KS57C2308/P2308/C2316/P2316PRODUCT OVERVIEW

PIN DESCRIPTIONS

Table 1-1. KS57C2308/C2316 Pin Descriptions

 

Pin Name

Pin

Description

Number

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Circuit

 

 

Type

 

 

Pin

Value

Type

 

 

 

 

 

 

 

 

 

P0.0

I

4-bit input port.

20

INT4

Input

A-1

 

P0.1

I/O

1-bit and 4-bit read and test are possible.

21

SCK

 

D *

 

P0.2

I/O

4-bit pull-up resistors are software assignable.

22

SO

 

D *

 

P0.3

I

 

23

SI

 

A-1

 

P1.0

I

4-bit input port.

24

INT0

Input

A-1

 

P1.1

 

1-bit and 4-bit read and test are possible.

25

INT1

 

 

 

P1.2

 

4-bit pull-up resistors are software assignable.

26

INT2

 

 

 

P1.3

 

 

27

TCL0

 

 

 

P2.0

I/O

4-bit I/O port.

28

TCLO0

Input

D

 

P2.1

 

1-bit and 4-bit read/write and test are possible.

29

 

 

 

P2.2

 

4-bit pull-up resistors are software assignable.

30

CLO

 

 

 

P2.3

 

 

31

BUZ

 

 

 

P3.0

I/O

4-bit I/O port.

32

LCDCK

Input

D

 

P3.1

 

1-bit and 4-bit read/write and test are possible.

33

LCDSY

 

 

 

P3.2

 

Each individual pin can be specified as input

34

 

 

 

 

P3.3

 

or output. 4-bit pull-up resistors are software

35

 

 

 

 

 

 

assignable.

 

 

 

 

 

P4.0–

I/O

4-bit I/O ports. N-channel open-drain output up

36–43

Input

E

 

P4.3

 

to 5 V. 1-, 4-, and 8-bit read/write and test are

 

 

 

 

 

P5.0–

 

possible. Ports 4 and 5 can be paired to

 

 

 

 

 

P5.3

 

support 8-bit data transfer. 4-bit pull-up

 

 

 

 

 

 

 

resistors are software assignable.

 

 

 

 

 

P6.0–

I/O

4-bit I/O ports. Port 6 pins are individually

44–51

KS0–KS3

Input

D *

 

P6.3

 

software configurable as input or output. 1-bit

 

KS4–KS7

 

 

 

P7.0–

 

and 4-bit read/write and test are possible. 4-bit

 

 

 

 

 

P7.3

 

pull-up resistors are software assignable. Ports

 

 

 

 

 

 

 

6 and 7 can be paired to enable 8-bit data

 

 

 

 

 

 

 

transfer.

 

 

 

 

 

P8.0–

O

Output port for 1-bit data (for use as CMOS

59–52

SEG24–

Output

H-16

 

P8.7

 

driver only)

 

SEG31

 

 

 

SEG0–

O

LCD segment signal output

3–1,

Output

H-15

 

SEG23

 

 

80–60

 

 

 

 

SEG24–

O

LCD segment signal output

59–52

P8.0–P8.7

Output

H-16

 

SEG31

 

 

 

 

 

 

 

COM0–

O

LCD common signal output

4–7

Output

H-15

 

COM3

 

 

 

 

 

 

 

VLC0–VLC2

LCD power supply. Voltage dividing resistors

9–11

SCLK

 

 

 

are assignable by mask option

 

SDAT

 

 

 

BIAS

LCD power control

8

 

 

 

 

 

 

 

 

 

LCDCK

I/O

LCD clock output for display expansion

32

P3.0

Input

D

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1-5

Page 5
Image 5
Samsung KS57C2308 INT4, INT0, INT1, INT2, TCL0, TCLO0, Clo, Buz, Lcdck, Lcdsy, KS0-KS3, KS4-KS7, SEG31 SEG0, SEG23, COM3