Preliminary W583XXX

Publication Release Date: March 1999

- 3 -

Revision A1

PIN DESCRIPTION

NAME

I/O

DESCRIPTION

-

Positive power supply

TEST

I

Test pin, internally pulled low

RESET

I

Reset all, functions as POR, internally pulled high

TG1

I

Direct trigger input 1, internally pulled high

TG2

I

Direct trigger input 2, internally pulled high

TG3/IRIN

I

Direct trigger input 3 or IR input, internally pulled high. Once this pin is

pulled low, the oscillation circuit is active even the chip enters standby

mode.

TG4

I

Direct trigger input 4, internally pulled high

-

Negative power supply

LED1

O

LED1 output

IROUT

O

IR signal output pin, active low

STPA/BUSY

O

Stop signal A or Busy signal

STPB

O

Stop signal B

LED2/STPC

O

LED2 output or Stop signal C

STPD

O

Stop signal D

STPE

O

Stop signal E

AUD/SPK+

O

Current type output or PWM output for speaker

SPK-

O

PWM output

-

Negative power supply

-

Positive power supply

Pin Description only for W583S15 to W583M02

NAME

I/O

DESCRIPTION

OSC/XIN

I

Ring oscillator input or crystal input

XOUT

I/O

Crystal input or oscillator clock output

SEL

I

Ring/Crystal oscillator select, internally pulled high. Floating for Ring and

grounded for crystal.

TG5

I

Direct trigger input 5, internally pulled high

TG6

I

Direct trigger input 6, internally pulled high

TG7

I

Direct trigger input 7, internally pulled high