Student Book-The Microprocessor

Language: English
File Type: PDF
Page: 24

ENABLING OBJECTIVES
Upon completion of Lesson One, you should be able to:
· Explain the function and basic operation of a
microprocessor and identify the different types of automotive
computer input and output signals.
· Explain why an analog/digital (A/D) converter is necessary in an
automotive fuel-management computer.
· Explain the following terms: read only memory (ROM),
programmable read only memory (PROM), keep alive memory
(KAM), and random access memory (RAM).
· Differentiate between volatile and nonvolatile memory and explain
the term adaptive strategy.
· Describe and identify the two types of voltage signals produced
by engine load-sensing devices.
· Inspect and test power and ground circuits and connections;
service or replace as needed. NATEF Work Skill, A8/B9, P1.
· Describe the uses of scan equipment in communicating with
computers and interpret the data from this scan.
· Retrieve and record active and stored OBD I and OBD II
Diagnostic Trouble Codes (DTC); clear codes. NATEF Work
Skill, A8/B1, 2, P1.