CXP87532 datasheet(5/25 Pages) SONY

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CXP87532/87540

(Port C)

8-bit input/output port, enables to specify input/output by 4-bit unit.

(8 pins)

Output/

Real time output

Output/

Monitor output

Output/

Real time output

I/O

Input/Input

Input/Input/

Input

Output/Output

Input/Input

(Port B)

8-bit output port. Data is

gated with PPO by OR-gate

and they are output. (8 pins)

(Port D)

8-bit input/output port. Lower 4 bits can be specified as input/output by

bit unit and upper 4 bits can be specified as input/output by 4-bit unit.

(8 pins)

(Port E)

8-bit port. Lower 2 bits

are input pins and upper

6 bits are output pins.

(8 pins)

External input pin 0.

External input pin 1.

Drum reference signal input pin.

Drum PG input pin.

Drum FG input pin.

Capstan FG input pin.

Reel FG input pin.

Input pin to request external interruption.

Active when falling edge.

PWM output pins (5 pins)

SWP output pin.

Programmable pattern generator (PPG)

Output (3 pins) and capstan servo control

signal (1 pin).

Symbol

I/O

Description

PA0/PPO8

PA1/PPO9

PA2/PPO10

PA3/PROUT

PA4/ATFS1

PA5/ATFS3

PA6/AREA

PA7/ATFS2

PB0/PPO0

PB7/PPO7

PC0 to PC7

PD0 to PD7

PE0/INT0

PE1/EC/INT2

PE2/PWM0

PE6/PWM4

PE7/SWP

PF0/AN0

PF7/AN7

PG0/EXI0

PG1/EXI1

PG2/DREF

PG3/DPG

PG4/DFG

PG5/CFG

PG6/RFG0

PG7/RFG1

(Port A)

8-bit output port.

Data is gated with PPO

(3 pins), monitor signal

(4 pins) in relation to ATF,

control signal (1 pin) for

capstan servo by OR-gate

and they are output. (8 pins)

Monitor output in relation to ATF.

(4 pins)

Programmable pattern generator (PPG)

output. (8 pins)

External event

input pin for

timer/counter.

(Port F)

8-bit input port. (8 pins)

Upper 4 bits serve as

standby release input pin.

(Port G)

8-bit input port.

(8 pins)

Analog input pins to A/D converter.

(8 pins)

Pin Description

Input pin to request

external interruption.

Active when falling edge.

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