Chapter 18
Using Sensors to Avoid Collisions
Chapter Outline
Ultrasonic generation and detection
Advantages of using ultrasound
Driving the ultrasonic transmitter
Program to produce ultrasonic waveform
Determining the number of pulses to use
Making decisions about potential obstructions
Optical generation and detection
Imaging-type distance measurement
Robots, like humans, need both the ability to move and the ability to sense their environment. The human body’s ability to sense is truly amazing. Think about the simple task of standing. ...
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