S3C821A データシートの表示（PDF） - Samsung

部品番号

コンポーネント説明

メーカー

S3C821A

S3C8-SERIES MICROCONTROLLES

Samsung 

PRODUCT OVERVIEW

S3C821A/P821A

Table 1-1. S3C821A Pin Descriptions (Continued)

Pin

Names

SEG16–

SEG23

SEG24–

SEG31

A8–A15

AD0–AD7

AS

DR

DW

DM

Pin

Type

Pin

Description

I/O LCD segment signal output

I/O LCD segment signal output

I/O External interface address lines

I/O External interface address/data lines

I/O Address strobe

I/O Data read

I/O Data write

I/O Data memory select

Circuit

Type

H-32

Pin

Numbers

72–79 (74–80, 1)

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Pins

P0.0–P0.7

H-32 80, 1–7 (2–9) P1.0–P1.7

H-32

H-32

D-4

D-4

D-4

D-4

72–79 (74–80, 1)

80, 1–7 (2–9)

8 (10)

9 (11)

18 (20)

19 (21)

P0.0–P0.7

P1.0–P1.7

P2.0

P2.1

P2.2

P2.3

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

1-8

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