电子科技大学：《嵌入式系统设计 Embedded Systems Design》课程教学资源（课件讲稿）Chapter 1 Overview（廖勇）

1 University of Electronic Science Technology of China(UESTC) Embedded System Design LIAO Yong Real-Time System Lab LIAO Yong

1 Real-Time System Lab LIAO Yong University of Electronic Science & Technology of China (UESTC) LIAO Yong Embedded System Design

2 University of Electronic Science Technology of China(UESTC) Chapter 1 Overview Real-Time System Lab LIAO Yong

2 Real-Time System Lab LIAO Yong University of Electronic Science & Technology of China (UESTC) Chapter 1 Overview

3 1 What is Embedded System University of Electronic Science Technology of China(UESTC) Brake System (Anti-lock Braking System (ABS)) sensor sensor brake brake hydraulic ABS pump brake brake sensor sensor Real-time Safety! Real-Time System Lab LIAO Yong

3 Real-Time System Lab LIAO Yong University of Electronic Science & Technology of China (UESTC) 1 What is Embedded System  Brake System (Anti-lock Braking System (ABS)) Real-time & Safety!

4 1 What is Embedded Systems University of Electronic Science Technology of China(UESTC) Mars rover Real-Time System Lab LIAO Yong

4 Real-Time System Lab LIAO Yong University of Electronic Science & Technology of China (UESTC) 1 What is Embedded Systems  Mars rover

5 1 What is Embedded System University of Electronic Science Technology of China(UESTC) Wireless Sensor Networks(WSN) sensors microcontroller radio networks All feasible at very small scale 。 e.g.,Berkeley Smart Dust,MICA2 Mote 32nd8 12m http://robotics.eecs.berkeley.edu/~pister/SmartDust/ Real-Time System Lab LIAO Yong

5 Real-Time System Lab LIAO Yong University of Electronic Science & Technology of China (UESTC)  Wireless Sensor Networks (WSN) sensors + microcontroller + radio + networks • All feasible at very small scale • e.g., Berkeley Smart Dust，MICA2 Mote http://robotics.eecs.berkeley.edu/~pister/SmartDust/ 1 What is Embedded System

6 1 What is Embedded System University of Electronic Science Technology of China(UESTC) >Application of WSN Structural Health Smart sensors Inventory Monitoring embedded in Management environments Wireless network Fire Monitoring Real-time monitoring Habitat Monitoring and control Real-Time System Lab LIAO Yong

6 Real-Time System Lab LIAO Yong University of Electronic Science & Technology of China (UESTC)  Application of WSN 1 What is Embedded System

7 1 What is Embedded System University of Electronic Science Technology of China(UESTC) Pervasive Computing(Ubiquitous Computing) Pervasive computing is the trend towards increasingly ubiquitous,connected computing devices in the environment,a trend being brought about by a convergence of advanced electronic(particularly wireless) technologies and the Internet. Real-Time System Lab LIAO Yong

7 Real-Time System Lab LIAO Yong University of Electronic Science & Technology of China (UESTC)  Pervasive Computing(Ubiquitous Computing) Pervasive computing is the trend towards increasingly ubiquitous, connected computing devices in the environment, a trend being brought about by a convergence of advanced electronic (particularly wireless) technologies and the Internet. …… 1 What is Embedded System

8 1 What is Embedded System University of Electronic Science Technology of China(UESTC) Avionics Real-Time System Lab LIAO Yong

8 Real-Time System Lab LIAO Yong University of Electronic Science & Technology of China (UESTC)  Avionics 1 What is Embedded System

9 1 What is Embedded System University of Electronic Science Technology of China(UESTC) Avionics Real-Time System Lab LIAO Yong

9 Real-Time System Lab LIAO Yong University of Electronic Science & Technology of China (UESTC)  Avionics 1 What is Embedded System

10 2 What are Embedded Systems University of Electronic Science Technology of China(UESTC) Avionics Sample 1 A A/D 1 Main Compute 1 subsystem Sample 2 OUTPUT(A)is valid B A/D 2 Standby Compute 2 substem Vxworks Real-Time System Lab LIAO Yong

10 Real-Time System Lab LIAO Yong University of Electronic Science & Technology of China (UESTC) 2 What are Embedded Systems  Avionics A A/D 1 Compute 1 Sample 1 B A/D 2 Compute 2 Sample 2 Main subsystem Standby substem OUTPUT(A) is valid Vxworks