KS88P2148 datasheet(6/34 Pages) SAMSUNG

Part #	KS88P2148

Description	KS88 series of 8-bit single-chip CMOS microcontrollers offers a fast and efficient CPU, a wide range of integrated peripherals, and various mask-progr

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Manufacturer	SAMSUNG [Samsung semiconductor]

Direct Link	http://www.samsung.com/Products/Semiconductor

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PRODUCT OVERVIEW

KS88C2148/P2148

1-6

PIN DESCRIPTIONS

Table 1-1. KS88C2148 Pin Descriptions

Names

Type

Description

Circuit

Type

Numbers (note)

Share

Pins

P0.0-P0.7

I/O

4-bit-programmable I/O port.

Pull-up resistors and open-drain outputs

are software assignable. Pull-up resistors

are automatically disabled for output pins.

Configurable as LCD segments/ external

interface address and data lines

H-32

72-79

(74-80, 1)

SEG16/A8

–

SEG23/A15

P1.0-1.7

I/O

4-bit-programmable I/O port.

Pull-up resistors and open-drain outputs

are software assignable. Pull-up resistors

are automatically disabled for output pins.

Configurable as LCD segments/ external

interface address and data lines

H-32

80, 1-7

(2-9)

SEG24/AD0

–

SEG31/AD7

P2.0

P2.1

P2.2

P2.3

P2.4

P2.5

P2.6

P2.7

I/O

1-bit-programmable I/O port.

Pull-up resistors are software assignable,

and automatically disabled for output

pins. P2.0-P2.3 can alternately be used

as external interface lines. P2.4-P2.7 are

configurable as alternate functions or

external interrupts at falling edge with

noise filters.

D-4

8 (10)

9 (11)

18 (20)

19 (21)

20 (22)

21 (23)

22 (24)

23 (25)

AS

DR

DW

DM

INT0/T0CK

INT1/T1CK

INT2/TA

INT3/TB

P3.0-P3.3

P3.4-P3.6

P3.7

I/O

1-bit-programmable I/O port.

Pull-up resistors are software assignable,

and automatically disabled for output

pins. P3.0-P3.3 can alternately be used

as ADC. P3.7 is configurable as an

alternate function.

F-16

D-4

25-28

(27-30)

30-32

(32-34)

33 (35)

ADC0-ADC3

T0/T0PWM/

T0CAP

P4.0–P4.7

I/O

1-bit-programmable I/O port.

Pull-up resistors and open-drain outputs

are software assignable. Pull-up resistors

are automatically disabled for output pins.

P4.0-P4.7 are configurable as external

interrupts at a selectable edge with noise

filters.

E-4

34-41

(36-43)

INT4-INT11

P5.0

P5.1

P5.2

P5.3

P5.4-P5.6

I/O

1-bit-programmable I/O port.

Pull-up resistors are software assignable,

and automatically disabled for output

pins.

P5.0-P5.3 are configurable as alternate

functions. If SCK and SI are used as

input, these pins have noise filters.

D-4

42 (44)

43 (45)

44 (46)

45 (47)

46-48

(48-50)

SCK

SI

SO

BUZ

NOTE: Parentheses indicate pin number for 80-QFP package.

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KS88P2148 Datasheet(PDF) 6 Page - Samsung semiconductor

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