Lesson 1 - Magnetic and Optical Memory Devices

Topics:

Data storage; Magnetic recording; Error correction; Tape cartridge devices; Helical scan tape; Rotating disk storage; Hard and floppy disks; Optical data storage

Learning Objectives:
– Discuss the characteristics and uses of the different types of data storage devices.
– Describe the different types of data storage systems and explain their advantages and disadvantages.
– Describe the functions of the controller in data storage systems.
– Identify the differences between hard disk drives and floppy disk drives.
– Explain how optical data storage devices work.

Lesson 2 - Signal Converters and Processors

Topics:

Weighted-resistor, binary-ladder, and typical DACs; Dual-slope, successive-approximation, and flash ADCs; Digital signal processors

Learning Objectives:
– Describe analog-to-digital and digital-to-analog conversion processes.
– Name the different types of DACs and ADCs.
– Identify the kinds of errors that might be present in an analog circuit.
– Explain digital signal processing in general terms.


Lesson 3 - Data Acquisition Systems

Topics:

Multiplexers; Programmable gain amplifiers; Computer output; Input signal variations; Isolation; Filtering; Sample-and-hold; Aliasing

Learning Objectives:
– List and describe the major components of a data acquisition system.
– Explain the front-end operation of a data acquisition system.
– Name the types of signal inputs used in data acquisition systems.
– Explain how aliasing occurs and how to avoid it.
– Describe different data acquisition system architectures.


Lesson 4 - Digital Transmission Standards

Topics:

Parallel, serial, synchronous, and asynchronous data transmission; Interface standards; UART; USRT; Fiber optics; Error detection

Learning Objectives:
– Explain the different types of digital data transmission.
– Tell why transmission standards are needed and how they apply to digital signals.
– Name some of the more important organizations that develop digital data transmission standards.
– Name two types of data transmission error detection techniques.
– Identify different types of digital transmission equipment, and explain how a modem works.


Lesson 5 - Digital I/O Applications

Topics:

Automotive engine control application; Single-chip microcomputers

Learning Objectives:
– Discuss the digital I/O system operation of an engine control module (ECM).
– Describe how a single-chip microcomputer is used in an ECM.
– Examine the structure of timer-based inputs and outputs.
– Identify the engine control input devices.
– Identify the engine control output devices.
– Explain the concept of real-time control.