This module is designed to enable students to understand and analyze concepts in: the nature of real world systems and its need for microcontrollers; The different types and technologies of microcontrollers and their peripherals(Atmel 8051 and PIC); The techniques used to carry out data acquisition and digital system interface; The operation characteristics of different interfacing types; The standard communication specifications and design techniques; The control of communication interfaces and related peripherals; The Instruction sets and state machines with interrupt timing; the assembly language and its application; The identification of the characteristics and operation of D/A and A/D converters; And the real world applied projects with interfacing practice.