S3C9484 데이터 시트보기 (PDF) - Samsung

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S3C9484

8-bit CMOS Microcontroller

Samsung 

PRODUCT OVERVIEW

S3C9484/C9488/F9488

Pin

Names

SEG0–18

COM0–7

ADC0–8

AVREF

RXD

TXD

INT0

INT1

INT2

INT3

TAOUT

TACK

TACAP

BUZ

TBPWM

XTIN, XTOUT

RESETB

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

Pin

Type

O

Pin Description

LCD segment display signal output pins

Circuit

Type

H-14

H-15

H-17

44 Pin

No.

27–44,

1

42 Pin

No.

31–42,

1–7

O LCD common signal output pins

I A/D converter analog input channels

H-14

H-16

E-1

E-3

H-16

26–23

18–16

14

22–20

19

18-14

13

30–27

20–22

20–26

I A/D converter reference voltage

15

19

I/O Serial data RXD pin for receive input and

H-17

43

5

transmit output (mode 0)

O Serial data TXD pin for transmit output and H-17

44

6

shift clock output (mode 0)

I External interrupts.

H-15 1–4 7–10

D-5

D-4

O Timer/counter(A) overflow output, or

Timer/counter(A) PWM output

D-5

2

8

I Timer/counter(A) external clock input

D-4

3

9

I Timer/counter(A) external capture input

D-4

4

10

O Frequency output to buzzer

E-3

20

24

O Timer(B) PWM output

E-3

19

23

I Clock input and output pins for subsystem E

10

16

O clock

11

17

I System reset signal input pin

B

12

18

Shared

Functions

P4.0–P4.2

P2.0–P2.7

P4.3–P4.6

P3.0

P3.1/RXD

P3.2/TXD

P3.3/INT0

P1.7–P1.4

P0.4–P0.7

P1.3–P1.2

P1.1/BUZ

P1.0/TBPWM

P0.7/COM4

P0.6/COM5

P0.5/COM6

P0.4/COM7

P0.3

P3.1/SEG16

P3.2/SEG17

P3.3/SEG18

P3.4/TAOUT

P3.5/TACK

P3.6/TACAP

P3.4/INT1

P3.5/INT2

P3.6/INT3

P1.1/ADC2

P1.0/ADC3

P0.0

P0.1

P0.2

1-8

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