S3F9488 datasheet(8/49 Pages) SAMSUNG

8 / 49 page

S3C9484/C9488/F9488

PRODUCT OVERVIEW

1-7

PIN DESCRIPTIONS

Table 1-1. Pin Descriptions of 44-QFP and 42-SDIP

Names

Type

Pin Description

Circuit

Type

44 Pin

No.

42 Pin

No.

Shared

Functions

P0.0, P0.1

P0.2

P0.3

P0.4

P0.5

P0.6

P0.7

I/O

I/O port with bit-programmable pins.

Configurable to input or push-pull output

mode. Pull-up resistors can be assigned

by software. Pins can also be assigned

individually as alternative function pins.

E-1

E-2

H-16

10–14

16–18

20-22

XTIN, XTOUT

RESETB

ADC8

COM7/ADC7

COM6/ADC6

COM5/ADC5

COM4/ADC4

P1.0

P1.1–P1.3

P1.4–P1.7

I/O

I/O port with bit-programmable pins.

Configurable to input or push-pull output

mode. Pull-up resistors can be assigned

by software. Pins can also be assigned

individually as alternative function pins.

E-3

E-1

H-14

19–26

23–30

ADC3/TBPWM

ADC2/BUZ

ADC1–ADC0

COM3–COM0

P2.0–P2.7

I/O

I/O port with bit-programmable pins.

Configurable to input mode, push-pull

output mode. Input mode with pull-up

resistors can be assigned by software.

The port 2 pins have high current drive

capability. Pins can also be assigned

individually as alternative function pins.

H-14

30–37

34–41

SEG3–SEG10

P3.0–P3.2

P3.3

P3.4, P3.6

P3.5

I/O

I/O port with bit-programmable pins.

Configurable to input or push-pull output

mode. Pull-up resistors can be assigned

by software. Pins can also be assigned

individually as alternative function pins.

H-14

H-15

H-17

D-5

D-4

42–44,

1–4

4–10

SEG15

SEG16/RXD

SEG17/TXD

SEG18/INT0

TAOUT/INT1

TACK/INT2

TACAP/INT3

P4.0–P4.6

I/O

I/O port with bit-programmable pins.

Configurable to input mode, push-pull

output mode. Input mode with pull-up

resistors can be assigned by software.

Pins can also be assigned individually as

alternative function pins.

H-14

27–29

38–41

31–33

42, 1–3

SEG0–2

SEG11–14

XIN, XOUT

I, O

System clock input and output pins

–

8,7

14,13

–

TEST

Test signal input pin (for factory use only;

must be connected to VSS.)

VDD

–

Power supply input pin

–

VSS

–

Ground pin

–

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