July 2012
Beginner to intermediate
400 pages
9h 52m
English
Content preview from Fast and Effective Embedded Systems Design
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Chapter 4
Analog Output
Chapter Outline
4.1 Introducing Data Conversion
4.1.1 The Digital-to-Analog Converter
4.2 Analog Outputs on the mbed
4.2.1 Creating Constant Output Voltages
4.2.2 Sawtooth Waveforms
4.2.3 Testing the DAC Resolution
4.2.4 Generating a Sine Wave
4.3 Another Form of Analog Output: Pulse Width Modulation
4.4 Pulse Width Modulation on the mbed
4.4.1 Using the mbed PWM Sources
4.4.2 Some Trial PWM Outputs
4.4.3 Speed Control of a Small Motor
4.4.4 Generating PWM in Software
4.4.5 Servo Control
4.4.6 Outputting to a Piezo Transducer
Chapter Review
Quiz
Reference
4.1 Introducing Data Conversion
Microcontrollers are digital devices, but they spend most of their time dealing with a world which is analog, as illustrated in
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