1 Copyright © 2013 Elsevier Inc. All rights reserved. Chapter 7 System Design Techniques

2 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 7.1 The waterfall model of software development.

3 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 7.2 The spiral model of software design.

4 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 7.3 A successive refinement development model.

5 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 7.4 A simple hardware/software design methodology.

6 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 7.5 A hierarchical design flow for an embedded system.

7 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 7.6 The SDL specification language.

8 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 7.7 An OR state in Statecharts.

9 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 7.8 An AND state in Statecharts.

10 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 7.9 An AND/OR table.

11 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 7.10 Layout of a CRC card.

12 Copyright © 2013 Elsevier Inc. All rights reserved. Figure 7.11 Long-lived bugs are more expensive to fix.

13 Copyright © 2013 Elsevier Inc. All rights reserved. UN Figure 7.1

14 Copyright © 2013 Elsevier Inc. All rights reserved. UN Figure 7.2

15 Copyright © 2013 Elsevier Inc. All rights reserved. UN Figure 7.3

16 Copyright © 2013 Elsevier Inc. All rights reserved. UN Figure 7.4

17 Copyright © 2013 Elsevier Inc. All rights reserved. UN Figure 7.5

18 Copyright © 2013 Elsevier Inc. All rights reserved. UN Figure 7.6

19 Copyright © 2013 Elsevier Inc. All rights reserved. UN Figure 7.7