Introduction to Digital Systems Saint-Petersburg State University Faculty of Applied Mathematics – Control Processes Lection 1 prof. Evgeny I. Veremey
Content 1 Introduction 1. Mathematical Models of Digital Systems 2. Analysis of Digital Signals and Systems 3. Synthesis of Digital Systems
Cart fixed by the spring 2
Controlled cart 3 - output of sensor Methods of control а) by disturbance б) by output Program Control Feedback :
Control System 4 Generalized Scheme of Control System
Controlled cart 5 Coding of Analog Signal а) initial analog signal б) result of filtering в) digital sygnal
Digital Processing of Analog Signal 6 Processing Scheme
Controlled cart 7 Encoding of Digital Signal a) digital signal b) result of D/A c) result of smoothing