

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