Lesson 1 - Magnetic and Optical Memory Devices
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
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
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.
Lesson 4 - Digital Transmission Standards
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
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.
– Explain the concept of real-time control.