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      34 Book 7 Chapter 1FIGURE 1-1: A Raspberry Pi 4.FIGURE 1-2: The Raspberry Pi Imager program.FIGURE 1-3: Choose an operating system.FIGURE 1-4: Choose your SD card.FIGURE 1-5: The initial configuration for the Raspberry Pi OS.FIGURE 1-6: The Raspberry Pi Desktop.FIGURE 1-7: The Thonny Python IDE.FIGURE 1-8: Thonny in regular mode, with menus!FIGURE 1-9: The hello.py program.FIGURE 1-10: The Hello, World! Program in action.FIGURE 1-11: Raspberry Pi header pins.FIGURE 1-12: Connecting an LED to a GPIO port.FIGURE 1-13: The Raspberry Pi LED Flasher (Project 51).

      35 Book 7 Chapter 2FIGURE 2-1: A Raspberry Pi test circuit with eight LEDs (Project 52).

      36 Book 7 Chapter 3FIGURE 3-1: Active-high and active-low input circuits.FIGURE 3-2: A circuit for testing an active-high push-button switch (Project 53...FIGURE 3-3: Pinout for the MCP3008 analog-to-digital converter.FIGURE 3-4: Using an MCP3008 to connect a potentiometer to a Raspberry Pi.FIGURE 3-5: The Raspberry Pi Software Configuration Tool.FIGURE 3-6: The Interface Options page.FIGURE 3-7: Using a potentiometer to control flashing LEDs (Project 54).

      37 Book 8 Chapter 1FIGURE 1-1: The completed color organ project.FIGURE 1-2: Connecting the color organ to a light and a sound source.FIGURE 1-3: The schematic diagram for the color organ circuit.FIGURE 1-4: The assembled Velleman MK110 kit.FIGURE 1-5: Drill the holes as indicated in this diagram.FIGURE 1-6: How the parts go together inside the project box.FIGURE 1-7: The color organ is almost finished.

      38 Book 8 Chapter 2FIGURE 2-1: The basic ShowTime PC controller from Light-O-Rama.FIGURE 2-2: A basic setup for a 16-channel ShowTime PC Light-O-Rama controller.FIGURE 2-3: Assembling the ShowTime PC circuit board.FIGURE 2-4: A USB adapter converts the RS-485 protocol required by the ShowTime...FIGURE 2-5: The Light-O-Rama Hardware program.FIGURE 2-6: The Hardware program’s Console lets you test your controller channe...FIGURE 2-7: A simple Light-O-Rama sequence.FIGURE 2-8: Choosing the type of sequence to create.FIGURE 2-9: Filling in the musical sequence options.FIGURE 2-10: A blank sequence.FIGURE 2-11: Changing the name or color of a row.FIGURE 2-12: Displaying the waveform.FIGURE 2-13: The Animation window.FIGURE 2-14: The Animation window with a background picture.FIGURE 2-15: The Animation window with lights drawn in.

      39 Book 8 Chapter 3FIGURE 3-1: The jack-in-the-box prop.FIGURE 3-2: The lift mechanism.FIGURE 3-3: Schematic diagram for the jack-in-the-box prop.FIGURE 3-4: The assembled animatronic prop controller.FIGURE 3-5: Where to mount the circuit boards and drill the mounting holes for ...

      40 Book 8 Chapter 4FIGURE 4-1: Robby the Robot from Forbidden PlanetFIGURE 4-2: Robot B-9 from Lost in Space.FIGURE 4-3: VIN-e, version 1.FIGURE 4-4: The solar-powered yard lamp I used as the central pillar in VIN-e.FIGURE 4-5: Bits and pieces used to support VIN-e’s mouth and “vacuum tubes.”FIGURE 4-6: An Arduino MEGA board.FIGURE 4-7: An eight-channel relay board.FIGURE 4-8: A covered terminal strip safely routes 120 VAC power for the projec...

      Guide

      1  Cover

      2  Title Page

      3  Copyright

      4 Table of Contents

      5  Begin Reading

      6  Index

      7  About the Author

      Pages

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