EE40 Lec 16 A Brief Overview of Microcontrollers Prof Nathan Cheung 10 22 2009 Reading Hambley Chapter 8 EE40 Fall 2009 Slide 1 Prof Cheung Control of a Physical Process EE40 Fall 2009 Slide 2 Prof Cheung CPU Memory I O Microcontroller is d i designed d tto b be allll iin one With extra peripherals EE40 Fall 2009 Slide 3 Prof Cheung Applications Home Appliance Toys Embedded E b dd d webserver b Wireless sensor networks Security system Medical devices Utility metering PC peripherals EE40 Fall 2009 Slide 4 Prof Cheung Unique Features Highly configurable programmable One circuit fits many y different applications pp One chip serves several functions Analog and digital I O Inexpensive starts at 0 50 10 or more for higher g p performance more memory IO pins EE40 Fall 2009 Slide 5 Prof Cheung Memory Content 16 bit 16 bit memory address EE40 Fall 2009 Slide 6 Prof Cheung Program Branching EE40 Fall 2009 Slide 7 Prof Cheung The Motorola 68HC11 Microcontroller EE40 Fall 2009 Slide 8 Prof Cheung TI MSP430 EE40 Fall 2009 Slide 9 Prof Cheung TI MSP430 EE40 Fall 2009 Slide 10 Prof Cheung MSP430 with peripheral I O EE40 Fall 2009 Slide 11 Prof Cheung
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