1.9 What kinds of information must we be able to represent in an embedded application?

1.11 How do we distinguish a signed integer from one that is unsigned?

1.13 When expressing a floating-point number, what are the essential components that must be captured?

1.19 An instruction is used to direct a microprocessor to perform some action. What are the major pieces of a microprocessor instruction?

1.21 Please explain the terms one-, two-, or three-operand instruction.

1.25 Please explain the terms instruction set and ISA.

46 Chapter 1 The Hardware Side Part 1: An Introduction

1.23 What is the meaning of the term opcode?

1.25 Please explain the terms instruction set and ISA.

1.27 What is meant by the term machine code?

1.28 Microprocessor instructions can be classified into three major groups. What are these groups? Please describe what characterizes instructions in each of the groups.

1.29 Identify the hardware components that may be the source or destination of a data transfer instruction.

1.30 What information does the addressing mode of an instruction convey?

1.31 Please identify and briefly describe the more commonly used addressing modes discussed in the chapter.

1.32 How is the addressing mode information incorporated into an instruction?

1.33 Please explain the meaning of the term execution or control flow.

1.34 What are the four major categories of execution flow through an embedded program? Briefly describe what each means.