Introduction

Basics of Peripherals and Interfacing, General purpose peripherals and

Special purpose peripherals, I/O techniques

Simple I/O, Strobe I/O, Handshake I/O, DMA controlled I/O, Hardware and software interfacing in microcomputer system design, Multi-processor configurations.

Memory Interfacing

Compatibility between memory and MPU system bus, Address space partitioning, Standard versus system memories, Restriction imposed by MPU architecture.

Data Transfer Techniques and Their Implementation

Programmed data transfer, DMA mode of data transfer, I/O port and Serial modes of data transfer.

Common Peripherals and their Interfacing

Interfacing I/O devices - Floppy disk, Hard disk, Solid state disk, CDROM and other optical memory, Keyboard, Mouse, Display devices, etc., Interfacing with USB.

Programmable Peripheral Interface

Intel 8255 pin configuration, Internal structure of a port bit, Modes of operation, Bit SET/RESET feature, Programming, ADC and DAC chips and their interfacing.

Programmable Interval Timer

Intel 8254 pin configuration, Internal block diagram of counter and modes of operation, Counter read methods, Programming.

I/O Devices for Process Control and Instrumentation

Transducers, Operational Amplifier, Optocouplers, Relays, AD and DA converters.

Microprocessor in Scientific Instruments and Other Applications

Display, Protective relays, Measurements of Electrical quantities, Temperature monitoring system, Water level indicator, Motor speed controller, Traffic light controller, etc.
Peripherals and Interfacing.