Revised Structured Analysis& Structured Design

201111389 조정원

201210194 김정환

201211352 백대현

201211390 허윤제

2016 소프트웨어공학설계

Introduction to Software Engineering Prof. Yoo

2016-10-04

Q & A

Revised DFD

Overall DFD

Index

2

SD of Coffee Machine System

Overall DFD

3

5

Overall DFD (ver 2.0)

Revised DFD

6

DFD Level 3 (ver 1.1, 1/2)

Button DetectionData

IngredientSensing Data

RecoveryCheck3.1.5

CleanCheck3.1.3

ExtractCheck3.1.4

Collect Data3.1.1

R_Check Data

Back Up Data

Reserve Check3.1.2

Control& Warning

Data

Recovery data

Aggregate3.1.6

Motor&DisplayOrder

Button&Sensing Data

7

DFD Level 3 (ver 2.0, 1/2)

8

Button DetectionData

IngredientSensing Data

Mode Handler

3.1.1

CleanCheck3.1.5

ExtractCheck3.1.6

Back Up Data

Normal Control& Warning Data

RecoveryControl data

Tick

Recover3.1.3

Trigger ExecuteController

3.1.4

Reservation Check3.1.2

DFD Level 3 (ver 1.1, 2/2)

MotorController

3.2.1

DisplayController

3.3.1

Speaker3.3.3

Monitor3.3.2

ExtractController

3.2.2

IngredientSensing

Data

Back Up Data

Clean3.2.3

Work Signal

IngredientSensing

Data

Work Signal

Work Signal

Motor&Display Order

Work Signal

9

DFD Level 3 (ver 2.0, 2/2)

10

Normal Control& Warning Data

RecoveryControl data

MotorController

3.2.1

DisplayController

3.3.1

Speaker3.3.3

Monitor3.3.2

Back Up Data

Monitor Signal

Clean Signal

Sound Signal

Extract Signal

IngredientSensing Data

IngredientSensing Data

TickCommander

3.1.7 Tick

ExtractController

3.2.2

Clean3.2.3

DFD Level 4 (ver 1.1)

Control &Warning Data

Clean Check

Controller3.1.3.1

Button & Sensing Data

Clean Order Storing

Unit3.1.3.2

R_Check Data

Trigger

11

DFD Level 4 (1/2) – Motor Controller, Extract Controller (ver 2.0)

Extract Controller

3.2.1.1

Boil3.2.2.1

Data Updating

Unit3.2.1.3

CleanController

3.2.1.2

Clean3.2.1.2

Grind3.2.2.2

Drip3.2.2.3

Trigger

Trigger

IngredientSensing Data

Boil Signal

Grind Signal

Drip Signal

Clean Signal

Back Up Data

Commander3.1.7

Tick

DFD Level 4 (2/2)- Display Controller, Monitor, Speaker (ver 2.0)

Monitor Controller

3.3.1.1

Status3.3.2.1

SpeakerController

3.3.1.2

Warning3.3.2.2

Sound 13.3.3.1

Sound 23.3.3.2

Sound 33.3.3.3

Trigger

Sound1 Signal

Sound2 Signal

Sound3 Signal

Status Signal

Warning Signal

Commander3.1.7

Tick

State Transition Diagram (3.1.1)-Mode Handler

WaitExecute Control

Recover

Tick[startup_flag==1]Trigger “Reservation Check”

14

Tick[1]

Tick[startup_flag == 0 &&( extract_start_flag==1 ||

clean_start_flag==1) ]Trigger “Recover”

이름 대기/완료 가열중 분쇄중 추출중 청소중

extract_start_flag 0 1 1 1 0

clean_start_flag 0 0 0 0 1

boil_start_flag 0 1 0 0 0

grind_start_flag 0 0 1 0 0

drip_start_flag 0 0 0 1 0

Tick[1]

SD ofCoffee

Machine System

15

16

StructuredCharts(Basic)

17

StructuredCharts(Advanced)

Q & A

18