Design Patterns for Embedded Systems in C

Chapter 3 Design Patterns for Accessing Hardware

Chapter Outline

1. Basic Hardware Access Concepts 81

2. Hardware Proxy Pattern 85

   1. Abstract 85

   2. Problem 86

   3. Pattern Structure 86

   4. Collaboration Roles 86

      1. Hardware Device 86

      2. Hardware Proxy 86

      3. Proxy Client 88

   5. Consequences 88

   6. Implementation Strategies 89

   7. Related Patterns 89

   8. Example 89

3. Hardware Adapter Pattern 96

   1. Abstract 96

   2. Problem 96

   3. Pattern Structure 96

   4. Collaboration Roles 96

      1. Adapter Client 96

      2. Hardware Adapter 96

      3. Hardware Interface to Client 97

      4. Hardware Device 97

      5. Hardware Proxy 97

   5. Consequences 97

   6. Implementation Strategies 98

   7. Related Patterns 98

   8. Example 98

4. Mediator Pattern 100

   1. Abstract 100

   2. Problem 100

   3. Pattern ...