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임베디드 시스템 사례 찾기
제품 소개
 제품명 : CRP-A 1090 F
 제조사 : 쿠쿠전자

 브랜드 : 쿠쿠
 제품종류 : 압력밭솥
전기밥솥
기능 1: 밥을 짓는다.
기능 2: 보온한다.
기능 3: 재 가열한다.
기능 4: 백미쾌속
그 외 다양한 조리방법존재
버그 사례
 메뉴를 이용하여 예약 조리 시
예약된 시간에 조리가 되지 않는다.

1. 예약 버튼을 누른다.
2. 일반적인 취사 이외의 메뉴를 선택, 시간을 설
정하고 예약버튼을 누른다.
3. 이때 예약된 시간에 조리가 되지 않고 바로 조
리가 시작되는 버그를 발현하였다.
 일반적인 취사버튼에서는 정삭적으로 동작함
임베디드 시스템으로 구현한 이유
 다양한 기능(현미밥, 잡곡밥 등)

- 다양한 조리방법을 제공한다.
- 예약조리가 가능하다.
 실시간 제어(온도조절, 압력조절 등)
- 밥과 물의 양에 따라 적절한 온도와 압력조
절이 이루어진다.
- 조리가 완료되면 보온상태로 변경된다.
변경사항
11/22
- DFD 추가
11/29
- DFD 수정
12/6
- Flow Chart 추가
12/13
- Flow Chart 수정
설계도1 (상태 전이도)
초기

압력
취사

보온

재가
열

백미
쾌속

각각의 상태에서 전이될 수 있는 상태를 나타내고 있다.
설계도2 (DFD)
Level 0

result

Rice Pot
System

User

order
설계도2 (DFD)
Level 1
user

order

result
1
Identify
button

Button
ID

2
check
state
Current
State &
Button ID

3
change
state
설계도2 (DFD)
Level 2 (1.0)

user

Button
ID
1.1
Read
State

Memory

Current
State

Current
State &
Button ID
change
state
설계도2 (DFD)
Level 2 (2.0)Current
State &
Button ID
check
state

Changed
state

Memory

2.1
Change
state
2.2
Write
state

2.3
Control
device

Changed
state

Changed
state
user

result
설계도3 (Flow Chart)
시작
입력대
기
조리시작
조리중?
예
아니오

취소버튼?
예

아니오

조리예약

아니오
예약활성화?

예

예
시작버튼?

요리취소
입력처리

아니오

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임베디드시스템N 사례찾기(설계4) 1192054_김대영