Builders guide robot pacman.pdf

Table of ContentsList of Tables ....................................................................................................................iiiList of Figures...................................................................................................................iiiAbstract.............................................................................................................................iii1.0 Introduction........................................................................................................... 12.0 Chassis.................................................................................................................... 22.1 Motor Mounts.............................................................................................. 22.2 PCB Mounts ................................................................................................ 32.3 Body ............................................................................................................ 33.0 Motors .................................................................................................................... 63.1 Motor Selection........................................................................................... 63.2 Motor Control.............................................................................................. 74.0 Radio Frequency Application .............................................................................. 94.1 RF Considerations................................................................................................. 94.2 Wireless Input Controller ............................................................................ 94.2.1 Encoding scheme logic.................................................................. 104.2.2 Encoder and Decoder .................................................................... 114.2.2.1 Error detection and filtering .......................................... 124.2.3 RF Modules................................................................................... 135.0 Sensors.................................................................................................................. 165.1 Wall detection ........................................................................................... 165.2 Dot Counting Sensor ................................................................................. 185.3 Pac-Man Tracking..................................................................................... 195.4 Contact Sensor........................................................................................... 215.5 LCD display .............................................................................................. 216.0 Microcontroller and Software............................................................................ 236.1 Pac-Man Robot.......................................................................................... 236.1.1 Obstacle Sensors ........................................................................... 256.1.2 LCD Display ................................................................................. 266.1.3 RF Receiver................................................................................... 266.1.4........................................................................................................... 27Stepper Motors .......................................................................................... 276.1.5 Ghost Contact Sensor.................................................................... 296.1.6 Maze Dot Sensor ........................................................................... 296.2 Ghost Robot............................................................................................... 306.2.1 Beacon Sensor ............................................................................... 317.0 Maze ..................................................................................................................... 357.1 Physical Dimension................................................................................... 357.2 Dots ........................................................................................................... 368.0 Power.................................................................................................................... 388.1 Motor......................................................................................................... 388.2 Controller .................................................................................................. 388.3 Maze.......................................................................................................... 388.4 Regulators.................................................................................................. 39