Microcontroller Programming

10

Analog Capture

“The most important thing in communication is to hear what isn’t being said.”

—Peter F. Drucker (writer, professor)

OUTLINE

10.1  Introduction

10.2  Analog-to-Digital Conversion

10.3  A/D Tools

10.4  A/D Operation

10.5  A Project with Analog Capture

10.6  Summary

OBJECTIVES

Upon completion of this chapter you should be able to

1.  Appreciate the differences between analog and digital quantities.

2.  Draw a block diagram for a general data acquisition system.

3.  Understand the process of analog-to-digital conversion.

4.  Calculate range, step voltage, and resolution.

5.  Calculate the digital quantity translated from any analog input.

6.  Verify the computed digital output code for an analog-to-digital converter.