Embedded Systems

E.1 Introduction

compariration between embedded and desktop or servers

another important trend in embedded system

introduce real-time performance requirement and show some architectual properies to handle it.

DSP typical features special-purpose hadware to perform it’s task

DSP use fixed point, wider register to guard agaist round-off error, operation for forward error correction

T1 320C55 have seven stage

descripe C55’s instruction cache, power management, MAC units

T1 320C6x is similar to VLIW processor and explain why it prefer VLIW instread of superscale

EEMBC

efficient use of power to achieve high perfermance can be not suitable for battery-based devices.

a number of special-purpose designs have used customized multiporssor

MXP processor

Multiprocessing is becoming widespread in the embedded computing arena for two primary reasons.

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