Robotics II Test II Review

Front

What is a "blob" of color in the context of camera images as described in the study guide?

Back

A group of similarly-colored pixels touching each other.

Front

What do you need to put at the top of your sketch to use the Pixy cam with Arduino?

Back

Including the library for Pixy cam integration

Front

Which of the following ports cannot be used with the Pixy cam? Select all that apply.

Back

Servo ports and digital ports 12 and 13

Front

Where does the PixyCam put (0,0)?

Back

Top left

Front

What is meant by understanding the x and y coordinates of pixels?

Back

Understanding the position of each pixel in an image

Front

What do PixyCam signatures do?

Back

Identify different blobs in the image

Front

Which call would make a servo turn faster: servoLeft.writeMicroseconds(1440) or servoLeft.writeMicroseconds(1420)?

Back

servoLeft.writeMicroseconds(1420)

Front

What is the purpose of calculating rpms in the context of robotics?

Back

To calculate the distance traveled by the robot

Front

What is the smallest change in value that actually makes a noticeable difference in servo movement?

Back

20

Front

If one servo value is slightly overshooting 90 degrees and the other is slightly undershooting, what should you do?

Back

Find a value that is a compromise between the two